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852 Classon Avenue

BrooklynBIN 3029648
3 open Class C$3,750.00 recorded as dueHPD registration valid
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OverviewHealth scoreTimelineFinesOwner
Open Class C
3
Immediately hazardous
Open Class B
4
Hazardous
Open Class A
0
Non-hazardous
Fines due
$3,750.00
Balance on OATH/ECB summonses
Permits on file
5
DOB permit records
Last activity
May 11, 2026
ECB/OATH record

Building health score

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

C
Health score · Jul 29, 2026
Scored from all 61 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 3
Open Class B violations
Hazardous
This building 4
Heat & hot water records
Violations and complaints, last 24 months
This building 0
Unpaid penalties
OATH/ECB summonses with balance due
This building $3,750
Bedbug filings with infestations
Annual LL69 filings on record
This building 2
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 No

Unified timeline

Every record from every agency, interleaved. 61 records on file.

Download this timeline (CSV) →
May 11, 2026
May 11, 2026
May 5, 2026
Dec 15, 2025
Dec 20, 2024
Dec 6, 2024
Dec 30, 2023
Nov 24, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Aug 9, 2023
Jun 30, 2023
Jun 30, 2023
Feb 15, 2023
Feb 15, 2023
Dec 1, 2022
Aug 9, 2022
Aug 9, 2022
Aug 9, 2022
Feb 22, 2022
Jan 19, 2022
Dec 15, 2021
Oct 19, 2021
Oct 18, 2021
Oct 7, 2021
Sep 1, 2021
Sep 1, 2021

OATH / ECB summonses & fines

$3,750.00 is recorded as due across the 8 summonses below, out of $14,000.00 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 852 Classon Avenue
1735720May 11, 2026FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER TO FILE A CERTIFICATE Aug 24, 2026PENDING$1,250.00
1735731May 11, 2026UNLAWFUL ACTS. FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER. FAILURAug 24, 2026PENDING$2,500.00
1332550Aug 9, 2022AT TIME OF INSPECTION, OBSERVED 4 STORY BUILDING WITH WALK- UP- APARTMAug 14, 2023IN VIOLATION
1645716Aug 9, 2022NOTED : 4 STORY BUILDING WALK-UP- APARTMENTS METAL FENCE ERECTED AT EXAug 14, 2023IN VIOLATION
846262Oct 19, 2021WORK WITHOUT A PERMIT.AT TIME OF INSPECTION,OBSERVED IN UNIT#5 ILLEGALMar 2, 2022IN VIOLATION
1596068Jun 2, 2021ELECTRICAL WORK W/O PERMIT. OBSERVED AT 8AM BRANCH CIRCUT WIRING INSTAOct 13, 2021ADMIT/IN-VIO
1583636Jun 2, 2021(NO ACCESS TO BASEMENT)UNAPPROVED UNSAFE UNSUITABLE ELECTRICAL EQUIPMEOct 13, 2021ADMIT/IN-VIO
358810Dec 24, 1997FAILURE TO MAINTAIN. HAZARDOUS DEFECTS NOTED: FLUE HAS A LARGE HOLE &Feb 9, 1998IN VIOLATION