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520 East 21 Street

Brooklyn, NY 11226BBL 3-05184-0006Map

Owner of record: Ditmas Flats LLC

520 East 21 Street is an elevator apartment building built in 1951 in Brooklyn, 11226. It has 102 residential units across 6 floors. The owner of record is Ditmas Flats LLC. HPD has recorded 1,111 housing violations here, most recently on October 21, 2026. 48 of the 50 most recent violations are still open. City tax records listed 106 rent-stabilized apartments here in 2024.

HPD violations
1,111
DOB violations
53
ECB violations
68
HPD complaints
1,340

What to know

Concern
14 open Class C

Immediately hazardous issues among recent violations are still open.

Watch
Last violation Oct 21, 2026

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

Rent-stabilized units in 2024
106
About 100% of the building's 102 apartments

Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.

Stabilized units by tax-bill year

Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 1,111

  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules defective in the entire apartment located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective refrigerator seal at bottom door in the kitchen located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Notice of issuance sent to tenant
  • B

    Repair the flushing apparatus and maintain same so as to flush effectively the water closet . in the bathroom located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • B

    Properly repair the source and abate the evidence of a water leak at ceiling in the 4th room from north located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and north wall in the 4th room from north located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • B

    Trace and repair the source and abate the visible mold condition... greater than 10sq feet but less than 30sq feet observed at ceiling and north wall in the 4th room from north located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Notice of issuance sent to tenant
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Notice of issuance sent to tenant
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of flower pots at 3rd balcony from south at east wall at building front at fire escape, 4th story

    Oct 21, 2026

    Open — Nov sent out
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
Show 40 more ↓
  • C

    Install the missing or repair/replace the defective window guard(s) in accordance with the specifications of the new york city health code section 24 rcny chapter 12. wg to install = 3, wg to replace = 0, wg to repair = 0 in the entire apartment located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective intercom system from building front to return buzzer at east wall in the private hallway located at apt 4g, 4th story, 1st apartment from north at east , section ''north''

    Oct 21, 2026 · Apt 4G

    Open — Nov sent out
  • B

    Remove all encumbrances consisting of bicycles at north section at public hall, 4th story

    Oct 21, 2026

    Open — Nov sent out
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of flower pots at 1st balcony from south at east wall at building front at fire escape, 6th story

    Oct 21, 2026

    Open — Nov sent out
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of extension cable wire at drop ladder ( trip hazard) at 1st balcony from south at east wall at building front at fire escape, 2nd story

    Oct 21, 2026

    Open — Nov sent out
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting off flower pots at 3rd balcony from south at east wall at building front at fire escape, 2nd story

    Oct 21, 2026

    Open — Nov sent out
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of flower pots at 2nd balcony from south at east wall at building front at fire escape, 3rd story

    Oct 21, 2026

    Open — Nov sent out
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at compactor closet door, east wall, south section at public hall, 1st story

    Oct 6, 2026

    Open — Nov sent out
  • B

    Remove the illegal fastening key operated lock at door at east wall , south section, leading to east yard, froom basement story at public hall

    Oct 6, 2026

    Open — Nov sent out
  • C

    Properly secure the loose marble tread , 12 th from bottom up, south section, basement story at public hall stairs

    Oct 6, 2026

    Open — Nov sent out
  • C

    Install the missing or repair/replace the defective window guard(s) in accordance with the specifications of the new york city health code section 24 rcny chapter 12. wg to install = 1, wg to replace = 0, wg to repair = 0 in the entire apartment located at apt c, 1st apartment from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • C

    Properly repair the source and abate the evidence of a water leak at ceiling in the kitchen located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective cracked marble saddle at door in the entrance at west wall in the kitchen located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at, building entrance door , north wall , northeast section, at public hall

    Oct 6, 2026

    Open — Nov sent out
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • B

    Abate the nuisance consisting of pests. evidence of flies in the entire apartment located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Nov sent out
  • C

    Abate the infestation consisting of roaches in the entire apartment located at bsmt-apt c, 1st bsmt-apt from north at east , section ''northeast''

    Oct 6, 2026 · Apt C

    Open — Notice of issuance sent to tenant
  • B

    Properly repair or replace the broken or defective locking devices at, entrance door, west wall, in the entrance located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • C

