City inspectors were last at this 8-unit walk-up apartment building on July 17, 2026, and the resulting violation remains open.
691 Union Street is a 8-unit building in Brooklyn, New York City (BBL 3009520062). This building is associated with 691 Union Street LLC. Brix tracks 29 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 1920, 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 218 HPD complaints about this building over the last five years, most often about heat/hot water.
What tenants have called the city about here over the last five years:
The most recent complaint on this building was filed October 9, 2026.
Conditions cited on open violations at this address:
The building last changed hands on April 25, 2025 for $3,100,000, according to recorded deeds.
Brix score: 0/100. View the Building Report on Brix.
See every NYC building owned by 691 Union Street LLC on the landlord portfolio page.
Part of Park Slope — see violations, complaints, and landlord activity across the whole neighborhood.
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Unit 1R at 691 Union Street has 11 open violations.
Unit 1-L at 691 Union Street has 10 open violations.
Unit 3L at 691 Union Street has no open violations (1 past violation).
Unit 3R at 691 Union Street has no open violations (2 past violations).
Unit 2L at 691 Union Street has no open violations (1 past violation).
Unit 2R at 691 Union Street has no open violations (2 past violations).
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