312 East 21 Street
Brooklyn, NY 11226BBL 3-05124-0012Map
Owner of record: Hp Cedarbridge Portfolio Housing Develop Ment Fund
312 East 21 Street is an elevator apartment building built in 1940 in Brooklyn, 11226. It has 54 residential units across 6 floors. The owner of record is Hp Cedarbridge Portfolio Housing Develop Ment Fund. HPD has recorded 475 housing violations here, most recently on September 20, 2026. 32 of the 50 most recent violations are still open. City tax records listed 54 rent-stabilized apartments here in 2024.
- HPD violations
- 475
- DOB violations
- 26
- ECB violations
- 12
- HPD complaints
- 715
What to know
Immediately hazardous issues among recent violations are still open.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
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.
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 · 475
- BHazardous
Properly repair with similar material the broken or defective terrazzo stool at 2nd window from north at east at public hall, 1st story
Sep 20, 2026
Open — Nov certified on time - CImmediately hazardous
Properly repair or replace the broken or defective glass creating cut hazard at intercom system at building front
Sep 20, 2026
Open — Nov certified on time - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the window recess at 1st window from north at east at public hall, 1st story
Sep 20, 2026
Open — Nov certified on time - BHazardous
Properly repair the source and abate the evidence of a water leak at window recess at 1st window from north at east at public hall, 1st story
Sep 20, 2026
Open — Nov certified on time - BHazardous
Properly repair with similar material the broken or defective fire retardant material at window recess at 1st window from north at east at public hall, 1st story
Sep 20, 2026
Open — Nov certified on time - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 5j, 5th story, 1st apartment from south at west
Sep 4, 2026 · Apt 5J
Open — Civ14 mailed - BHazardous
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 5j, 5th story, 1st apartment from south at west
Sep 4, 2026 · Apt 5J
Open — Civ14 mailed - BHazardous
Properly repair or replace the broken or defective mortise lock at door in the entrance located at apt 5j, 5th story, 1st apartment from south at west
Sep 4, 2026 · Apt 5J
Open — Civ14 mailed - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east
Sep 2, 2026 · Apt 4C
Open — First no access to re- inspect violation - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east
Sep 2, 2026 · Apt 4C
Open — First no access to re- inspect violation
Show 40 more ↓
- BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 2nd bathroom from north located at apt 1f, 1st story, 2nd apartment from north at east
Aug 22, 2026 · Apt 1F
Open — Civ14 mailed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the 2nd bathroom from north located at apt 1f, 1st story, 2nd apartment from north at east
Aug 22, 2026 · Apt 1F
Open — Civ14 mailed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 10 sqft observed at east wall in the 1st room from north at west located at apt 1f, 1st story, 2nd apartment from north at east
Aug 22, 2026 · Apt 1F
Open — Notice of issuance sent to tenant - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 4j, 4th story, 1st apartment from south at west
Aug 11, 2026 · Apt 4J
Open — Civ14 mailed - BHazardous
Properly repair the source and abate the evidence of a water leak at the ceiling in the bathroom located at apt 4j, 4th story, 1st apartment from south at west
Aug 11, 2026 · Apt 4J
Open — Civ14 mailed - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 4j, 4th story, 1st apartment from south at west
Aug 11, 2026 · Apt 4J
Open — Civ14 mailed - BHazardous
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 4j, 4th story, 1st apartment from south at west
Aug 11, 2026 · Apt 4J
Open — Civ14 mailed - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 4j, 4th story, 2nd apartment from south at west
Jun 24, 2026 · Apt 4J
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the bathroom located at apt 4j, 4th story, 2nd apartment from south at west
Jun 24, 2026 · Apt 4J
Open — Civ14 mailed - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 5j, 5th story, 2nd apartment from south at west
Jun 16, 2026 · Apt 5J
Open — Civ14 mailed - BHazardous
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 5j, 5th story, 2nd apartment from south at west
Jun 16, 2026 · Apt 5J
Open — Civ14 mailed - BHazardous
Properly repair with similar material the broken or defective ceiling tiles at south, north and east walls in the bathroom located at apt 5j, 5th story, 2nd apartment from south at west
