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818 Knickerbocker Avenue

Brooklyn, NY 11207BBL 3-03418-0033Map

Owner of record: Jc Real Estate Development L.p.

818 Knickerbocker Avenue is a walk-up apartment building built in 1912 in Brooklyn, 11207. It has 6 residential units across 3 floors. The owner of record is Jc Real Estate Development L.p.. HPD has recorded 35 housing violations here, most recently on May 5, 2026. 19 of the 35 most recent violations are still open. City tax records listed 6 rent-stabilized apartments here in 2024.

HPD violations
35
DOB violations
9
ECB violations
5
HPD complaints
46

What to know

Concern
1 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation May 5, 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
6
About 100% of the building's 6 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 · 35

  • A

    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 5, 2026

    Closed — Violation dismissed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the bathroom located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    Open — Nov sent out
  • A

    Properly repair the source and abate the evidence of a water leak ceiling in the bathroom located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    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/defective smoke detector as required by nspire nfpa standard 72 in the 4th room from east located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    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/defective smoke detector as required by nspire nfpa standard 72 in the private hallway located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    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/defective smoke and carbon monoxide detector as required by nspire nfpa standard 72 in the private hallway located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    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/defective smoke detector as required by nspire nfpa standard 72 in the 1st room from east located at apt 2b, 2nd story, 1st apartment from south at west

    Oct 28, 2025 · Apt 2B

    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/defective smoke detector as required by nspire nfpa standard 72 in the 3rd room from east located at apt 2b, 2nd story, 1st apartment from south at west

    Oct 28, 2025 · Apt 2B

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department all walls and all ceilings in the entire apartment located at apt 2b, 1st apartment from south at west

    Oct 28, 2025 · Apt 2B

    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/defective smoke detector as required by nspire nfpa standard 72 at all stories at public hall

    Oct 28, 2025

    Closed — Violation closed
Show 25 more ↓
  • A

    Paint with light colored paint to the satisfaction of this department all walls and all ceilings in the entire apartment located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    Open — Nov sent out
  • B

    Trace and repair the source and abate the visible mold condition... less than 10sq ft at ceiling in the bathroom located at apt 2b, 2nd story, 1st apartment from south at west original violation 18338214 issued 28-oct-25 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).

    Oct 28, 2025 · Apt 2B

    Closed — Violation dismissed
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing/defective smoke detector as required by nspire nfpa standard 72 in the 1st room from east located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    Open — Nov sent out
  • A

    Properly repair or replace the broken or defective wood closet door in the 4th room from east located at apt 2a, 2nd story, 1st apartment from north at east

    Oct 28, 2025 · Apt 2A

    Open — Nov sent out
  • A

    Trace and repair the source and abate the visible mold condition... less than 10sq ft at ceiling in the bathroom located at apt 2b, 2nd story, 1st apartment from south at west

    Oct 28, 2025 · Apt 2B

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 2b, 2nd story, 1st apartment from south at west

    Nov 15, 2024 · Apt 2B

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department at ceiling at all walls in the entire apartment located at apt 2b, 2nd story, 1st apartment from east at south

    Apr 28, 2023 · Apt 2B

    Open — Nov sent out
  • A

    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.

    Feb 25, 2022

    Closed — Violation dismissed
  • A

    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.

    Apr 9, 2021

    Closed — Violation dismissed
  • B

    Properly repair the broken or defective door bell in the entrance located at apt 2a, 2nd story, 2nd apartment from west at north

    Aug 11, 2020 · Apt 2A

    Open — Nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Oct 18, 2018

    Closed — Violation dismissed
  • C

    Repair the roof so that it will not leak over ceiling in the 3rd room from east at north located at apt 3a, 3rd story, 1st apartment from north at east

    Nov 28, 2015 · Apt 3A

    Closed — Violation closed
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 3a, 3rd story, 1st apartment from north at east

    Nov 28, 2015 · Apt 3A

    Open — Invalid certification
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 3a, 3rd story, 1st apartment from north at east

    Nov 28, 2015 · Apt 3A

    Open — Invalid certification
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color at west wall in the foyer located at apt 3a, 3rd story, 1st apartment from north at east

