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504 Classon Avenue

BrooklynBIN 3056952
1 open Class CHPD registration valid
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OverviewHealth scoreTimelineFinesOwner
Open Class C
1
Immediately hazardous
Open Class B
2
Hazardous
Open Class A
1
Non-hazardous
Fines due
$0.00
Balance on OATH/ECB summonses
Permits on file
1
DOB permit records
Last activity
Jul 16, 2026
DOB record

Building health score

A composite of public indicators. Every input is a public record. See the full methodology.

B
Health score · Jul 30, 2026
Scored from all 18 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 1
Open Class B violations
Hazardous
This building 2
Heat & hot water records
Violations and complaints, last 24 months
This building 0
Unpaid penalties
OATH/ECB summonses with balance due
This building $0
Bedbug filings with infestations
Annual LL69 filings on record
This building 0
Tenant litigation
Open HP actions in Housing Court
This building 0
Active vacate order
HPD or FDNY order to vacate, still in effect
This building Yes

Unified timeline

Every record from every agency, interleaved. 18 records on file.

Download this timeline (CSV) →
Jul 16, 2026
Jun 26, 2026
Jun 22, 2026
Jun 22, 2026
Dec 4, 2025
May 14, 2025
Apr 25, 2024
May 17, 2021
May 17, 2021
May 3, 2021
Jun 17, 2019
Dec 21, 2018
Nov 20, 2018
Jul 5, 2018
Dec 28, 2010
Oct 30, 2006
Jun 17, 2006
Jun 1, 2006

OATH / ECB summonses & fines

No balance is recorded as due across the 3 summonses below, out of $8,312.00 in penalties imposed. The city’s published records do not show whether a penalty was paid, reduced, or written off.

OATH and ECB summonses for 504 Classon Avenue
1671213May 17, 2021FAILURE TO MAINTAIN BLDG IN CODE COMPLIANT MANNER:AT REAR OF PREMISES Sep 29, 2021DEFAULT—
751022Nov 20, 2018WORK WITHOUT A PERMIT. NOTED: AT EXPOSURE 1 AND 2 ERECTED ON SIDE OF Feb 25, 2019DEFAULT—
948519Jun 17, 2006WORK W/O A PERMIT.WORK NOTED:OVER THE GRILL EXHAUST SYSTEM AT NORTH SIJul 31, 2006WRITTEN OFF—