645 Lenox Avenue
Manhattan, NY 10037BBL 1-02011-0031Map
Owner of record: NYC Housing Authority
645 Lenox Avenue is a walk-up apartment building built in 1920 in Manhattan, 10037. It has 15 residential units across 6 floors. The owner of record is NYC Housing Authority. HPD has recorded 11 housing violations here, most recently on April 29, 2026. 1 of the 11 most recent violations are still open.
- HPD violations
- 11
- DOB violations
- 12
- ECB violations
- 10
- HPD complaints
- 2
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
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 11
- 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.
Apr 29, 2026
Closed — Violation dismissed - 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.
Jun 4, 2025
Closed — Violation dismissed - ANon-hazardous
Post sign on wall of entrance story bearing name, address including apartment number if any, and telephone number of superintendent, janitor or housekeeper. at public hall, 1st story
Jan 24, 2025
Closed — Violation dismissed - ANon-hazardous
§ 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
Jan 24, 2025
Closed — Violation dismissed - CImmediately hazardous
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
Jan 24, 2025
Open — Not complied with - ANon-hazardous
Post, in a form approved by the commissioner, and maintain a notice in a common area of the building regarding the procedures that should be followed when a gas leak is suspected at public hall, 1st story
Jan 24, 2025
Closed — Violation dismissed - ANon-hazardous
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
Jan 24, 2025
Closed — Violation dismissed - ANon-hazardous
Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story
Jan 24, 2025
Closed — Violation dismissed - ANon-hazardous
Post and maintain a proper sign on wall of entrance story showing the registration number assigned by the department and the address of the building. at public hall, 1st story
Jan 24, 2025
Closed — Violation dismissed - BHazardous
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 100 watts minimum required (light fixtures present)
May 2, 2013
Closed — Violation closed
Show 1 more ↓
- BHazardous
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 , 100 watts required.
Aug 31, 2009
Closed — Violation closed
DOB building violations · 12
- Low pressure boiler boiler required
Violation issued-failure to file 2024 external low pressure inspection
Nov 14, 2025
Dob violation - dismissed - Facade safety program facade required
Nycha filed unsafe report filed (8c)
Sep 25, 2020
Dob violation - active - Facade safety program facade required
Nycha filed unsafe report filed (9c)
Sep 25, 2020
Dob violation - active - Facade safety program facade required
Nycha filed unsafe report filed (8c)
Sep 25, 2020
Dob violation - active - No report and / or late filing (facade) facade required
Failed to file fisp cycle 7c technical report by 02/21/2013
Dec 31, 2013
Dob violation - dismissed - Facade facade optional
Cycle 7 unsafe report filed
Jul 19, 2013
Dob violation - active - Facade facade optional
Ll1198-local law 11/98 - facade facade optional
Nov 30, 2007
Dob violation - dismissed - Facade facade required
L1198-local law 11/98 - facade facade required
Aug 8, 2002
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
May 4, 1998
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Aug 29, 1995
Dob violation - dismissed
Show 2 more ↓
- Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 18, 1994
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 18, 1993
Dob violation - dismissed
ECB violations · 10
- Class - 2
Domestic hw blr not interlocked w/draft inducer+draft proving switch installed interlocked w/both blrs/motorized combustion air louver defective/louver missing open louver proving switch interlocked w/both blrs
Sep 28, 2022 · Penalty $625
Active - Class - 2
Burner modulating motor is defective/gas piolit is not hard pipe to the regulator/burner gas regulator is defective;correct violation and submit the certificate of correction
Sep 28, 2022 · Penalty $625
Active - Class - 1
Found weil mclain (model# 488) gas fired boiler in basement had to cease use boiler due to open flue pipe, chamber door sight glass missing and no spill switch hazardous condition do not operate boiler until al
May 13, 2022 · Penalty $1,250
Resolve - Class - 1
Found a o smith(model#gw400 gas fired boiler in basement had to cease use boiler due to flue pipe being disconnected from chimney and storage tank leaking hazardous condition do not operate boiler until all haz
May 13, 2022 · Penalty $1,250
Resolve - Class - 2
Failur eto submit an acceptable required cycle 8c reprot of critical examination documenting condition of etxeiror walla dn appurtenances required by 28-302.4 for control #806908 submit acceptable required tech
Feb 13, 2020 · Penalty $1,250
Resolve - Class - 2
Failure to provide permit for temporary construction equipment. note: at the time of inspection, i observed sidewalk shed in place without valid permit. rem: comply with code-obtain permit.
Oct 25, 2017
Resolve - Class - 2
Failure to provide information panel. note: at time of inspection, i observed sidewalk shed in place without information panel on parapet. rem: comply with code-provide information panel.
Oct 25, 2017
Resolve - Class - 2
Failure to file acceptable amended report indicating correction of unsafe conditons described in initial local law 11/98 report.remedy:file acceptable amended report.
Nov 7, 2016
Resolve - Non-hazardous
49-oversized relief valve on weil mclain boiler-60 pound relief valve exceeds maximum allowable working pressure of boiler(50 pounds maximum
Oct 6, 2000
Resolve - Hazardous
Failure to safeguard public and property affected by construction operations: lifting and hoisting kitchen cabinet over sidewalk with- out shed to upper floors. remedy: provide safe and proper manner of
Aug 26, 1992
Resolve
Complaints
- Heat/hot water
Entire building
Jan 21, 2025 · Apt BLDG
Close - Heat/hot water
Entire building
Dec 7, 2024 · Apt BLDG
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C7)
- Year built
- 1920
- Floors
- 6
- Residential units
- 15
- Building area
- 15,898 ft²
- Lot area
- 3,992 ft²
- Zoning
- R7-2
- Community board
- 110
- Council district
- 9
- Block / lot
- 2011 / 31
- Assessed value
- $622,350
- Landmark / historic district
- No
HPD registration #144903, last renewed Dec 5, 2025.
Questions about 645 Lenox Avenue
Who owns 645 Lenox Avenue?
The owner of record in NYC Department of City Planning PLUTO data is NYC Housing Authority.
Does 645 Lenox Avenue have violations?
Yes. NYC HPD has recorded 11 housing violations at this property.
Is 645 Lenox Avenue rent stabilized?
No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.
When was 645 Lenox Avenue built?
City records list 1920 as the year it was built.
How many apartments are in 645 Lenox Avenue?
It has 15 residential units and 17 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.