    Correct the lead-based paint hazard-paint that is peeling or on a deteriorated subsurface and either tested inconclusive for lead content at 0.5mg/cm2 or tested positive for lead content on a metal or ceramic substrate as set forth in (28 rcny §11-07(b)) using work practices set forth in 28 rcny §11-06(b)(2). 1st door from south at west wall, 1st door frame from south at west wall in the foyer located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the bathroom , the private hallway , the 1st room from north, the kitchen , the 4th room from north located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department at west wall, north wall, east wall, ceiling, 1st closet from west at north wall door in the foyer located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective corroded metall door at southeast section, to exit corridor, building front yard at fire passage way, 1st story

    Sep 21, 2026

    Open — Nov sent out
  • C

    Replace or repair the self-closing doors that is missing or defective hinges at compactor closet door , south section, at public hall, 1st story

    Sep 21, 2026

    Open — Nov sent out
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the kitchen located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Closed — Violation closed
  • A

    Refit the wood door in the entrance at west wall in the bathroom located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective locking device at, door in the entrance , west wall, in the bathroom located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Repair the leaky and/or defective faucets at, bathtub, east wall , in the bathroom located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective reglaze the potcelain paint at bathtub , east wall, in the bathroom located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly secure the loose the loose wash basin ,at south wall , in the bathroom located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective ceramic tiles at, south ,north, west walls and east window sill in the bathroom located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective the ceiling light fixture in the 1st room from north located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Replace with new the missing access panel covers for radiator at east wall in the 1st room from north located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair or replace the broken or defective wood door in the entrance at south wwll in the 1st room from north located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective buldged wood floor in the foyer located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • C

    M/d law abate the nuisance consisting of abate the nuisance consisting of scalding hot water above 130 degrees in the entire apartment located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Closed — Violation closed
  • B

    Abate the infestation consisting of bedbugs in the entire apartment located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out
  • C

    Abate the nuisance consisting of evidence of rats and all underlying causes creating the pest infestations, by using integrated pest management (ipm), eliminate all burrow entry and passageways, pest nests, holes, gaps or cracks in walls, ceilings, floors, fixing leaks and managing garbage in public areas. evidence found at rats in the entire apartment located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Notice of issuance sent to tenant
  • C

    Install the missing or repair/replace the defective window guard(s) in accordance with the specifications of the new york city health code section 24 rcny chapter 12. wg to install = 2, wg to replace = 0, wg to repair = 2 in the entire apartment located at apt 1l, 1st story, 1st apartment from north at east , section ''south''

    Sep 21, 2026 · Apt 1L

    Open — Nov sent out

DOB building violations · 53

  • Low pressure boiler boiler required

    Violation issued-failure to file 2018 external low pressure inspection

    Jun 20, 2023

    Dob violation - active
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2022)

    Apr 22, 2023

    Dob violation - active
  • Failure to post energy grade/score none

    Failure to display energy efficiency score and energy efficiency grade as per adcode sec. 28-309.12.3

    Dec 1, 2022

    Dob violation - active
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2021)

    Aug 21, 2022

    Dob violation - active
  • No report and / or late filing (facade) facade required

    Failed to file fisp cycle 9a technical report by 02/21/2022

    Feb 22, 2022

    Dob violation - active
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2020)

    Jun 20, 2021

    Dob violation - active
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Nov 11, 2020

    Dob violation - resolved
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Sep 2, 2020

    Dob violation - dismissed
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2019)

    Jun 29, 2020

    Dob violation - active
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Oct 2, 2019

    Dob violation - resolved
Show 40 more ↓
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Oct 2, 2019

    Dob violation - resolved
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2018)

    Mar 18, 2019

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2016 inspection report

    Apr 6, 2018

    Dob violation - active
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2017)

    Mar 27, 2018

    Dob violation - active
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jul 28, 2017

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jul 28, 2017

    Dob violation - resolved
  • Elevator affirmation of correction elevatorrequired

    Vio issued to elevator - fail to correct defects on 2014 cat 1 insp/tst

    Nov 14, 2016

    Dob violation - active
  • Elevator affirmation of correction elevatorrequired

    Vio issued to elevator - fail to correct defects on 2014 cat 1 insp/tst

    Nov 14, 2016

    Dob violation - active
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Aug 17, 2016

    Dob violation - resolved
  • Failure to submit eer none

    Failure to submit an eer per ad. code sec. 28-308.4 in 2015

    May 15, 2016

    Dob violation - dismissed
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 10, 2015

