City inspectors were last at this 20-unit walk-up apartment building on August 3, 2026, and the resulting violation remains open.
647 4th Avenue is a 20-unit building in Brooklyn, New York City (BBL 3006370003). This building is associated with Slope On 4th LLC. Brix tracks 1 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 1921, 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 26 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 October 14, 2026.
Conditions cited on open violations at this address:
The building last changed hands on April 5, 2017 for $594,181.37, according to recorded deeds.
Brix score: 70/100. View the Building Report on Brix.
See every NYC building owned by Slope On 4th LLC on the landlord portfolio page.
Part of Sunset Park — see violations, complaints, and landlord activity across the whole neighborhood.
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Unit 17 at 647 4th Avenue has no open violations (17 past violations).
Unit 16 at 647 4th Avenue has no open violations (25 past violations).
Unit 14 at 647 4th Avenue has no open violations (2 past violations).
Unit 12A at 647 4th Avenue has no open violations (3 past violations).
Unit 9 at 647 4th Avenue has no open violations (24 past violations).
Unit 7 at 647 4th Avenue has no open violations (2 past violations).
Unit 6 at 647 4th Avenue has no open violations (9 past violations).
Unit 4 at 647 4th Avenue has no open violations (1 past violation).
Unit 2 at 647 4th Avenue has no open violations (1 past violation).
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