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12 Martense Street, Brooklyn

14 open Class C — see them ↓$31,000.00 recorded as dueHPD registration valid
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OverviewHealth scoreTimelineFinesOwner

12 Martense Street at a glance

12 Martense Street, Brooklyn has 37 open city records on file, 14 of them Class C (immediately hazardous), and $31,000.00 recorded as due on OATH/ECB summonses. The most recent record is dated May 18, 2026.

Open Class C
14
Immediately hazardous — click to see them
Open Class B
20
Hazardous — click to see them
Open Class A
3
Non-hazardous — click to see them
Fines due
$31,000.00
Balance on OATH/ECB summonses
Permits on file
2
Construction permits filed with DOB
Last activity
May 18, 2026
Bedbugs record

Health score for 12 Martense Street

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

F
Health score · Aug 6, 2026
Scored from the 300 most recent of 850 public records for this building
Open Class C violations
Immediately hazardous, uncertified
This building 14
Open Class B violations
Hazardous
This building 20
Heat & hot water records
Violations and complaints, last 24 months
This building 0
Unpaid penalties
OATH/ECB summonses with balance due
This building $31,000
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 12 Martense Street

Showing the 300 most recent of 850 records; the CSV has the full history. Class A, B and C are HPD’s hazard tiers: C is immediately hazardous, A and B explained here.

Download this timeline (CSV) →

OATH / ECB summonses & fines at 12 Martense Street

$31,000.00 is recorded as due across the 19 summonses below, out of $39,700.00 in penalties imposed. Balances are as the city publishes them; a settlement or write-off that never reached the dataset will not show here. New to these? How an OATH summons becomes a penalty, explained.

OATH and ECB summonses for 12 Martense Street
049757542PMay 12, 2026LOOSE RUBBISH 1ST OCCURRENCEAug 10, 2026Pending
049635791KApr 25, 2026DIRTY SIDEWALKJul 24, 2026Pending
049757405ZApr 14, 2026FAIL TO RECYCLE ORGANIC WASTE 9 OR MORE DWELLING UNITS 1STJul 13, 2026Pending
014237503NMar 19, 2026AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATIONMay 5, 2026Defaulted (did not respond)$1,000.00
049642630PMar 16, 2026DIRTY SIDEWALKJun 15, 2026Pending
039164530LOct 22, 2025FAILURE TO MAINTAIN BUILDING IN CODE-COMPLIANT MANNERJan 5, 2027Defaulted (did not respond)$12,500.00
1351393Oct 22, 2025FAILURE TO MAINTAIN BUILDING IN CODE COMPLIANT MATTER. NOTED: IN REAR Jan 5, 2027Defaulted (did not respond)$12,500.00
047778574JMay 19, 2023DIRTY SIDEWALKAug 17, 2023Pending
011733919KFeb 8, 2020AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATIONSep 8, 2020Defaulted (did not respond)$5,000.00
046267179ZJul 12, 2019DIRTY SIDEWALK DIRTY AREAAug 16, 2019Pending
011617696YSep 10, 2018AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATIONOct 30, 2018Defaulted (did not respond)
011576980NFeb 23, 2017AFFIDAVITS, DESIGN INSTALLATION DOCUMENTS, AND OTHER DOCUMENTATIONApr 11, 2017Written off
011261123MDec 4, 2012PERMITSJan 22, 2013Written off
011243589PDec 16, 2011PERMITSJan 31, 2012Defaulted (did not respond)
011198615JApr 1, 2010PORTABLE FIRE EXTINGUISHERS AND FIRE HOSESMay 18, 2010Defaulted (did not respond)
011198622HApr 1, 2010PERMITSMay 18, 2010Defaulted (did not respond)
011049027YMay 19, 2008SOLD STR USE MFG TRN MATERIAL W O PERMITJul 8, 2008Defaulted (did not respond)
041440767JApr 14, 2008MAINTAINING RECEPTACLES - THIRD OFFENSEMay 15, 2008Defaulted (did not respond)
010938320RNov 28, 2006FAILED TO PROVIDE BUCKETS EXTINGUISHERSJan 16, 2007Defaulted (did not respond)