Does 366 Hancock Street, Brooklyn have open violations?

Yes. 366 Hancock Street, Brooklyn had 14 open violations on October 10, 2026: 14 from HPD. None of them is Class C, but counting every year, HPD has 1 Class C violation still open here. The oldest open HPD violation has been open 22 years, since May 7, 2004.

When were certifications filed on Class C violations at 366 Hancock Street, Brooklyn?

Since October 12, 2023, certifications were filed on 2 Class C violations, all 2 by the original certify-by date. A certification is the filing, dated when it was made, not HPD's acceptance of it. It is compared with the original certify-by date on the notice. A granted postponement moves that date and the city's data keeps only the first, so a certification counted after it may still have met a postponed date.

When was 366 Hancock Street, Brooklyn built?

The city's record gives 1899 as the year 366 Hancock 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 3 floors.

How many apartments does 366 Hancock Street, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 2 residential units at 366 Hancock 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 and the city's PLUTO tax-lot file. 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 records are the authority on what is open today.

366 Hancock St, Brooklyn

BBL 3-01840-0042

Built: 1899
Floors: 3
Residential units: 2
Building type: Two-family dwelling
Zoning district: R6B
Lot area: 1,750 sq ft
Floor area: 2,940 sq ft

En español: 14 violaciones abiertas. La más antigua del HPD lleva 22 años abierta, desde el 7 de mayo de 2004.

Open now

14
Class B, hazardous. Most often Vermin / Infestation.
See the 14

Since October 12, 2023, certifications were filed on 2 Class C violations, all 2 by the original certify-by date. How certification works

The original certify-by dates on the 14 open HPD violations have all passed. The latest was June 2, 2026. The report prints the date beside each one.

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14 open violations. The oldest open HPD violation was filed May 7, 2004.

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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: 1 FDNY summons here since January 1, 2019, with $3,000 in penalties imposed.
June 18, 2026, FDNY: Storage, accumulation and removal of combustible material and waste. Decided by default, $3,000 penalty imposed.
How a default is vacated

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
Class B	14 open most often Vermin / Infestation
April 10, 2026	Vermin / Infestation	Notice sent	18775982
April 10, 2026	Mold	No access to reinspect (first try)	18775981
April 10, 2026		Notice sent	18775980
March 7, 2026		Notice sent	18691192
March 7, 2026		Notice sent	18691191
March 7, 2026		Notice sent	18691190
March 7, 2026	Vermin / Infestation	Notice sent	18691188
March 7, 2026		Notice sent	18691187
March 7, 2026		Notice sent	18691186
March 7, 2026		Notice sent	18691184
The report lists all 14, each with the city's own words and the date on its notice. What the report adds

The full report on 366 Hancock St, Brooklyn

All 14 open violations, each with the city's own words and the date on its notice.
What each of the 2 city statuses here means, and how many of these carry it.
How it compares with the 223,260 Brooklyn buildings with 1 to 5 apartments.
All 1 FDNY summons 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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