21 Louis Pl, Brooklyn

BBL 3-01561-0006

Built: 1901
Floors: 3
Residential units: 3
Building type: Three-family dwelling
Zoning district: R5B
Lot area: 1,575 sq ft
Floor area: 1,965 sq ft
Last sale: $978,000January 11, 2018

En español: contando todos los años, el HPD tiene 16 violaciones abiertas aquí, la más antigua del 11 de julio de 1986.

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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

DOF tax lien sale: Listed for DOF's 2025 tax lien sale, for water and sewer charges only. The last list it appeared on was the 10-day notice of May 2025.

Counting every year, HPD has 16 violations still open here, the oldest filed on July 11, 1986. No Class B or C violation HPD filed here in the last 3 years is still open. No OATH/ECB summons issued in the last 3 years is still active.

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Questions about this building

Does 21 Louis Place, Brooklyn have open violations?

Yes. On October 10, 2026, counting every year, HPD had 16 violations still open at 21 Louis Place, Brooklyn, the oldest filed on July 11, 1986. None was a Class B or C violation filed in the last 3 years, and no OATH/ECB summons issued in the last 3 years was still active.

When was 21 Louis Place, Brooklyn built?

The city's record gives 1901 as the year 21 Louis Place, Brooklyn was built, in the Department of City Planning's PLUTO tax-lot file. The same file classes it as a three-family dwelling with 3 floors.

How many apartments does 21 Louis Place, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 3 residential units at 21 Louis Place, 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 DOF's tax lien sale lists, 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.