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591 Knickerbocker Avenue

BrooklynBIN 3076840
HPD registration valid
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OverviewHealth scoreTimelineFinesOwner
Open Class C
0
Immediately hazardous
Open Class B
42
Hazardous
Open Class A
2
Non-hazardous
Fines due
$0.00
Balance on OATH/ECB summonses
Permits on file
4
DOB permit records
Last activity
May 20, 2026
311 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 97 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 0
Open Class B violations
Hazardous
This building 42
Heat & hot water records
Violations and complaints, last 24 months
This building 1
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. 97 records on file.

Download this timeline (CSV) →
May 20, 2026
Sep 26, 2025
Oct 7, 2024
Oct 1, 2024
May 1, 2024
Apr 10, 2024
Jun 30, 2023
Jun 20, 2023
Jun 20, 2023
Mar 23, 2023
Nov 10, 2022
Feb 25, 2022
Feb 25, 2022
Apr 9, 2021
Oct 30, 2019
Aug 21, 2018
Aug 21, 2018
Aug 21, 2018
Aug 21, 2018
Nov 24, 2017
Oct 9, 2015
Jun 5, 2015
Jun 14, 2014
Dec 31, 2013
Aug 16, 2013
Aug 16, 2013
Aug 16, 2013
Apr 8, 2013
Apr 8, 2013
Sep 28, 2012

OATH / ECB summonses & fines

No balance is recorded as due across the 7 summonses below, out of $3,200.00 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 591 Knickerbocker Avenue
0187735460Jun 5, 2015FAILURE TO PROPERLY EQUIP COMMERCIAL BICYCLE-1ST OFFENSEAug 27, 2015WRITTEN OFF
043951434ZJun 14, 2014SIDEWALK OBSTRUCTIONJul 15, 2014DEFAULT
1020903Apr 8, 2013B241,15,25A-B,32A,50,50A,50B,50C. 50-FRESH AIR DUCT 1/2 BLOCKED; 50A-Jun 3, 2013STIPULATION/IN-VIO
032073321RApr 8, 2013FAIL MAINTAIN BLDG IN COMPLIANT MANNER: SERVICE EQUIPMENT - BOILERJun 3, 2013STIPULATED
963619Jul 29, 2005WORK WITHOUT A PERMIT WORK NOTED REMOVED SECTION OF EXTERIOR BUILDING Oct 12, 2005WRITTEN OFF
034486019YJul 29, 2005WORK WITHOUT A PERMIT.Oct 12, 2005Pending
226998Sep 30, 1998OCCUPANCY CONTRARY TO THAT ALLOWED BY THE CERTIFICATE OF OCCUAPNCY OR Apr 26, 1999IN VIOLATION