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 10, 2015

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 10, 2014

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 10, 2014

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Sep 26, 2013

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Sep 26, 2013

    Dob violation - resolved
  • No report and / or late filing (facade) facade required

    Failed to file fisp cycle 7a technical report by 02/21/2012

    Jan 31, 2013

    Dob violation - active
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Nov 23, 2012

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Nov 23, 2012

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 12, 2011

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 12, 2011

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jun 7, 2010

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jun 7, 2010

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Mar 4, 2008

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Mar 4, 2008

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jun 7, 2007

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jun 7, 2007

    Dob violation - resolved
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 19, 2007

    Dob violation - dismissed
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jan 12, 2006

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Jan 12, 2006

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 23, 2004

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Dec 23, 2004

    Dob violation - resolved
  • Elevator elevatoroptional

    Ll1081-local law 10/81 - elevator elevatoroptional

    Apr 21, 2004

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - dismissed
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Aug 13, 2003

    Dob violation - resolved
  • Elevator elevatorrequired

    E-elevator elevatorrequired

    Aug 13, 2003

    Dob violation - resolved
  • Elevator elevatoroptional

    Ll1081-local law 10/81 - elevator elevatoroptional

    Feb 19, 2002

    Dob violation - dismissed
  • Elevator elevatorrequired

    3p4262

    Oct 17, 2000

    Dob violation - resolved
  • Elevator elevatorrequired

    3p4263

    Oct 17, 2000

    Dob violation - resolved
  • Elevator elevatorrequired

    (51) replace broken suspension spring on car

    Mar 2, 1989

    Dob violation - resolved

ECB violations · 68

  • Class - 1

    Cease use item: inoperative zone lock restrictor (2.14.5.7.1.). class 2 items: inoperative car phone (2.27.1.1.3.). clean tail rope for proper inspection (2.17.10.). adjust hoistway doors where needed (2.11). c

    Oct 15, 2026 · Penalty $1,250

    Active
  • Class - 2

    1) the steps to motor-room and the door to the motor-room are broken (8.11.2.1.2) 2) there is a timer that is not mounted to the controller (8.11.2.1.2). 3) the motor-room lights are not working (8.11.2.1.2). 4

    Jul 21, 2026 · Penalty $310

    Active
  • Class - 2

    1) the motor-room light is not working (8.11.2.1.2). 2) the brake tag and the cat-1 is expired (8.11.1.6) 3) the phone is not working (8.11.2.1.1) 4) the smoke hole grading is not secure (8.11.2.1.2). 5) the ch

    Jul 21, 2026 · Penalty $310

    Active
  • Class - 1

    Class 1 cease use: door zone restrictor inoperative. in-car stop switch damaged and inoperative. these are the safety features what ensure passenger safety. remedy: to restore service, email the d.o.b. eir@buil

    Jul 24, 2025 · Penalty $1,250

    Resolve
  • Class - 2

    Class 2: call cancel button missing install new button & test fire service. car button station not tagged with device number provide nyc id tag. car door misaligned adjust to remove scrapping & gap next to stri

    Aug 1, 2024 · Penalty $625

    Active
  • Class - 1

    Failure to provide unobstructed exit passageway. note: at time of inspection, i observed multiple buckets on top floor fire escape at exposure #(1)(north east), as well as multiple items on fire escape at expos

    Feb 7, 2024 · Penalty $1,250

    Active
  • Class - 1

    Unlawful acts. failure to comply with commissioner's order. note: respondent failure to comply prior summon #35675438h dated(11/27/23). at time of inspection, observed step cracks/spalling mortar joints(n-e cor

    Feb 7, 2024 · Penalty $2,500

    Active
  • Class - 2

    Clean pit., repair pit light., adjust car leveling., repair car station fire service call cancel button., adjust hoist way door checks where needed., adjust gap between car door and strike post., provide in-cas

    Feb 2, 2024 · Penalty $1,563

    Active
  • Class - 1

    Failure to maintain exterior building facade and appurtenances. note: at time of inspection observed several step cracks and cracked bricks on exposures #1(north) and exposure #3(south). also observed obstructi

    Nov 27, 2023 · Penalty $2,500

    Active
  • Class - 1

    Failure to maintain exterior buidling facade and appurtenances. note: -at time of inspection observed several step cracks and cracked brickson exposure #1(east) and exposure #3(west), also observed obstructions

