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2271 Knapp Street

BrooklynBIN 3321845
HPD registration valid
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OverviewHealth scoreTimelineFinesOwner
Open Class C
0
Immediately hazardous
Open Class B
1
Hazardous
Open Class A
0
Non-hazardous
Fines due
$0.00
Balance on OATH/ECB summonses
Permits on file
8
DOB permit records
Last activity
May 3, 2024
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 41 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 0
Open Class B violations
Hazardous
This building 1
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. 41 records on file.

Download this timeline (CSV) →
Dec 20, 2025
Jan 7, 2025
May 3, 2024
Dec 1, 2023
Mar 13, 2023
Dec 12, 2022
Dec 21, 2021
Dec 20, 2021
Dec 19, 2021
May 12, 2021
Mar 22, 2021
Sep 2, 2020
May 6, 2020
May 6, 2020
Jan 17, 2020
Nov 21, 2017
Nov 23, 2015
Mar 3, 2015
Nov 25, 2014
Feb 19, 2014
Jan 12, 2012
Dec 13, 2011
Nov 23, 2011
Oct 26, 2011
Oct 17, 2011
Apr 5, 2011
Aug 6, 2010
Aug 6, 2010
Mar 12, 2008
Jan 9, 2007

OATH / ECB summonses & fines

No balance is recorded as due across the 1 summons below, out of $1,250.00 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 2271 Knapp Street
861019May 6, 2020NO DOOR LOCK MONITORING INSTALLED IN THIS CONTROLLER AS MANDATED BY 3.Sep 9, 2020IN VIOLATION—