Does 668 Decatur Street, Brooklyn have open violations?

Yes. 668 Decatur Street, Brooklyn had 1 open violation on October 10, 2026: 1 from HPD. None is Class C, the class HPD treats as immediately hazardous. The oldest open HPD violation has been open 22 years, since February 26, 2004.

Does 668 Decatur Street, Brooklyn have active DOB violations?

Yes. 1 active DOB violation, issued February 16, 2026. The Department of Buildings writes these separately from HPD's housing violations, for things like boilers, elevators, facades, construction and energy filings. Each one stays active until DOB resolves or dismisses it.

Has DOB received complaints about 668 Decatur Street, Brooklyn?

Yes. 1 DOB complaint in the 12 months to September 25, 2026. It was filed February 16, 2026. Anyone can complain to DOB about a building or the work going on in it, and DOB then inspects and decides whether there is a violation. A conversion complaint says an apartment may have been added or changed without approval. It is a complaint, not a finding.

When was 668 Decatur Street, Brooklyn built?

The city's record gives 1910 as the year 668 Decatur Street, Brooklyn was built, in the Department of City Planning's PLUTO tax-lot file. The same file classes it as a two-family dwelling with 2 floors.

How many apartments does 668 Decatur Street, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 2 residential units at 668 Decatur Street, Brooklyn. The count is for the whole tax lot.

Where do these numbers come from?

From New York City's own data: HPD housing violations and OATH/ECB hearing results, read whole rather than sampled. It also draws on OATH/ECB summonses from DOB and FDNY, DOB violations, DOB complaints, DOB NOW work permits, the city's PLUTO tax-lot file and DOF's property sales records. This page is current through October 10, 2026. The city's data changes daily, so a violation certified after that can still show as open here; the city's own page for this building is linked above.

668 Decatur St, Brooklyn

BBL 3-01506-0016

Built: 1910
Floors: 2
Residential units: 2
Building type: Two-family dwelling
Zoning district: R6
Lot area: 1,908 sq ft
Floor area: 2,577 sq ft
Last sale: $2,100,000February 17, 2026

En español: 1 violación abierta, ninguna de Clase C. La más antigua del HPD lleva 22 años abierta, desde el 26 de febrero de 2004.

Open now

1
Class B, hazardous
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The original certify-by date on the open HPD violation, May 5, 2026, has passed. The report prints it beside the violation.

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1 open violation. The oldest open HPD violation was filed February 26, 2004.

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HPD takes complaints from tenants through 311.

For a letter to your landlord or a housing court case, the report lists every open violation here, each in the city's own words with the date on its notice. Get the report, $19

OATH/ECB summonses

5 DOB summonses here since January 1, 2019, with $22,625 in penalties imposed. 5 judgments docketed, the latest on September 30, 2025. A docketed judgment shows up in a title search.

March 17, 2025, DOB: Work without a permit. Decided by default, $3,125 penalty imposed.
March 17, 2025, DOB: Work does not conform to approved construction documents amendments. Decided by default, $3,125 penalty imposed.
March 17, 2025, DOB: Failure to post or properly post permit for work at premises. Decided by default, $750 penalty imposed.

The newest 3 of 5 summonses OATH lists here. The report lists all 5, with each outcome, the penalty imposed and any docketing date. What the report adds

How a default is vacated

DOB violations

1 active DOB violation, issued February 16, 2026.

DOB complaints

1 DOB complaint in the 12 months to September 25, 2026. It was filed February 16, 2026.

DOB permits

DOB NOW lists 3 work permits here, the newest issued March 21, 2025, for Structural work.

Structural, issued March 21, 2025, signed off.
Plumbing, issued February 10, 2025, signed off.
General Construction, issued January 30, 2025, signed off.

Open violations by class. A party is named only where the building's HPD registration covers the date a violation was filed.

Filed	Category	Status	Number	Registered party when filed
Class B	1 open
March 13, 2026		Notice sent	18722716	MTEK NYC LLC

The full report on 668 Decatur St, Brooklyn

All 1 open violation, each with the city's own words and the date on its notice.
What the one city status here means, and how many of these carry it.
How it compares with the 223,260 Brooklyn buildings with 1 to 5 apartments.
All 3 DOB NOW work permits, with job numbers and each job's estimated cost.
All 5 DOB summonses at OATH/ECB, with each outcome, the penalty imposed and any docketing date.
Every other record on this page, on a cover you can forward.

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