Jun 16, 2026 · Apt 5J
Open — Civ14 mailed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color ceiling and all walls in the bathroom located at apt 5j, 5th story, 2nd apartment from south at west
Jun 16, 2026 · Apt 5J
Open — Civ14 mailed - BHazardous
Properly repair or replace the broken or defective rubber gasket at refrigerator lower door in the kitchen located at apt 5j, 5th story, 2nd apartment from south at west
Jun 16, 2026 · Apt 5J
Open — Civ14 mailed - CImmediately hazardous
Properly repair with similar material the broken or defective ceramic floor tiles in the bathroom located at apt 5j, 5th story, 2nd apartment from south at west
Jun 16, 2026 · Apt 5J
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 1f, 1st story, 2nd apartment from west at north
Jun 10, 2026 · Apt 1F
Open — Not complied with - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at east wall and at south wall in the 4th room from north located at apt 1f, 1st story, 2nd apartment from west at north
Jun 10, 2026 · Apt 1F
Open — Not complied with - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 10 sq ft at east wall in the 1st room from north at east located at apt 1f, 1st story, 2nd apartment from west at north
Jun 10, 2026 · Apt 1F
Open — Civ14 mailed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 1f, 1st story, 2nd apartment from west at north
Jun 10, 2026 · Apt 1F
Open — Not complied with - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 1f, 1st story, 2nd apartment from west at north
Jun 10, 2026 · Apt 1F
Open — Not complied with - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 1f, 1st story, 2nd apartment from west at north
Jun 10, 2026 · Apt 1F
Open — Not complied with - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the bathroom located at apt 4j, 4th story, 2nd apartment from south at west
May 29, 2026 · Apt 4J
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 4j, 4th story, 2nd apartment from south at west
May 29, 2026 · Apt 4J
Closed — Violation dismissed - BHazardous
Abate the nuisance consisting of excessive storage of material ... in the entire apartment located at apt 2g, 2nd story, 1st apartment from north at east
May 19, 2026 · Apt 2G
Closed — Violation dismissed - ANon-hazardous
§ 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration wall erected from floor to ceiling with door opening creating room for living in the 1st room from north at east located at apt 2g, 2nd story, 1st apartment from north at east
May 19, 2026 · Apt 2G
Open — Nov sent out - ANon-hazardous
File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.
May 4, 2026
Closed — Violation dismissed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 1o sqft at east and south wall in the 2nd room from east at south located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling and north wall in the bathroom located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and north wall in the bathroom located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling and north wall in the bathroom located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and north wall in the bathroom located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 1o sqft at west and east wall in the bathroom located at apt 1f, 1st story, 2nd apartment from north at east , section ''south''
Apr 7, 2026 · Apt 1F
Closed — Violation dismissed - CImmediately hazardous
Properly repair or replace the broken or defective door in the entrance located at apt 6j, 6th story, 2nd apartment from south at west , 2nd section from south at west
Dec 6, 2025 · Apt 6J
Closed — Violation dismissed - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 6j, 6th story, 2nd apartment from south at west , 2nd section from south at west
Dec 6, 2025 · Apt 6J
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 6j, 6th story, 2nd apartment from south at west , 2nd section from south at west
Dec 6, 2025 · Apt 6J
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the south wall in the 4th room from east located at apt 6j, 6th story, 2nd apartment from south at west , 2nd section from south at west
Dec 6, 2025 · Apt 6J
Closed — Violation dismissed - BHazardous
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 6j, 6th story, 2nd apartment from south at west , 2nd section from south at west
Dec 6, 2025 · Apt 6J
Closed — Violation dismissed - BHazardous
Properly repair or replace the broken or defective vanity at wash basin east wall in the bathroom located at apt 6j, 6th story, 2nd apartment from south at west , 2nd section from south at west
Dec 6, 2025 · Apt 6J
