OpenViolations
/

177 Knickerbocker Avenue

BrooklynBIN 3072122
HPD registration valid
Export CSV
OverviewHealth scoreTimelineFinesOwner
Open Class C
0
Immediately hazardous
Open Class B
2
Hazardous
Open Class A
0
Non-hazardous
Fines due
$0.00
Balance on OATH/ECB summonses
Permits on file
9
DOB permit records
Last activity
Nov 14, 2025
DOB record

Building health score

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

A
Health score · Jul 29, 2026
Scored from all 57 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 0
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 No

Unified timeline

Every record from every agency, interleaved. 57 records on file.

Download this timeline (CSV) →
Nov 14, 2025
Jun 11, 2025
Apr 11, 2024
Apr 10, 2024
Mar 24, 2023
Feb 16, 2022
Feb 9, 2021
Dec 6, 2019
Feb 26, 2019
May 15, 2014
Dec 13, 2011
Mar 3, 2011
Jan 4, 2011
Jun 24, 2010
Jun 21, 2010
Apr 30, 2010
Jan 28, 2010
Jan 28, 2010
Dec 31, 2009
Dec 24, 2009
Dec 23, 2009
Sep 21, 2009
Sep 18, 2009
Jul 22, 2009
Jul 8, 2009
Jan 1, 2009
May 13, 2008
May 13, 2008
May 13, 2008
May 13, 2008

OATH / ECB summonses & fines

No balance is recorded as due across the 6 summonses below, out of $10,400.00 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 177 Knickerbocker Avenue
1151835Dec 24, 2009FAIL TO SAFEGUARD ALL PERSONS/PROPERTY AFFECTED BY CONST OPERATIONS. Feb 28, 2010WRITTEN OFF—
861942Jun 18, 2003FAILURE TO MAINTAIN BUILDING NOTED:AT FIRST FLOOR REAR:1ST FLOOR JOISTDec 1, 2003WRITTEN OFF—
912866Jun 18, 2003FAILURE TO MAINTAIN EXTERIOR BUILDING WALL NOTED:AT 1ST FLOOR REAR FACAug 4, 2003WRITTEN OFF—
912870Jun 18, 2003WORK WITHOUT PERMIT NOTE:AT REAR OF BUILDING EXTENTION OF WOOD FRAME AAug 4, 2003WRITTEN OFF—
646930Dec 20, 199032,42C,CEMENT AROUND FLUE PIPE AT CHIMNEY.Mar 4, 1991WRITTEN OFF—
646884Feb 6, 1989RETURNS CORRODED AND LEAKING. OIL LINE UNCOVERED.Mar 20, 1989WRITTEN OFF—