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323 Knickerbocker Avenue

BrooklynBIN 3073585
2 open Class CHPD registration valid
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323 Knickerbocker Avenue at a glance

323 Knickerbocker Avenue, Brooklyn has 2 open city records on file, 2 of them Class C (immediately hazardous), and no balance recorded as due on OATH/ECB summonses. The most recent record is dated May 11, 2026.

Open Class C
2
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
11
DOB permit records
Last activity
May 11, 2026
Bedbugs record

Health score for 323 Knickerbocker Avenue

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

B
Health score · Aug 4, 2026
Scored from all 63 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 2
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

Record timeline for 323 Knickerbocker Avenue

Every record from every agency, interleaved. 63 records on file.

Download this timeline (CSV) →
May 11, 2026
May 5, 2026
Oct 22, 2025
Sep 4, 2025
Jul 22, 2025
Jun 10, 2025
Feb 21, 2024
Feb 19, 2024
Feb 19, 2024
Feb 19, 2024
Feb 16, 2024
Feb 16, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
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Jan 8, 2024
Dec 12, 2023
Dec 22, 2022
Nov 14, 2022
Jun 17, 2022
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Jun 17, 2022
Jun 17, 2022
Jun 17, 2022
Jun 17, 2022
Jun 17, 2022
Jun 17, 2022
Mar 9, 2022

OATH / ECB summonses & fines at 323 Knickerbocker Avenue

No balance is recorded as due across the 6 summonses below, out of $4,625.00 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 323 Knickerbocker Avenue
124304Oct 22, 2025FAILURE TO MAINTAIN THE BUILDING AND ALL PARTS THEREOF IN A CODE-COMPLJan 7, 2026IN VIOLATION
1059289Feb 21, 2024OBSERVED AT ABOVE PREMISES IN CELLAR NO ELECTRICAL PERMIT FOR BOILER UNov 4, 2024IN VIOLATION
276128May 26, 2004FAILURE TO MANTAIN DEFECT NOTED (1)COMBUSTIBLE DEBRIS AT REAR YRD GARBJul 12, 2004IN VIOLATION
336759May 26, 2004WORK WITHOUT A PERMIT WORK NOTED (1)1ST FLOOR STORE REMOVED STAIR TO VJul 12, 2004IN VIOLATION
2104Oct 7, 2003EXIT DOOR: TOTAL OBSTRUCTION. REAR EXIT DOOR HAS 4 METAL SLID BOLTS & May 9, 2005IN VIOLATION
45058Oct 7, 2003WORK WITHOUT A PERMIT. WORK NOTED: 1ST FLOOR STORE CLOSED ENTRY EGRESSFeb 23, 2004IN VIOLATION