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421 Smith Street

BrooklynBIN 3008043
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
16
DOB permit records
Last activity
May 4, 2026
Bedbugs record

Building health score

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

A
Health score · Jul 30, 2026
Scored from all 88 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. 88 records on file.

Download this timeline (CSV) →
May 4, 2026
Oct 28, 2025
Dec 6, 2024
Apr 26, 2024
Apr 11, 2024
Feb 23, 2024
Feb 15, 2024
Jan 18, 2024
Jan 5, 2024
Jan 2, 2024
Dec 12, 2023
Sep 29, 2023
Sep 29, 2023
Jul 1, 2023
Mar 24, 2023
Mar 2, 2023
Feb 9, 2023
Feb 6, 2023
Apr 26, 2022
Mar 9, 2022
Jan 31, 2022
Dec 24, 2020
Aug 24, 2020
Jun 29, 2020
Jan 10, 2020
May 6, 2019
May 6, 2019
May 6, 2019
Jan 29, 2019
Jan 9, 2019

OATH / ECB summonses & fines

No balance is recorded as due across the 3 summonses below, out of $1,400.00 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 421 Smith Street
586418Dec 29, 2017B101 LAARS CONDENSATING HOT WATER BOILER MODEL NTH285NXN3 IS INSTALL Jun 6, 2018IN VIOLATION
1474020Dec 29, 2017B254,3,36,34B,38,16. 3-VENTING FLUE PIPE SEPARATED IN THE REAR YARD Jun 8, 2018IN VIOLATION
1359154Feb 13, 2013B354:16,50A,50B,50C,50D.50A:BACKFLOW PREVENT OR MUST BE B/4 THE PRESSUApr 1, 2013IN VIOLATION