    Nov 27, 2023 · Penalty $2,500

    Active
Show 40 more ↓
  • Class - 2

    At time of inspection i observed at apt 1k behind gas stove newly gas shut off valve and gas pipes no permits on dob records at time of inspection; there fore proper testing was not performed as per dob records

    Jul 10, 2023 · Penalty $1,250

    Active
  • Class - 2

    At apt 1k observation newly install gas shut off valve and gas pipes behind gas stove and no permits on dob records at time of inspection .... work was 100% performed ., obtain all permits

    Jul 10, 2023 · Penalty $1,250

    Active
  • Class - 2

    Class 2: cab light cover missing provide new cover. car door misaligned leaving large gaps. adjust door to correct clearances removing gaps. car floor not level to landing sill. adjust car to level tat every fl

    Jun 12, 2023 · Penalty $625

    Active
  • Class - 2

    Class 2: car button station not tagged with device number. provide nyc id # tags. call cancel button missing on car button station for fire service. provide new button & wire into controller. car floor not leve

    Jun 12, 2023 · Penalty $625

    Active
  • Class - 2

    Class 2: car floor not level to landing sill. adjust car to level at every floor. car button station not tagged with device number. provide nyc id # tag. cab light missing cover provide cover. car door misalign

    Mar 20, 2023 · Penalty $625

    Resolve
  • Class - 1

    C/u;42m07:no door lock monitoring installed in this controller as mandated by 3.10.12 of appendix k3 of the 2014 nycbc. this is a controllerfeature which ensures passenger safety. remedy file application instal

    Feb 16, 2023 · Penalty $1,563

    Resolve
  • Class - 2

    Failure to submit acceptable required cycle 9a report of critical examination documenting condition of exterior wall & appurtenances required by 28-302.4 for control #913297.remedy:submit acceptable required te

    Dec 9, 2022 · Penalty $6,250

    Active
  • Class - 1

    No door lock monitoring installed in this controller as mandated by 3.10.12 of appendix k3 of the 2014 nycbc. this is a controller feature which ensures passenger safety. file application install dlm and perfor

    Dec 8, 2022 · Penalty $1,250

    Resolve
  • Class - 1

    No door lock monitoring installed in this controller as mandated by 3.10.12 of appendix k3 of the 2014 nycbc. this is a controller feature which ensures passenger safety. remedy; file application, install dlm a

    Feb 3, 2020 · Penalty $1,250

    Active
  • Class - 2

    03d06,42m07,68b07,70o02,39m07. 03d06-properly secure toeguard; 42m07-provide safety switch for selector rope (top of car); 68b07-provide upto date maintenance log book (misisng info for months of feb,march);

    Apr 29, 2019

    Resolve
  • Class - 1

    5a10,10h11,16j10. 5a10- cease use item. door zone restrictor has beentampered with disabled and rendered inoperative. this is a safety device to ensure elevator passengers safety. repair restrictor and contact

    Sep 10, 2018 · Penalty $1,250

    Resolve
  • Class - 2

    11x10,5e1,23x10,16j10,24l10,68m7,56y2,56y13. 11x10-car button inoperative repair; 5e1-car door rubbing adjust; 23x10-hall button inoperative repair; 16j10-hoistway door misaligned repair; 24l10-indicator not w

    Aug 6, 2018

    Resolve
  • Class - 1

    5a10,5h11,16e10,8v1,56y2,56y13,57m7-5a10)cease use item-door zone restrictor has been tampered with disabled and rendered inoperative. this is a safety device to ensure elevator passengers' safety. repair restr

    Dec 19, 2017 · Penalty $1,000

    Resolve
  • Class - 2

    8v1,5j1,16j10,99m5,59y2,59y13,29j1,71l10,77k10-8v1)car floor to landing sill not level, adjust. 5j1)car door misaligned, adjust. 16j10)hoistway door misaligned, repair. 99m5)one year test tag missing perform an

    Sep 20, 2017

    Resolve
  • Class - 2

    5x10,2b10,70m7,70o2. 5x10-door restorer inoperative repair; 2b10-outside comm. does not work repair; 70m7-pit ladder missing provide; 70o2-pit dirty clean.

    Mar 1, 2017 · Penalty $530

    Resolve
  • Class - 2

    5x10,70m7,70o2. 5x10-door restorer.inopertive repair; 70m7-pit laddermissing provide; 70o2-pit dirty clean.

