A 3-unit walk-up apartment building on the Brooklyn record, built in 1903.
557 9 Street is a 3-unit building in Brooklyn, New York City (BBL 3010910049). This building is associated with Thornington, Simon. Brix tracks 0 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.
Built in 1903, this walk-up apartment building sits in Brooklyn and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.
The building last changed hands on February 26, 2026 for $4,725,000, according to recorded deeds.
Brix rating: Clean (100/100). View the full report on Brix.
See every NYC building owned by Thornington, Simon on the landlord portfolio page.
Part of Park Slope — see violations, complaints, and landlord activity across the whole neighborhood.
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