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531 Knickerbocker Avenue

A 4-story building with 23 apartments, built in 1905, in Brooklyn, NY 11221.

Addresses on the lot: 527 Knickerbocker Avenue.

HPD records as of November 5, 2026

0open HPD violationsnone hazardous
4complaints to HPD, past yearnone about heat
Nonerent-stabilized apartments registered2018 to 2023
Nonehousing court cases in 5 years18 older

HPD lists no open violations at 531 Knickerbocker Avenue. Tenants made 4 complaints to HPD in the past year. It is registered to KNICKERBOCKER ST HOLDINGS LLC.

Does 531 Knickerbocker Avenue have open violations?

No. HPD lists no open violations at 531 Knickerbocker Avenue as of November 5, 2026.

No class C violation is open. 66% of NYC buildings with 20 to 49 apartments have one. More on buildings by size

What do tenants complain about?

Tenants made 4 complaints to HPD in the 12 months to November 5, 2026, none about heat or hot water. Complaints reach HPD through 311; an inspector may then write a violation.

Among NYC buildings with 20 to 49 apartments, 69% had at least one complaint to HPD in the past year, and 53% had one about heat or hot water.

Who owns 531 Knickerbocker Avenue?

531 Knickerbocker Avenue is registered with HPD to KNICKERBOCKER ST HOLDINGS LLC. The registration also names a head officer, the person HPD contacts about the building.

Housing court and evictions

None in the past five years. HPD’s record has 18 older cases, the latest from 2020.

It was once in HPD’s Alternative Enforcement Program, for the city’s worst-maintained buildings, and has since left it.

City marshals carried out no evictions here in the five years to May 30, 2026.

For comparison, 5% of residential buildings in 11221 had a housing court case in the past five years.

Is 531 Knickerbocker Avenue rent stabilized?

No rent-stabilized apartments were registered here from 2018 to 2023. That doesn’t prove there are none: some owners don’t register them.

Scores out of ten, from today’s records

Score this building

The address check reads the latest complaints and violations and scores the building, the landlord, the noise on the block and the walk to the subway. On a StreetEasy listing, the Chrome extension adds light for the floor and value for the rent.

Buildings nearby

HPD violations, complaints, registrations and housing court cases as of November 5, 2026; evictions and rent-stabilized counts as of May 30, 2026; size and age from the city’s PLUTO. All from NYC Open Data. Public records, not legal advice. Tax lot 3-03326-0006.