    Mar 1, 2017 · Penalty $530

    Resolve
  • Class - 2

    Failure to maintain exterior building. south elevation exp#1 wood blocks under a/c unit on 3rd floor,flower pots on fire escape landing,broken stones on parapet at southeast elevation.east elevation exp#4 loose

    Aug 29, 2015 · Penalty $500

    Resolve
  • Class - 2

    67x10,08v01,39o02,39q07,40m07,40y02,69m07,70o02. 67x10-phone inoperative; 08v01-car not level 5"off adjust; 39o02-car top dirty clean; 39q7car top lights unguarded; 40y02-oil leak in motor room clean; 40m07-mo

    Sep 17, 2014

    Resolve
  • Class - 2

    Failure to file an acceptable cycle 7 technical report in compliance with code provisions: periodic inspection of exterior walls & appurtenances as required by article 28-302 & the dept of bldgs rules & regulat

    May 27, 2014 · Penalty $800

    Resolve
  • Class - 2

    Work w/o a permit apt.2e,2d has been subdivided to create an illegal bedroom.apt2e,2d remedy:obtain permit or restore to prior legal condition.

    Apr 22, 2014

    Resolve
  • Class - 2

    67l10,08a01,05e01,16t07,70o02,81m07,73o02,74o02. 67-emergency phone defective; 08-adjust leveling; 05-car door rubbing;16-number all hoistway doors; 70-clean pit; 81-provide runby sign; 73-clean car rails;74-

    Dec 10, 2013 · Penalty $500

    Resolve
  • Class - 2

    67l10,70o02,73o02,74o02,81m07. 67-emergency phone defective; 70-cleanpit; 73-clean car rails; 74-clean cwt rails; 81-provide runby sign.

    Dec 10, 2013 · Penalty $500

    Resolve
  • Class - 2

    08v01,42n08,67x10,05b01,29q03,40m07,40r07,60m07,61l10,56y10,56y13,70o02,99bb05. 42n-remove jumper from the fuse; 05b-adjust the gap on the car door; 40m-provide fire extinguisher; 40r-provide fire retardant sa

    Dec 6, 2013 · Penalty $500

    Resolve
  • Class - 2

    56y10,56y13,60x10,67x10,56q03,68b07,40r07,40m07,20i10,99bb05. 68b-update log; 4r provide fire retardant safe to store the oil in the m.r.; 40m-provide fire extinguisher in the m.r.; 20i-repair 34d flr vision pa

    Dec 6, 2013 · Penalty $500

    Resolve
  • Class - 2

    08v01,14m07,67m07,12b11,70m07,70o02,72m07,72m07,81m07,41l10,60m07,56y13,40y02,69m07,68m07,98u05,99u05,42n09: 08v-car leveling. 14m-car mirror. 67m-car phone. 12b-bulb burned out. 70m-pit light,70o-pit dirty,72m

    Dec 13, 2011 · Penalty $250

    Resolve
  • Class - 2

    14m07,08v01,16m07,24x10,32h10,16x10,67m07,70o02,70m07,72m07,81m07,41i10,60x10,69m07,98u05,99u05,42l10,70m07: 14m-car mirror,08v car leveling,16m flr #'s on doors,24x-floor indicators,32h-car guide,16x-1st fl do

    Dec 13, 2011 · Penalty $250

    Resolve
  • Class - 2

    58f10,56y13,41i11,08v01,16b01,70o02 58-repair warm & sear 56-seal oil leak @ machine 41-replace door to machine room 08-adjust floor stop 16-adjust hoist way doors to clean pit.

    Apr 11, 2011 · Penalty $250

    Resolve
  • Class - 2

    Failure to provide elevator landing sign that shall read: "in case of fire use stairs, unless otherwise instructed" at the elevator bank on flr 1-6. remedy: install sign as per local law 16 1984.

