A 4-unit walk-up apartment building on the Brooklyn record, built in 1931.
823 40th Street is a 4-unit building in Brooklyn, New York City (BBL 3009160063). This building is associated with Island Advantage Realty. Brix tracks 2 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 1931, this walk-up apartment building sits in Brooklyn and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.
Tenants have filed 4 HPD complaints about this building over the last five years, most often about unsanitary condition.
What tenants have called the city about here over the last five years:
The most recent complaint on this building was filed April 15, 2024.
Conditions cited on open violations at this address:
The building last changed hands on August 11, 2026, according to recorded deeds.
Brix score: 55/100. View the Building Report on Brix.
See every NYC building owned by Island Advantage Realty on the landlord portfolio page.
Part of Sunset Park — see violations, complaints, and landlord activity across the whole neighborhood.
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Unit 1-L at 823 40th Street has no violations, 1 permit filed ($7K, latest 2007).
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