651 Classon Avenue
Brooklyn, NY 11238BBL 3-01142-0008Map
Owner of record: Hp Mjm Housing Development Fund Company, INC.,
651 Classon Avenue is a walk-up apartment building built in 1930 in Brooklyn, 11238. It has 15 residential units across 4 floors. The owner of record is Hp Mjm Housing Development Fund Company, INC.,. HPD has recorded 330 housing violations here, most recently on August 10, 2026. 20 of the 50 most recent violations are still open. City tax records listed 15 rent-stabilized apartments here in 2024.
- HPD violations
- 330
- DOB violations
- 5
- ECB violations
- 9
- HPD complaints
- 596
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 · 330
- BHazardous
Properly repair or replace the broken or defective spring balance at lower window sash at the 1st window from north at east in the 1st room from north located at apt 2c, 2nd story, 2nd apartment from north at east
Aug 10, 2026 · Apt 2C
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective caulking around bath tub in the bathroom located at apt 4d, 4th story, 1st apartment from north at east
Aug 10, 2026 · Apt 4D
Open — Nov sent out - ANon-hazardous
Trace and repair the source and abate the visible mold condition... less than 10 sqft around bath tub in the bathroom located at apt 4d, 4th story, 1st apartment from north at east
Aug 10, 2026 · Apt 4D
Open — Notice of issuance sent to tenant - BHazardous
Repair the flushing apparatus and maintain same so as to flush effectively the water closet in the bathroom located at apt 4d, 4th story, 1st apartment from north at east
Aug 10, 2026 · Apt 4D
Open — Nov sent out - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at ceiling at public hall, 2nd story
Aug 3, 2026
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective fire retardant material at ceiling at public hall, 2nd story
Aug 3, 2026
Open — Nov sent out - CImmediately hazardous
Provide an adequate supply of gas to the fixtures at gas range in the kitchen located at apt 2c, 2nd story, 2nd apartment from north at east
Jun 1, 2026 · Apt 2C
Closed — Violation closed - BHazardous
Properly repair or replace the broken or defective lower window sash spring balance at east wall in the 4th room from east located at apt 4d, 4th story, 1st apartment from north at east
Jun 1, 2026 · Apt 4D
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges at door in the entrance located at apt 1c, 1st story, 3rd apartment from west at north
Apr 13, 2026 · Apt 1C
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective latch at building entrance door , 1st story
Dec 16, 2025
Closed — Violation closed
Show 40 more ↓
- BHazardous
Repair the leaky and/or defective water supply pipe at water closet in the bathroom located at apt 4a, 4th story, 1st apartment from west at north
Oct 27, 2025 · Apt 4A
Closed — Violation closed - BHazardous
Properly repair or replace the broken or defective electric bell buzzer intercom system from 1st story public hall leading to north wall in the entrance located at apt 4a, 1st story, 1st apartment from west at north
Oct 27, 2025 · Apt 4A
Closed — Violation dismissed - BHazardous
Properly repair or replace the broken or defective latch at vestibule door , 1st story
Sep 17, 2025
Closed — Violation dismissed - BHazardous
Properly repair or replace the broken or defective mortise lock vestibule door at public hall, 1st story
Sep 9, 2025
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at all walls and ceiling in the entire apartment located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation closed - BHazardous
Repair the broken or defective connection at air valve at riser in the bathroom located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Provide adequate supply of hot water for the fixtures at wash basin in the bathroom located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Provide adequate supply of cold water for the fixtures at wash basin in the bathroom located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective sink base cabinet in the kitchen located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - CImmediately hazardous
Repair the broken or defective connection at wasteline at sink in the kitchen located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at east wall and window casing in the 2nd room from north located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor at radiator in the 2nd room from north located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Properly secure the loose radiator cover at east wall in the 1st room from north located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Properly repair with similar material the broken or defective wood floor at radiator in the 1st room from north located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling at closet in the 1st room from north located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling at closet in the 1st room from north located at apt 1c, 1st story, 3rd apartment from west at north