    Nov 28, 2015 · Apt 3A

    Open — Not complied with
  • A

    Paint with light colored paint to the satisfaction of this department at ceiling in the 3rd room from east at north located at apt 3a, 3rd story, 1st apartment from north at east

    Nov 28, 2015 · Apt 3A

    Open — Not complied with
  • B

    Properly repair the broken or defective ceiling light fixture in the 3rd room from east at north located at apt 3a, 3rd story, 1st apartment from north at east

    Nov 28, 2015 · Apt 3A

    Open — Invalid certification
  • A

    § 329, m/d law and dept. rules and regs. provide a completed certificate of inspection visits in a proper frame at or near mailboxes, bottom edge of frame between 48-62 inches above floor missing at public hall, 1st story

    Oct 23, 2015

    Closed — Violation closed
  • A

    Post a proper notice of carbon monoxide detecting device requirements, in a form approved by the commissioner, in a common area of a class a multiple dwelling near inspection certificate or provide notice to tenants in a private dwelling. at public hall, 1st story

    Oct 23, 2015

    Closed — Violation closed
  • A

    Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box missing at public hall, 1st story

    Oct 23, 2015

    Closed — Violation closed
  • C

    Post notice, in form approved by the department, stating the name and location of the person designated by the owner to have key to buildings heating system missing at public hall, 1st story

    Oct 23, 2015

    Closed — Violation closed
  • B

    Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following a minimum of 100 watts of incandescent light required. (light fixture present)

    Jul 15, 2015

    Closed — Violation closed
  • C

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the 3rd room from north located at apt 3a, 3rd story, 1st apartment from south at west

    Jun 13, 2015 · Apt 3A

    Closed — Violation closed
  • B

    Properly repair the broken or defective ceiling light fixture in the 3rd room from north located at apt 3a, 3rd story, 1st apartment from south at west

    Jun 13, 2015 · Apt 3A

    Closed — Violation closed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Feb 23, 2015

    Closed — Violation dismissed

DOB building violations · 9

  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 1, 2009

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 3, 2008

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 26, 2002

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 16, 1999

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 29, 1995

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1994

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 16, 1993

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1993

    Dob violation - dismissed

ECB violations · 5

  • Hazardous

    Failure to maintain exterior vuilding wall loose bulging stucco on east facade in danger of falling remedy:repair stucco remove loose sections safe

    Nov 4, 2004

    Resolve
  • Hazardous

    Failure to maintain ext. bldg. wall.note:loose bulging stucco on east facade in danger of falling.remedy:maintain bldg wall.

    Jul 14, 2004

    Resolve
  • Hazardous

    Failure to maintain exterior building wall. noted: (1) large section of exterior brick wall with stucco finish are loose, cracked buldging and in danger of falling onto side lot. (2) various section of wall co

    Feb 20, 2004 · Penalty $2,500

    Resolve
  • Non-hazardous

    Failure to maintain exterior building wall. defect is: the stucco is cracked & spalling at the south wall at various locations. remedy: re-pair defects to exterior walls.

    Jul 26, 1999 · Penalty $2,500

    Resolve
  • Hazardous

    Failure to maintain defect is loose stuko and defected brickwork at south bearing wall at various locations throughout, remedy,make safe immediately,obtain permits, maintain building

