A 8-unit walk-up apartment building on the Brooklyn record, built in 1905.
523 Knickerbocker Avenue is a 8-unit building in Brooklyn, New York City (BBL 3033260008). This building is associated with 523 Assets LLC. Brix tracks 0 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 1905, 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 2 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 January 16, 2025.
The building last changed hands on December 8, 2025 for $800,000, according to recorded deeds.
Brix score: 100/100. View the Building Report on Brix.
See every NYC building owned by 523 Assets LLC on the landlord portfolio page.
Part of Bushwick — see violations, complaints, and landlord activity across the whole neighborhood.
Other buildings in 11221:
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Unit 4L at 523 Knickerbocker Avenue has no open violations (5 past violations).
Unit 2R at 523 Knickerbocker Avenue has no open violations (40 past violations).
Unit 1L at 523 Knickerbocker Avenue has no open violations (10 past violations).
Unit 1R at 523 Knickerbocker Avenue has no open violations (56 past violations).
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