718 Union Street, Brooklyn

City inspectors were last at this 3-unit walk-up apartment building on May 6, 2026, and the resulting violation remains open.

718 Union Street is a 3-unit building in Brooklyn, New York City (BBL 3009560022). This building is associated with Sembler, Madison. Brix tracks 3 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.

Built in 1899, this walk-up apartment building sits in Brooklyn and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.

Conditions cited on open violations at this address:

(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN

The building last changed hands on May 6, 2024 for $2,700,000, according to recorded deeds.

Brix score: 48/100. View the Building Report on Brix.

See every NYC building owned by Sembler, Madison on the landlord portfolio page.

Part of Park Slope — see violations, complaints, and landlord activity across the whole neighborhood.

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