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173 Knickerbocker Avenue

BrooklynBIN 3413515
HPD registration valid
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OverviewHealth scoreTimelineFinesOwner
Open Class C
0
Immediately hazardous
Open Class B
0
Hazardous
Open Class A
0
Non-hazardous
Fines due
$0.00
Balance on OATH/ECB summonses
Permits on file
7
DOB permit records
Last activity
Dec 26, 2023
Bedbugs 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 20 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 0
Open Class B violations
Hazardous
This building 0
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. 20 records on file.

Download this timeline (CSV) →
Dec 16, 2025
Dec 12, 2024
Dec 26, 2023
Mar 1, 2023
Dec 8, 2022
Feb 24, 2022
Apr 26, 2021
Oct 29, 2018
Jun 14, 2016
Mar 12, 2015
Aug 13, 2014
Aug 13, 2014
Jul 7, 2014
Feb 28, 2014
Jan 30, 2014
Jan 27, 2014
Jan 24, 2014
Jan 13, 2014
Jan 13, 2014
Feb 1, 1993

OATH / ECB summonses & fines

No balance is recorded as due across the 1 summons below, out of $4,000.00 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 173 Knickerbocker Avenue
713534Jan 27, 2014SEC. 1603.1 ARCHITECTUAL/STRUCTURAL PLAN C (NB OR ALT ARE NOT ADEQUATEMar 17, 2014DEFAULT—