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840 Hart Street

BrooklynBIN 3073594Street View ↗Map ↗
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840 Hart Street at a glance

840 Hart Street, Brooklyn has 75 open city records on file, 10 of them Class C (immediately hazardous), and no balance recorded as due on OATH/ECB summonses. The most recent record is dated Dec 12, 2025.

Open Class C
10
Immediately hazardous — click to see them
Open Class B
43
Hazardous — click to see them
Open Class A
22
Non-hazardous — click to see them
Fines due
$0.00
Balance on OATH/ECB summonses
Permits on file
0
Construction permits filed with DOB
Last activity
Dec 12, 2025
Bedbugs record

Health score for 840 Hart Street

A composite of the public indicators below. How it is scored.

D
Health score · Aug 5, 2026
Scored from all 181 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 10
Open Class B violations
Hazardous
This building 43
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 840 Hart Street

181 records on file, every agency interleaved. Class A, B and C are HPD’s hazard tiers: C is immediately hazardous, A and B explained here.

Download this timeline (CSV) →
181 of 181 shown
Dec 12, 2025
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Dec 11, 2024
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Apr 25, 2024

OATH / ECB summonses & fines at 840 Hart Street

No balance is recorded as due across the 3 summonses below, out of $4,285.00 in penalties imposed. The city’s published records do not show whether a penalty was paid, reduced, or written off. New to these? How an OATH summons becomes a penalty, explained.

OATH and ECB summonses for 840 Hart Street
1620058Dec 12, 2013WORK W/O PERMIT. WORK NOTED: AT 1ST FL PUBLIC HALLWAY FULL HEIGHT PARTFeb 24, 2014Written off
108597Dec 26, 1991BoilersMar 2, 1992Written off
9553Oct 19, 1988FIRE CHAMBER DOOR IMPROPER CLOSING.Mar 13, 1989Found in violation