May 1, 2025 · Apt 1C
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department at ceiling at public hall, 2nd story
May 1, 2025
Closed — Violation dismissed - ANon-hazardous
Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the yard and parking area at east court
May 1, 2025
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges at bulkhead
Mar 28, 2025
Closed — Violation closed - 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
Mar 28, 2025
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all walls and ceiling in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Notice of issuance sent to tenant - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Notice of issuance sent to tenant - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective window upper and lower counter spring balance at north in the 5th room from east located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective window upper and lower counter spring balance at west in the 3rd room from east located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - ANon-hazardous
Replace with new the missing entrance door in the 1st room from east located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective window upper and lower counter spring balance at north in the 1st room from east located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - ANon-hazardous
Properly repair or replace the broken or defective base cabinet draw at west in the kitchen located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Remove all obstructions and repair all defects in waste line at sink in the kitchen located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective base cabinet in the bathroom located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - BHazardous
Remove all obstructions and repair all defects in waste pipe at sink in the bathroom located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - CImmediately hazardous
Trace and repair the source and abate the visible mold condition... greater then 30 sq feet at all walls and ceiling in the bathroom located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Closed — Violation closed - BHazardous
Properly repair or replace the broken or defective window upper and lower counter spring balance at west in the 4th room from east located at apt 3b, 3rd story, 1st apartment from south at west
Jan 16, 2025 · Apt 3B
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective defective hinges in the entrance located at apt 4b, 4th story, 1st apartment from south at west
Jul 5, 2024 · Apt 4B
Closed — Violation closed - BHazardous
Replace with new the missing cabinet doors at sink base at west wall in the kitchen located at apt 4a, 4th story, 1st apartment from north at east
Jun 9, 2024 · Apt 4A
Closed — Violation closed - BHazardous
Replace with new the missing wall cabinet doors at east and west wall in the kitchen located at apt 4a, 4th story, 1st apartment from north at east
Jun 9, 2024 · Apt 4A
Closed — Violation closed - BHazardous
Properly repair or replace the broken or defective latch set in the entrance located at apt 4a, 4th story, 1st apartment from north at east
Jun 9, 2024 · Apt 4A
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective latch set in the entrance located at apt 4a, 4th story, 1st apartment from north at east
Jun 9, 2024 · Apt 4A
Closed — Violation dismissed
DOB building violations · 5
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2016 inspection report
Apr 6, 2018
Dob violation - dismissed - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2015 inspection report
Feb 24, 2017
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Sep 16, 1997
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
Jul 25, 1994
Dob violation - dismissed
ECB violations · 9
- Class - 2
Rockmills mp-30 boiler=does not modulate low>high fire/combustion air 1/2 clogged/gas hot water heater flues not separate into chimney;correct violation and submit the certificate of correction
Mar 5, 2024 · Penalty $625
Active - Class - 2
Failure to post or properly post permit for work at premises. atoi - no permits were posted in lobby/1st-4th floor/front entry door no permits were posted anywhere on site. remedy: post/properly post permit
Aug 8, 2023
Resolve - Class - 2
Failure to post or properly post permit for work at premises atoi - at an occupied multi-dwelling observed sidewlak shed installed @ expo #2 without b00886718sh permit posted anywhere on site remedy: post/prope
Aug 8, 2023
Resolve - Class - 1
Failure to maintain build in code complaint manner. note, a section of brick fell from the above the 4th floor window leaving an opening of about 2" x 10" near the corner of exposure 1and 2, exposure 2,there is
Jun 4, 2023 · Penalty $1,250
Resolve - Class - 2
