506 Prospect Ave, Brooklyn

BBL 3-00871-0017

Built: 1920
Floors: 3
Residential units: 3
Building type: Three-family dwelling
Zoning district: R5B
Lot area: 1,520 sq ft
Floor area: 2,214 sq ft
Last sale: $1,890,000October 9, 2025

En español: contando todos los años, el HPD tiene 4 violaciones abiertas aquí, la más antigua del 26 de noviembre de 2024.

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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

Counting every year, HPD has 4 violations still open here, the oldest filed on November 26, 2024. 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 506 Prospect Avenue, Brooklyn have open violations?

Yes. On October 10, 2026, counting every year, HPD had 4 violations still open at 506 Prospect Avenue, Brooklyn, the oldest filed on November 26, 2024. 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 506 Prospect Avenue, Brooklyn built?

The city's record gives 1920 as the year 506 Prospect Avenue, 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 506 Prospect Avenue, Brooklyn have?

The Department of City Planning's PLUTO tax-lot file lists 3 residential units at 506 Prospect Avenue, 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 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.