54 open HPD violations at this address, 19 of them class C — the immediately hazardous tier — on a 35-unit walk-up apartment building in Brooklyn.
4109 15th Avenue is a 35-unit building in Brooklyn, New York City (BBL 3053630006). This building is associated with 4109 Realty Associates. Brix tracks 54 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 1930, 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 196 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 August 19, 2026.
Conditions cited on open violations at this address:
Brix score: 4/100. View the Building Report on Brix.
See every NYC building owned by 4109 Realty Associates on the landlord portfolio page.
Part of Borough Park — see violations, complaints, and landlord activity across the whole neighborhood.
Other buildings in 11219:
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Unit A6 at 4109 15th Avenue has 22 open violations.
Unit C1 at 4109 15th Avenue has 12 open violations.
Unit A5 at 4109 15th Avenue has 12 open violations.
Unit A7 at 4109 15th Avenue has 1 open violation.
Unit D1 at 4109 15th Avenue has 1 open violation.
Unit A4 at 4109 15th Avenue has 1 open violation.
Unit B3 at 4109 15th Avenue has 1 open violation.
Unit C3 at 4109 15th Avenue has 1 open violation.
Unit 1A at 4109 15th Avenue has no open violations (3 past violations).
Unit 3-C at 4109 15th Avenue has no open violations (4 past violations).
Unit A1 at 4109 15th Avenue has no open violations (19 past violations).
Unit A3 at 4109 15th Avenue has no open violations (12 past violations).
Unit AT at 4109 15th Avenue has no open violations (7 past violations).
Unit B1 at 4109 15th Avenue has no open violations (24 past violations).
Unit B2 at 4109 15th Avenue has no open violations (6 past violations).
Unit B7 at 4109 15th Avenue has no open violations (7 past violations).
Unit B8 at 4109 15th Avenue has no open violations (8 past violations).
Unit B9 at 4109 15th Avenue has no open violations (77 past violations).
Unit C2 at 4109 15th Avenue has no open violations (7 past violations).
Unit C4 at 4109 15th Avenue has no open violations (1 past violation).
Unit C5 at 4109 15th Avenue has no open violations (1 past violation).
Unit C7 at 4109 15th Avenue has no open violations (17 past violations).
Unit D2 at 4109 15th Avenue has no open violations (2 past violations).
Unit D4 at 4109 15th Avenue has no open violations (3 past violations).
Unit D5 at 4109 15th Avenue has no open violations (23 past violations).
Unit D7 at 4109 15th Avenue has no open violations (1 past violation).
Unit D9 at 4109 15th Avenue has no open violations (12 past violations).
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