Excess noise@oil bnr/oil bnr does not modulate low-high fire/waste oil debris@blr room/chimney base 1/2 full+door missing/rear blr insulation hanging/fresh air louver 1/2 clogged sump pump defect/hwh flues inco
Nov 3, 2022 · Penalty $625
Active - Class - 2
Occupancy contrary to that allowed by the certificate of occupancy or bldg dept records.note:at the time of inspection,observed commercial activity 4 persons painting art,customer,get out/get in at illegal loc
Jul 15, 2021
Resolve - Class - 2
Failure to maintain in code compliant manner.use of prohibited door &/or hardware per bc 1008.1.8 & 27-371(c).note:at the time of inspectionobserved metal installed w/operating inadequite lock installed at pass
Jul 15, 2021
Resolve - Class - 1
Failure to maintain building in-code compliant manner. at time of insp observed at expo #3 pathway for fire escape completely obstructed with combustible household items. also fire escape drop ladder obstructed
Mar 22, 2021 · Penalty $1,250
Resolve - Class - 2
Failure to maintain bldg in code compliant manner.cracks & missing section of stucco facade on the dean street side(exp.2)are consistant w/evidence of water damage over window areas in apt 1c.rusted lentals als
Nov 4, 2011 · Penalty $250
Resolve
Complaints
- Plumbing
Toilet
Sep 18, 2026 · Apt 2C
Close - Paint/plaster
Ceiling
Jul 31, 2026 · Apt 2D
Close - General
Cooking gas
Jun 1, 2026 · Apt 2C
Close - Appliance
Refrigerator
May 15, 2026 · Apt 2C
Close - Door/window
Window frame
May 5, 2026 · Apt 4D
Close - Heat/hot water
Entire building
Dec 25, 2025 · Apt BLDG
Close - Heat/hot water
Entire building
Dec 15, 2025 · Apt 2D
Close - Door/window
Door
Dec 15, 2025 · Apt 2D
Close - Heat/hot water
Apartment only
Dec 14, 2025 · Apt 3A
Close - Door/window
Door
Dec 12, 2025 · Apt 1
Close
Show 40 more ↓
- Heat/hot water
Entire building
Dec 11, 2025 · Apt BLDG
Close - Heat/hot water
Entire building
Nov 14, 2025 · Apt 4D
Close - Heat/hot water
Entire building
Oct 24, 2025 · Apt 1A
Close - General
Bell/buzzer/intercom
Oct 24, 2025 · Apt 2D
Close - General
Bell/buzzer/intercom
Oct 22, 2025 · Apt 4D
Close - Safety
Smoke detector
Oct 21, 2025 · Apt 1A
Close - Plumbing
Bathtub/shower
Oct 21, 2025 · Apt 1A
Close - Safety
Smoke detector
Oct 17, 2025 · Apt 3A
Close - General
Bell/buzzer/intercom
Oct 10, 2025 · Apt 4A
Close - Door/window
Door
Sep 15, 2025 · Apt 1A
Close - Door/window
Door
Sep 10, 2025 · Apt 1A
Close - Door/window
Door
Aug 29, 2025 · Apt 3A
Close - Door/window
Door
Aug 19, 2025 · Apt BLDG
Close - General
Cabinet
Aug 12, 2025 · Apt 4D
Close - Door/window
Door
Aug 12, 2025 · Apt 4D
Close - Appliance
Refrigerator
Apr 28, 2025 · Apt 4B
Close - Door/window
Window frame
Feb 22, 2025 · Apt 4D
Close - Door/window
Window pane
Feb 22, 2025 · Apt 4D
Close - General
Bell/buzzer/intercom
Feb 22, 2025 · Apt 4D
Close - Plumbing
Basin/sink
Feb 22, 2025 · Apt 4D
Close - General
Cabinet
Sep 16, 2024 · Apt 1A
Close - Unsanitary condition
Mold
Sep 16, 2024 · Apt 1A
Close - Unsanitary condition
Pests
Sep 16, 2024 · Apt 1A
Close - Door/window
Door
Sep 16, 2024 · Apt 1A
Close - Plumbing
Basin/sink
Sep 16, 2024 · Apt 1A
Close - Unsanitary condition
Garbage/recycling storage
Jun 22, 2024 · Apt BLDG
Close - Unsanitary condition
Garbage/recycling storage
Jun 22, 2024 · Apt BLDG
Close - Plumbing
Water supply
Apr 9, 2024 · Apt 4A
Close - Heat/hot water
Apartment only
Apr 9, 2024 · Apt 4A
Close - Heat/hot water
Entire building
Mar 1, 2024 · Apt 4D
Close - Heat/hot water
Entire building
Mar 1, 2024 · Apt BLDG
Close - Heat/hot water
Entire building
Mar 1, 2024 · Apt 1A
Close - Appliance
Refrigerator
Feb 5, 2024 · Apt 1A
Close - Flooring/stairs
Floor
Feb 5, 2024 · Apt 1A
Close - Appliance
Electric/gas range
Feb 5, 2024 · Apt 1A
Close - Unsanitary condition
Mold
Feb 5, 2024 · Apt 1A
Close - General
Cabinet
Feb 5, 2024 · Apt 1A
Close - Paint/plaster
Wall
Feb 5, 2024 · Apt 1A
Close - Water leak
Slow leak
Feb 5, 2024 · Apt 1A
Close - Plumbing
Toilet
Feb 5, 2024 · Apt 1A
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C1)
- Year built
- 1930
- Floors
- 4
- Residential units
- 15
- Building area
- 13,000 ft²
- Lot area
- 4,400 ft²
- Zoning
- R6A
- Community board
- 308
- Council district
- 35
- Block / lot
- 1142 / 8
- Assessed value
- $761,400
- Landmark / historic district
- No
HPD registration #300881, last renewed Jun 30, 2025.
Questions about 651 Classon Avenue
Who owns 651 Classon Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Hp Mjm Housing Development Fund Company, INC.,.
Does 651 Classon Avenue have violations?
Yes. NYC HPD has recorded 330 housing violations at this property.
Is 651 Classon Avenue rent stabilized?
NYC Department of Finance tax bills listed 15 rent-stabilized units here in 2024 (about 100% of its 15 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 651 Classon Avenue built?
City records list 1930 as the year it was built.
How many apartments are in 651 Classon Avenue?
It has 15 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.