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850 St Marks Avenue

BrooklynBIN 3031037
2 open Class C$9,277.00 recorded as dueHPD registration valid
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850 St Marks Avenue at a glance

850 St Marks Avenue, Brooklyn has 13 open city records on file, 2 of them Class C (immediately hazardous), and $9,277.00 recorded as due on OATH/ECB summonses. The most recent record is dated Apr 20, 2026.

Open Class C
2
Immediately hazardous
Open Class B
11
Hazardous
Open Class A
0
Non-hazardous
Fines due
$9,277.00
Balance on OATH/ECB summonses
Permits on file
4
DOB permit records
Last activity
Apr 20, 2026
HPD record

Health score for 850 St Marks Avenue

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

D
Health score · Aug 4, 2026
Scored from the 300 most recent of 309 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 2
Open Class B violations
Hazardous
This building 11
Heat & hot water records
Violations and complaints, last 24 months
This building 1
Unpaid penalties
OATH/ECB summonses with balance due
This building $9,277
Bedbug filings with infestations
Annual LL69 filings on record
This building 0
Tenant litigation
Open HP actions in Housing Court
This building 1
Active vacate order
HPD or FDNY order to vacate, still in effect
This building No

Record timeline for 850 St Marks Avenue

Records from every agency, interleaved. Showing the 300 most recent of 309 records on file; the CSV below has the full history.

Download this timeline (CSV) →
Jun 2, 2026
May 11, 2026
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Jan 2, 2025

OATH / ECB summonses & fines at 850 St Marks Avenue

$9,277.00 is recorded as due across the 20 summonses below, out of $71,960.00 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 850 St Marks Avenue
1834722Apr 20, 2026FAILURE TO FILE ACCEPTABLE CYCLE 8B AND 9B REPORT INDICATING CORRECTIOAug 12, 2026PENDING$1,250.00
1338537Sep 9, 2025A8; UNAPPROVED/UNSAFE/UNSUITABLE ELECTRICAL EQUIPMENT, APPARATUS, MATENov 19, 2025IN VIOLATION$800.00
1748974Jul 8, 2025BC3301.2 INADEQUATE SAFETY MEASURES OBSERVED CEMENT RESIDUE FROM PLASTMay 4, 2026IN VIOLATION$5,000.00
1387947Feb 27, 2023AT TIME OF INSPECTION FOR CLASS1 VIOS#35654289K, 35654290H, 35654291J,Sep 1, 2023IN VIOLATION$1,250.00
1679723Dec 20, 2022AT TIME OF INSPECTION OF CLASS 1 VIOLATION #35654289K/90H/91J/92L/93N/Mar 1, 2023DEFAULT
1806217Oct 20, 2022FAILURE TO NOTIFY DEPT OF ACCIDENT INCIDENT THAT RESULTED IN FATALITY Sep 18, 2023IN VIOLATION$977.00
1711964Sep 20, 2022FAILURE TO FILE A REQUIRED TENANT PROTECTION PLAN. OBSERVED CONSTRUCTISep 1, 2023IN VIOLATION
1773889Sep 20, 2022WORK DOES NOT CONFORM TO APPROVED CONSTRUCTION DOCUMENTS. OBSERVED SUPSep 1, 2023IN VIOLATION
1773871Sep 20, 2022INADEQUATE SAFETY MEASURES THAT RESULTED IN A FATALITY. WORKER FELL 6 Sep 1, 2023IN VIOLATION
1791831Sep 20, 2022FAILURE TO PROMPTLY NOTIFY THE DEPT OF AN INCIDENT. NYPD NOTIFIED THE Sep 1, 2023IN VIOLATION
1797270Sep 20, 2022BC 3314.4.5.1 INADEQUATE TRAINING FOR SUPPORTED SCAFFOLD INSPECTOR. OBSep 1, 2023IN VIOLATION
1806240Sep 20, 2022BC 3314.1 SUPPORTED PIPE SCAFFOLD INSTALLED NOT AS PER CODE. IN RESPONSep 1, 2023IN VIOLATION
1679555Aug 15, 2022SCOPE. OBSERVED SUPPORTED SCAFFOLD WITH WORKERS PERFORMING FACADE REPADec 21, 2022IN VIOLATION
1679554Aug 15, 2022OBSERVED ACTIVE SIDEWALK SHED &SUPPORTED SCAFFOLD .UPON REQUEST FOR SWDec 21, 2022IN VIOLATION
1066932Jan 7, 200550 REPLACE THE MISSING VALVE HANDHOLES ON THE UPPER AND LOWER WATER GLFeb 28, 2005IN VIOLATION
531254Jul 2, 2001WORK WITHOUT A PERMIT. NOTED: CAR PARK CO INSTRUCTED BETWEEN BLDGS AT Feb 4, 2002IN VIOLATION
530559Jul 20, 1999WORK W/O A PERMIT. WORK NOTED CAR PORT CONSTRUCTED ON BROOKLYN AVE Oct 18, 1999IN VIOLATION
1055694Feb 17, 199875UNov 23, 1998IN VIOLATION
1273206Jul 3, 1997WORK WITHOUT A PERMIT, WORK NOTED: CONPORT CONSTRUCTED ON BROOKLYN AVEDec 22, 1997IN VIOLATION
689990Aug 7, 199105J,15D,29Q,38X,41Q,55X,74M, (74) TOE GUARDNov 18, 1991IN VIOLATION