Closed — Violation dismissed - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 4c, 4th story, 1st apartment from north at east
Nov 10, 2025 · Apt 4C
Open — Notice of issuance sent to tenant
DOB building violations · 26
- Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Oct 4, 2023
Dob violation - active - Failure to benchmark none
Failure to file benchmarking report of energy use as per ad. code sec. 28-309.4
Jun 2, 2021
Dob violation - dismissed - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Dec 9, 2020
Dob violation - dismissed - Elevator elevatorrequired
E-elevator elevatorrequired
Oct 26, 2020
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2017 inspection report
Nov 8, 2019
Dob violation - dismissed - Elevator elevatorrequired
E-elevator elevatorrequired
Sep 23, 2019
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Aug 14, 2018
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Aug 1, 2017
Dob violation - resolved - Failure to benchmark none
Failure to file benchmarking report of energy use as per ad. code sec. 28-309.4
Feb 2, 2016
Dob violation - dismissed - Failure to benchmark none
Failure to file benchmarking report of energy use as per ad. code sec. 28-309.4
Nov 2, 2015
Dob violation - dismissed
Show 16 more ↓
- Failure to benchmark none
Failure to file benchmarking report of energy use as per ad. code sec. 28-309.4
Aug 2, 2015
Dob violation - dismissed - Failure to benchmark none
Failure to file benchmarking report of energy use as per ad. code sec. 28-309.4
May 2, 2015
Dob violation - dismissed - Failure to benchmark none
Failure to file benchmarking report of energy use as per ad. code sec. 28-309.4
May 1, 2014
Dob violation - dismissed - Elevator elevatorrequired
E-elevator elevatorrequired
Sep 26, 2013
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Nov 23, 2012
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Dec 5, 2011
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Jun 11, 2010
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Dec 29, 2009
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Mar 5, 2008
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Jun 6, 2007
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Mar 14, 2006
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Jul 18, 2005
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Aug 18, 2003
Dob violation - resolved - Elevator elevatorrequired
3p3258
Feb 2, 2000
Dob violation - resolved - Elevator elevatorrequired
3p3258
Dec 22, 1998
Dob violation - resolved - Elevator elevatorrequired
(51)provide access to motor room (52)renew broken cwt shackle springs (53)provide adequate lighting in cab (54)provide guard for cab lighting fixture (55)repair or renew car flooring (56)repair or renew motor room window (57)repair handrail
May 31, 1989
Dob violation - resolved
ECB violations · 12
- Class - 2
Provide designated lobby braille tags. provide explicitly detailed info, posted in a conspicuous location, location and/or number of how/where to obtain keys to machine room.
Mar 18, 2024
Resolve - Class - 1
Class 1 item: failure to maintain building in code compliant manner. upon inspection, the device is found to be out of service, due to ongoing work listed on permit b08030765-i1-vt, which was issued on 11/14/22
Nov 24, 2023 · Penalty $1,250
Resolve - Class - 2
Missing in case of fire sign in lobby. bsmt hatch door unlabled. misaligned cab mirror. missing controller prints. misaligned machine room door with defective lock.
Apr 3, 2023
Resolve - Class - 1
Provide motor room door sign., repair motor room windows., provide in-car mirrir., repair travel cable insulation covering., dlm improperly installed on this device. no firemans' service present in controller.
Jul 11, 2022 · Penalty $1,250
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. remedy; file application, install dlm a
Sep 15, 2020 · Penalty $1,250
Resolve - Class - 2
56y13 56o02 39o02 44h10 39q03 39m07 77q03 100m07 56 oil leak main machine 56 clean machine 35 clean car topp 44 traction sheave worn 39 guard car top light 39 car top light missing 77 under car light unguarded
Mar 18, 2009 · Penalty $500
Resolve - Non-hazardous
33405i18m47l57o09h15i50y25m31r34r05al 18-lock covers 47-replace 25-covers 31-secure & cover box 34-properly secure or remove 05a-car door rollers.
May 1, 1998
Resolve - Non-hazardous
73x. restore elevator wervice for complete inspection.
Oct 17, 1995
Resolve - Non-hazardous
05l, 15l, 17i, 20d, 57o.
Apr 27, 1995
Resolve - Non-hazardous
14l,22d,35o,36l,57o,
Mar 14, 1994 · Penalty $100
Resolve
Show 2 more ↓
- Non-hazardous
73x, 73. restore elev. service.