    Jan 28, 1997

    Resolve

Complaints

  • Heat/hot water

    Apartment only

    Nov 14, 2024 · Apt 3A

    Close
  • Water leak

    Damp spot

    Nov 14, 2024 · Apt 3A

    Close
  • Paint/plaster

    Wall

    Nov 14, 2024 · Apt 3A

    Close
  • Heat/hot water

    Entire building

    Nov 14, 2024 · Apt 2B

    Close
  • Heat/hot water

    Entire building

    Nov 13, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 12, 2024 · Apt 2B

    Close
  • Heat/hot water

    Entire building

    Nov 10, 2024 · Apt 2B

    Close
  • Heat/hot water

    Apartment only

    Dec 26, 2022 · Apt UNIT1

    Close
  • Unsanitary condition

    Mold

    May 11, 2021 · Apt 2B

    Close
  • General

    Bell/buzzer/intercom

    Aug 10, 2020 · Apt 2A

    Close
Show 36 more ↓
  • Plumbing

    Bathtub/shower

    Feb 14, 2018 · Apt 2B

    Close
  • Plumbing

    Toilet

    Feb 14, 2018 · Apt 2B

    Close
  • Plumbing

    Toilet

    Jan 11, 2018 · Apt 2B

    Close
  • General

    Bell/buzzer/intercom

    Jun 12, 2017 · Apt 2A

    Close
  • General

    Bell/buzzer/intercom

    Jun 12, 2017 · Apt 2A

    Close
  • General

    Bell/buzzer/intercom

    May 30, 2017 · Apt 3A

    Close
  • Outside building

    Roofing

    May 30, 2017 · Apt 3A

    Close
  • Electric

    Lighting

    Oct 30, 2015 · Apt 3A

    Close
  • Water leak

    Slow leak

    Oct 30, 2015 · Apt 3A

    Close
  • Electric

    Lighting

    Jan 24, 2015 · Apt 3A

    Close
  • Water leak

    Slow leak

    Jan 24, 2015 · Apt 3A

    Close
  • Paint/plaster

    Ceiling

    Jan 12, 2009 · Apt 2R

    Close
  • Paint/plaster

    Ceiling

    Jan 12, 2009 · Apt 2R

    Close
  • Paint/plaster

    Ceiling

    Jan 12, 2009 · Apt 2R

    Close
  • Paint/plaster

    Ceiling

    Jan 12, 2009 · Apt 2R

    Close
  • General

    Windows

    Apr 30, 2008 · Apt 2L

    Close
  • Paint/plaster

    Ceiling

    Apr 30, 2008 · Apt 2L

    Close
  • Plumbing

    Basin/sink

    Apr 30, 2008 · Apt 2L

    Close
  • General

    Doors

    Apr 30, 2008 · Apt 2L

    Close
  • General

    Windows

    Jan 8, 2008 · Apt 2L

    Close
  • Electric

    Bell-buzzer/intercom

    Jan 8, 2008 · Apt 2L

    Close
  • General

    Windows

    Jan 8, 2008 · Apt 2L

    Close
  • General

    Cabinet

    Jan 8, 2008 · Apt 2L

    Close
  • Plumbing

    Water-leaks

    Jan 8, 2008 · Apt 2L

    Close
  • Heating

    Heat related

    Nov 21, 2007 · Apt 2L

    Close
  • Plumbing

    Water-leaks

    Oct 15, 2007 · Apt 1R

    Close
  • Plumbing

    Water-leaks

    Jul 31, 2007 · Apt 3L

    Close
  • General

    Floor

    Jul 31, 2007 · Apt 3L

    Close
  • Plumbing

    Water-leaks

    Jul 31, 2007 · Apt 3L

    Close
  • General

    Ceramic-tile

    Jul 31, 2007 · Apt 3L

    Close
  • Plumbing

    Bathtub/shower

    Jul 31, 2007 · Apt 3L

    Close
  • Plumbing

    Basin/sink

    Jul 31, 2007 · Apt 3L

    Close
  • General

    Floor

    Jul 31, 2007 · Apt 3L

    Close
  • Plumbing

    Water-leaks

    Jul 23, 2007 · Apt 1R

    Close
  • Plumbing

    Water-leaks

    Jul 23, 2007 · Apt 1R

    Close
  • Nonconst

    Rubbish

    Jul 23, 2007 · Apt 1R

    Close

Sales history

No recorded sales in our data

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

Building details

Building type
Walk-up apartment building (C2)
Year built
1912
Floors
3
Residential units
6
Building area
5,616 ft²
Lot area
2,600 ft²
Zoning
R6
Community board
304
Council district
37
Block / lot
3418 / 33
Assessed value
$577,800
Landmark / historic district
No

HPD registration #349875, last renewed Oct 9, 2025.

Questions about 818 Knickerbocker Avenue

Who owns 818 Knickerbocker Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Jc Real Estate Development L.p..

Does 818 Knickerbocker Avenue have violations?

Yes. NYC HPD has recorded 35 housing violations at this property.

Is 818 Knickerbocker Avenue rent stabilized?

NYC Department of Finance tax bills listed 6 rent-stabilized units here in 2024 (about 100% of its 6 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 818 Knickerbocker Avenue built?

City records list 1912 as the year it was built.

How many apartments are in 818 Knickerbocker Avenue?

It has 6 residential units.

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