    Dec 8, 2009 · Penalty $250

    Resolve
  • Class - 2

    10h11.38i11.27d6.16j01.20i11.39o2.56y2.56y13.08v10.32h10.60m07.34o2.70o2.16j01 adjust hatch door for smooth closing

    Mar 31, 2009 · Penalty $250

    Resolve
  • Class - 1

    32i10.20m07.20i11.10h11.56e10.56y02.56y13.39y2.08v10.27d6.39o2.34o2.70o2.60l10.cu 32i10 car top guide shoe damaged 20m7.6 fl vision glass missing after corrections are complete call dob at 212 566-5539 to lift

    Mar 31, 2009 · Penalty $1,000

    Resolve
  • Class - 1

    32h11,08a01,23i10,24l10,16t07,70p02,56y13,44h10,61i10,37o02,41i10,42h11,34o02,16m07,20i10 cease use items: 32-car shoes worn- shoes hitting rail bolts 08-adjust leveling before return to service call 212-566-5

    Jan 13, 2009 · Penalty $1,000

    Resolve
  • Non-hazardous

    14m0784x11. 84x top of car light w/ gurrd.

    Jan 8, 2008 · Penalty $350

    Resolve
  • Non-hazardous

    15m07,39y02,55y13,39i11.39i-replace broken windows in machine room

    Apr 25, 2007 · Penalty $350

    Resolve
  • Non-hazardous

    20q03,15m07,39y02,55y13,59x10.20q-5fl hoistway dor vision panel grill.

    Apr 25, 2007 · Penalty $350

    Resolve
  • Non-hazardous

    10m07,20m07,38m07,84m07.10m07-provide 2nd car door gib & replace worn gib.20m07-provide missing 5fl hoistway vision panel grill.38m07-provide missing top of car light.84m07-provide missing anti spin device on h

    Mar 5, 2007 · Penalty $2,500

    Resolve
  • Non-hazardous

    51m07,52m07,40d06,39i10.51m07-provide anti spin device hoist ropes.52m07-provide anti spin device governor ropes.40d06-secure machine room door.39i10-repair windows machine room.

    Mar 5, 2007 · Penalty $2,500

    Resolve
  • Hazardous

    15i10,20m07,40d06,44a02,44u05,84#09,60t07. 20-m, 1st & 2nd fl hoist door vision glasses. 44-a- gov painted. 44-u, calibrate tgov, perform 5yr test. 84#. remove old controller from roof, 60-t, provide elevator

    Oct 13, 2006 · Penalty $350

    Resolve
  • Hazardous

    15i10,08v01,,20q03,84l10,40d06,85bb05,59x11,60t07. 08-v 5 fl. 20-q 5 fl hoistway door vision glass grill. 84-l lobby fire service key cylinder. 60-t, elevator service co. emergency phone #.

    Oct 13, 2006 · Penalty $350

    Resolve
  • Hazardous

    28q03/66o02/85bb05/41n10/52i11/39i11/70d06 41-n-10. reverse phase relay by passed. 52-i gov. rope unkeyed. 39-i- broken windows, 70-d cease use of this device, 41-n 52-i until repaired and an inspection is made

    Nov 2, 2005 · Penalty $500

    Resolve
  • Hazardous

    Cease use 03q10/51i11/51o02/81x10/14m07/20q03/28q03/39o02/66o02/85bb0503-q. car vents broken can reach hatch from inside car 51-i, broken shakle springs. 51-o clean ropes for inspection. 81-x lobby fire gvc key

