397 Classon Avenue
Brooklyn, NY 11238BBL 3-01967-0011Map
Owner of record: The Green Avenue Corporation
397 Classon Avenue is a mixed residential and retail building built in 1900 in Brooklyn, 11238. It has 3 residential units across 4 floors. The owner of record is The Green Avenue Corporation. HPD has recorded 27 housing violations here, most recently on May 4, 2026. 16 of the 27 most recent violations are still open.
- HPD violations
- 27
- DOB violations
- 16
- ECB violations
- 1
- 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 · 27
- 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
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.
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 - 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 22, 2023
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.
Mar 22, 2023
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 14, 2022
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.
Feb 23, 2022
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
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
Show 17 more ↓
- 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 8, 2015
Closed — Violation dismissed - BHazardous
Repair or replace the smoke detector defective located at apt 3, 4th story
Nov 13, 2010 · Apt 3
Open — Nov certified late - BHazardous
Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. located at apt 3, 4th story
Nov 13, 2010 · Apt 3
Open — Nov certified late - BHazardous
Fire egress defective. remove obstructing bars or unlawful gates from window to fire escape or provide approved type gate ... in the 1st room from east located at apt 3, 4th story
Nov 13, 2010 · Apt 3
Open — Nov certified late - CImmediately hazardous
Remove the illegal fastening double cylinder key operated lock installed on north 1 door in the entrance located at apt 3, 4th story
Nov 13, 2010 · Apt 3
Open — Nov sent out - CImmediately hazardous
Remove the illegal fastening double cylinder key operated lock installed on north 2 door in the entrance located at apt 3, 4th story
Nov 13, 2010 · Apt 3
Open — Nov sent out - CImmediately hazardous
M/d law abate the nuisance consisting of tar sealed scuttle cover roof 4 sty public hall er1.
Jul 20, 1990
Open — Nov sent out - CImmediately hazardous
Remove or cover in a manner approved by the department the peeling lead paint walls & ceiling 2 sty apt 1 southwest room burrows 789 2470 er1. located at apt 1
Jul 20, 1990 · Apt 1
Open — Not complied with - CImmediately hazardous
Remove or cover in a manner approved by the department the peeling lead paint walls & ceiling 2 sty apt 1 northwest room burrow 789 2470 er1. located at apt 1
Jul 20, 1990 · Apt 1
Open — Not complied with - 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 1 sty public hall & boiler room door.
Jul 20, 1990
Open — Nov sent out - CImmediately hazardous
Section 12 m/d law discontinue the storage of combustible material wood cardboard boxes newspapers cellar thru out.
Jul 20, 1990
Open — Nov sent out - 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 1 sty public hall boiler room door.
Jul 20, 1990
Open — Nov sent out - 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.
Jul 20, 1990
Open — Nov sent out - ANon-hazardous
Section 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.
Jul 20, 1990
Open — Nov sent out - ANon-hazardous
Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box missing.
Jul 20, 1990
Open — Nov sent out - BHazardous
Replace with new the broken or defective door knob entrance 2 sty apt 1. located at apt 1
Jul 20, 1990 · Apt 1
Open — Nov sent out
DOB building violations · 16
- Low pressure boiler boiler required
Violation issued-failure to file 2020 external low pressure inspection
Jun 30, 2023
Dob violation - dismissed - Low pressure boiler boiler required
Violation issued-failure to file 2018 external low pressure inspection
Jun 20, 2023
Dob violation - dismissed - Low pressure boiler boiler required
Violation issued-failure to file 2019 external low pressure inspection
Jun 20, 2023
Dob violation - dismissed - Low pressure boiler boiler required
Violation issued-failure to file 2022 external low pressure inspection
Apr 25, 2023
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 - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2012 inspection report
May 15, 2014
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2011 inspection report
Mar 1, 2013
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2010 inspection report
Dec 13, 2011
Dob violation - dismissed - Low pressure boiler boiler required
Lblvio-low pressure boiler boiler required
Dec 31, 2009
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 1, 2009
Dob violation - dismissed
Show 6 more ↓
- 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
Jan 19, 2007
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 6, 2006
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 19, 2003
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
May 4, 1998
Dob violation - dismissed
ECB violations · 1
- Non-hazardous
B4a/50a (50a)holes in boiler room walls and ceiling head repair
Nov 29, 2004
Resolve
Complaints
- Heating
Heat related
Nov 2, 2010 · Apt 3
Close - Heating
Heat related
Nov 6, 2009 · Apt 3
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Mixed residential and retail building (S3)
- Year built
- 1900
- Floors
- 4
- Residential units
- 3
- Building area
- 3,200 ft²
- Lot area
- 1,640 ft²
- Zoning
- R6B
- Community board
- 303
- Council district
- 36
- Block / lot
- 1967 / 11
- Assessed value
- $346,050
- Landmark / historic district
- No
HPD registration #373079, last renewed Nov 3, 2025.
Questions about 397 Classon Avenue
Who owns 397 Classon Avenue?
The owner of record in NYC Department of City Planning PLUTO data is The Green Avenue Corporation.
Does 397 Classon Avenue have violations?
Yes. NYC HPD has recorded 27 housing violations at this property.
Is 397 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 397 Classon Avenue built?
City records list 1900 as the year it was built.
How many apartments are in 397 Classon Avenue?
It has 3 residential units and 4 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.