642 Classon Avenue
Brooklyn, NY 11238BBL 3-01141-0048Map
Owner of record: 642 Classon Ave LLC
642 Classon Avenue is a walk-up apartment building built in 1920 in Brooklyn, 11238. It has 3 residential units across 3 floors. The owner of record is 642 Classon Ave LLC. HPD has recorded 30 housing violations here, most recently on May 4, 2026.
- HPD violations
- 30
- DOB violations
- 3
- ECB violations
- 3
- HPD complaints
- 10
What to know
No open immediately-hazardous violations among recent records.
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 · 30
- 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
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 9, 2025
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.
Apr 9, 2024
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing the doors that is missing or defective in the entrance located at apt 2, 2nd story, 1st apartment from east at south
May 16, 2022 · Apt 2
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.
Feb 23, 2022
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 [ frame missing ] at public hall, 1st story
Sep 1, 2021
Closed — Violation dismissed - BHazardous
Properly secure the loose (4) balusters at south balustrade at public hall stairs, 1st story
Sep 1, 2021
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
Sep 1, 2021
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 [ notice missing ] at public hall, 1st story
Sep 1, 2021
Closed — Violation dismissed - BHazardous
Replace with new the missing (3) balusters at south balastrade at public hall stairs, 1st story
Sep 1, 2021
Closed — Violation dismissed
Show 20 more ↓
- 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 [ notice missing ] at public hall, 1st story
Sep 1, 2021
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
Sep 1, 2021
Closed — Violation dismissed - ANon-hazardous
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.
Sep 1, 2021
Closed — Violation dismissed - 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
Sep 1, 2021
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.
Apr 7, 2021
Closed — Violation dismissed - IInformation / order
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.
Apr 7, 2021
Closed — Violation dismissed - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures at ceiling and all electrical receptacles throughout in the entire apartment located at apt 2, 2nd story, apartment at north
Jan 13, 2021 · Apt 2
Closed — Violation closed - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective .. in the entrance located at apt 2, 2nd story, apartment at north
Jan 13, 2021 · Apt 2
Closed — Violation dismissed - IInformation / order
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 29, 2019
Closed — Violation dismissed - IInformation / order
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 16, 2018
Closed — Violation dismissed - IInformation / order
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.
Nov 20, 2017
Closed — Violation dismissed - IInformation / order
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.
Nov 4, 2016
Closed — Violation dismissed - IInformation / order
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 8, 2015
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 a minimum of 100 watts of incandescent light required. (light fixture present)
Apr 23, 2015
Closed — Violation closed - IInformation / order
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 18, 2015
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 a minimum of 100 watts of incandescent light required. (light fixture present)
Nov 30, 2014
Closed — Violation closed - 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)
Oct 16, 2014
Closed — Violation closed - BHazardous
Remove the illegal fastening double cylinder key opperated lock metal gate front entranceway
Apr 21, 2005
Closed — Violation closed - 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 watt minimum required fixture present light not on.
Jun 10, 1998
Closed — Violation closed - 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 frame missing.
Jun 4, 1984
Closed — Violation dismissed
DOB building violations · 3
- Construction other optional
At time of inspection, borough commissioner order to stop all work under permit #b01295463-i1 due to applicant withdrawal was issued to make site safe
Jun 16, 2026
Dob violation - dismissed - Construction other optional
Borough commissioner has ordered all work stopped under permit #b01114441-s3 on 5/11/26. contractor withdrawal.
May 14, 2026
Dob violation - dismissed - Construction other optional
Fail to perform standard-curing specimens. water level in final curing tank low & concrete cylinders were fully submerged & properly cured cylinders from subject job address non-conformed condition. remedy: comply w/codes & astm standards.provide supplemental field-testing results.review field testing submit signed,sealed statement by 4/30/26
Feb 27, 2026
Dob violation - dismissed
ECB violations · 3
- Class - 2
At time of inspection observed jersey barriers at exp#1 not as per manufactures specification. jersey barriers not interlocked none fill with water/sand which poses a potential hazard by allowing unintended mo
Jun 12, 2026 · Penalty $1,250
Resolve - Class - 2
Bc 3307.2.1 at time of inspection observed jersey barriers occupying roadway upon reviewing department systems no dot permit found/ on record in addition none were posted at site . obtain dot for jersey barrier
Jun 12, 2026 · Penalty $2,500
Resolve - Class - 2
No en drawing drawing approved from dob provided on the job site at the time of inspection., maintain/display required documents; please submit the approved drawings to [email protected]
Mar 6, 2026 · Penalty $1,250
Resolve
Complaints
- Electric
Power outage
Aug 21, 2021 · Apt 2
Close - Electric
No lighting
Aug 20, 2021 · Apt 2
Close - Electric
No lighting
Aug 18, 2021 · Apt 2FLOOR
Close - Unsanitary condition
Pests
May 6, 2021 · Apt 1
Close - Electric
Power outage
Apr 13, 2021 · Apt 2
Close - Door/window
Door
Apr 13, 2021 · Apt 2
Close - Electric
Power outage
Jan 13, 2021 · Apt 2FL
Close - Electric
Power outage
Jan 12, 2021 · Apt 2FL
Close - Electric
Power outage
Jan 9, 2021 · Apt 2
Close - Plumbing
Water-leaks
Dec 30, 2005 · Apt 2
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C0)
- Year built
- 1920
- Floors
- 3
- Residential units
- 3
- Building area
- 1,824 ft²
- Lot area
- 1,958 ft²
- Zoning
- R6A
- Community board
- 308
- Council district
- 35
- Block / lot
- 1141 / 48
- Assessed value
- $71,160
- Landmark / historic district
- No
HPD registration #362903, last renewed Nov 13, 2025.
Questions about 642 Classon Avenue
Who owns 642 Classon Avenue?
The owner of record in NYC Department of City Planning PLUTO data is 642 Classon Ave LLC.
Does 642 Classon Avenue have violations?
Yes. NYC HPD has recorded 30 housing violations at this property.
Is 642 Classon 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 642 Classon Avenue built?
City records list 1920 as the year it was built.
How many apartments are in 642 Classon Avenue?
It has 3 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.