    Nov 2, 2005 · Penalty $500

    Resolve

Complaints

  • Flooring/stairs

    Floor

    Oct 14, 2026 · Apt 4G

    Close
  • Plumbing

    Basin/sink

    Oct 14, 2026 · Apt 4G

    Close
  • Flooring/stairs

    Floor

    Oct 14, 2026 · Apt 4G

    Close
  • Water leak

    Slow leak

    Oct 14, 2026 · Apt 4G

    Close
  • General

    Cabinet

    Oct 14, 2026 · Apt 4G

    Close
  • Plumbing

    Toilet

    Oct 14, 2026 · Apt 4G

    Close
  • Unsanitary condition

    Pests

    Oct 14, 2026 · Apt 4G

    Close
  • General

    Cabinet

    Oct 14, 2026 · Apt 4G

    Close
  • Appliance

    Refrigerator

    Oct 14, 2026 · Apt 4G

    Close
  • Appliance

    Electric/gas range

    Oct 14, 2026 · Apt 4G

    Close
Show 40 more ↓
  • Plumbing

    Water supply

    Oct 6, 2026 · Apt BLDG

    Close
  • Safety

    Smoke detector

    Oct 1, 2026 · Apt C

    Close
  • Unsanitary condition

    Pests

    Oct 1, 2026 · Apt C

    Close
  • Unsanitary condition

    Pests

    Oct 1, 2026 · Apt C

    Close
  • Paint/plaster

    Wall

    Oct 1, 2026 · Apt C

    Close
  • Water leak

    Heavy flow

    Sep 27, 2026 · Apt 4G

    Close
  • Unsanitary condition

    Pests

    Sep 27, 2026 · Apt 4G

    Close
  • Door/window

    Window frame

    Sep 27, 2026 · Apt 4G

    Close
  • Unsanitary condition

    Pests

    Sep 27, 2026 · Apt 4G

    Close
  • Flooring/stairs

    Floor

    Sep 16, 2026 · Apt 1L

    Close
  • Plumbing

    Basin/sink

    Sep 16, 2026 · Apt 1L

    Close
  • General

    Cabinet

    Sep 16, 2026 · Apt 1L

    Close
  • Door/window

    Window frame

    Sep 16, 2026 · Apt 1L

    Close
  • Electric

    Outlet/switch

    Sep 16, 2026 · Apt 1L

    Close
  • Flooring/stairs

    Floor

    Sep 16, 2026 · Apt 1L

    Close
  • Unsanitary condition

    Pests

    Sep 16, 2026 · Apt 1L

    Close
  • Door/window

    Door

    Sep 16, 2026 · Apt 1L

    Close
  • Paint/plaster

    Wall

    Sep 16, 2026 · Apt 1L

    Close
  • Unsanitary condition

    Pests

    Sep 8, 2026 · Apt 1R

    Close
  • Water leak

    Slow leak

    Sep 8, 2026 · Apt 1R

    Close
  • Safety

    Smoke detector

    Sep 4, 2026 · Apt C

    Close
  • Paint/plaster

    Ceiling

    Sep 4, 2026 · Apt C

    Close
  • Water leak

    Heavy flow

    Sep 2, 2026 · Apt 5S

    Close
  • Unsanitary condition

    Pests

    Aug 30, 2026 · Apt 1L

    Close
  • Door/window

    Door

    Aug 30, 2026 · Apt 1L

    Close
  • Flooring/stairs

    Floor

    Aug 30, 2026 · Apt 1L

    Close
  • Plumbing

    Bathtub/shower

    Aug 30, 2026 · Apt 1L

    Close
  • Paint/plaster

    Wall

    Aug 30, 2026 · Apt 1L

    Close
  • General

    Cabinet

    Aug 30, 2026 · Apt 1L

    Close
  • Unsanitary condition

    Pests

    Aug 27, 2026 · Apt 1F

    Close
  • Electric

    Outlet/switch

    Aug 27, 2026 · Apt 1F

    Close
  • Unsanitary condition

    Pests

    Aug 27, 2026 · Apt 1F

    Close
  • Unsanitary condition

    Pests

    Aug 27, 2026 · Apt 1F

    Close
  • Plumbing

    Basin/sink

    Aug 27, 2026 · Apt 1F

    Close
  • Paint/plaster

    Wall

    Aug 27, 2026 · Apt 1F

    Close
  • Water leak

    Slow leak

    Aug 27, 2026 · Apt 1F

    Close
  • Unsanitary condition

    Mold

    Aug 27, 2026 · Apt 1F

    Close
  • Plumbing

    Basin/sink

    Aug 27, 2026 · Apt 1F

    Close
  • Unsanitary condition

    Mold

    Aug 27, 2026 · Apt 1F

    Close
  • General

    Cabinet

    Aug 27, 2026 · Apt 1F

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Elevator apartment building (D1)
Year built
1951
Floors
6
Residential units
102
Building area
103,494 ft²
Lot area
27,000 ft²
Zoning
R7A
Community board
314
Council district
40
Block / lot
5184 / 6
Assessed value
$3,712,950
Landmark / historic district
No

HPD registration #338852, last renewed Aug 24, 2025.

Questions about 520 East 21 Street

Who owns 520 East 21 Street?

The owner of record in NYC Department of City Planning PLUTO data is Ditmas Flats LLC.

Does 520 East 21 Street have violations?

Yes. NYC HPD has recorded 1,111 housing violations at this property.

Is 520 East 21 Street rent stabilized?

NYC Department of Finance tax bills listed 106 rent-stabilized units here in 2024 (about 100% of its 102 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 520 East 21 Street built?

City records list 1951 as the year it was built.

How many apartments are in 520 East 21 Street?

It has 102 residential units.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.