Feb 17, 1993
Resolve - Non-hazardous
03r,14m,17m,21l,28h,35o,30o,57o,74#,#03 remove car paneling -#74 replace broken glass on motor room window
Jul 2, 1991 · Penalty $75
Resolve
Complaints
- Door/window
Door
Sep 9, 2026 · Apt 5J
Close - Plumbing
Basin/sink
Sep 9, 2026 · Apt 5J
Close - Electric
No lighting
Sep 9, 2026 · Apt 5J
Close - Door/window
Door
Sep 9, 2026 · Apt 5J
Close - Door/window
Door
Sep 2, 2026 · Apt 5J
Close - General
Cabinet
Aug 31, 2026 · Apt 4C
Close - Unsanitary condition
Pests
Aug 31, 2026 · Apt 4C
Close - Door/window
Door
Aug 28, 2026 · Apt 5J
Close - Flooring/stairs
Floor
Aug 28, 2026 · Apt 5J
Close - Unsanitary condition
Pests
Aug 23, 2026 · Apt 6J
Open
Show 40 more ↓
- Unsanitary condition
Pests
Aug 11, 2026 · Apt 4J
Close - Paint/plaster
Ceiling
Aug 2, 2026 · Apt 4J
Close - Water leak
Heavy flow
Aug 2, 2026 · Apt 4J
Close - Water leak
Slow leak
Jul 30, 2026 · Apt 4J
Close - Unsanitary condition
Mold
Jul 30, 2026 · Apt 4J
Close - Water leak
Heavy flow
Jul 22, 2026 · Apt 4J
Close - Door/window
Door frame
Jul 15, 2026 · Apt 5J
Close - Door/window
Door
Jul 15, 2026 · Apt 5J
Close - Door/window
Door
Jul 13, 2026 · Apt 4C
Close - Unsanitary condition
Pests
Jul 13, 2026 · Apt 4C
Close - Door/window
Window frame
Jul 13, 2026 · Apt 4C
Close - Safety
Fire escape
Jul 13, 2026 · Apt 4C
Close - Unsanitary condition
Pests
Jul 13, 2026 · Apt 4C
Close - Door/window
Door
Jul 13, 2026 · Apt 4C
Close - Unsanitary condition
Pests
Jun 24, 2026 · Apt 4C
Close - Unsanitary condition
Pests
Jun 24, 2026 · Apt 4C
Close - Door/window
Door
Jun 24, 2026 · Apt 4C
Close - Water leak
Slow leak
Jun 17, 2026 · Apt 4J
Close - Door/window
Door
Jun 15, 2026 · Apt 5J
Close - Door/window
Door
Jun 15, 2026 · Apt 5J
Close - Paint/plaster
Ceiling
Jun 15, 2026 · Apt 4J
Close - Paint/plaster
Ceiling
Jun 15, 2026 · Apt 4J
Close - Door/window
Window frame
Jun 15, 2026 · Apt 4J
Close - Flooring/stairs
Floor
Jun 15, 2026 · Apt 5J
Close - Electric
Lighting
Jun 15, 2026 · Apt 5J
Close - Appliance
Refrigerator
Jun 15, 2026 · Apt 5J
Close - Door/window
Window frame
Jun 15, 2026 · Apt 5J
Close - Water leak
Heavy flow
Jun 13, 2026 · Apt 4J
Close - Door/window
Door
Jun 12, 2026 · Apt BLDG
Close - Water leak
Slow leak
Jun 10, 2026 · Apt 4J
Close - Unsanitary condition
Mold
Jun 9, 2026 · Apt 1F
Close - Water leak
Heavy flow
Jun 9, 2026 · Apt 1F
Close - Paint/plaster
Ceiling
Jun 9, 2026 · Apt 1F
Close - Paint/plaster
Wall
Jun 9, 2026 · Apt 1F
Close - Unsanitary condition
Pests
Jun 9, 2026 · Apt 1F
Close - Water leak
Heavy flow
Jun 8, 2026 · Apt 4J
Close - Door/window
Door
Jun 8, 2026 · Apt 4C
Close - General
Signage missing
Jun 3, 2026 · Apt BLDG
Close - Unsanitary condition
Pests
Jun 3, 2026 · Apt 4C
Close - Water leak
Slow leak
May 30, 2026 · Apt 4J
Close
Sales history
| Date | Price | Type | Units |
|---|---|---|---|
| Jun 30, 2026 | Non-market transfer | Rentals - elevator apartments | 54 |
Building details
- Building type
- Elevator apartment building (D1)
- Year built
- 1940
- Floors
- 6
- Residential units
- 54
- Building area
- 55,426 ft²
- Lot area
- 12,758 ft²
- Zoning
- R7A
- Community board
- 314
- Council district
- 40
- Block / lot
- 5124 / 12
- Assessed value
- $1,476,900
- Landmark / historic district
- No
HPD registration #333452, last renewed Aug 27, 2025.
Questions about 312 East 21 Street
Who owns 312 East 21 Street?
The owner of record in NYC Department of City Planning PLUTO data is Hp Cedarbridge Portfolio Housing Develop Ment Fund.
Does 312 East 21 Street have violations?
Yes. NYC HPD has recorded 475 housing violations at this property.
Is 312 East 21 Street rent stabilized?
NYC Department of Finance tax bills listed 54 rent-stabilized units here in 2024 (about 100% of its 54 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 312 East 21 Street built?
City records list 1940 as the year it was built.
How many apartments are in 312 East 21 Street?
It has 54 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.