961 Amsterdam Avenue, Manhattan

A 1920s Upper West Side walk-up where open hazardous violations and commercial air-quality signals demand a close look.

A 15-unit pre-war rental on Amsterdam Avenue where long-term ownership under Bradley Rinzler keeps operations baseline, but active maintenance filings require attention. Ten open housing code violations sit on file, including two immediately hazardous citations for mice and defective doors in Apartment 9. Three things to know:

Ten open housing code violations mark the building's maintenance record. Ten open housing code citations are active against the address. Two are Class C immediately hazardous items cited in December 2024 for a mouse infestation and defective self-closing entry doors in Apartment 9. Additional Class B citations from June 2025 cover exposed ceiling wiring and missing light fixtures in the second- and third-floor public hallways.

Commercial exhaust and indoor air quality calls concentrate on the surrounding block. 31 food establishment complaints and 14 indoor air quality calls occurred within three blocks over the trailing 12 months. Restaurant exhaust and commercial air discharge can bleed into residential windows and lightwells in commercial-overlay pre-war walk-ups, making vertical location critical.

Off-hour sound and street-level noise dominate the three-block radius. 303 residential noise complaints and 172 street-level sound calls occurred within three blocks over the last year. The residential noise centers on loud music and parties (167 calls) alongside loud talking (76 calls), creating a persistent off-hour sound profile for street-facing windows.

Quieter signals on this building and the blocks around it:

• 187 illegal parking calls within three blocks over the trailing 12 months, mostly posted sign violations and blocked bike lanes
• 174 unsanitary condition calls within three blocks, driven by 96 pest reports and 57 mold complaints
• Power outage and cooking gas service disruptions were logged on site in April 2026

961 Amsterdam Avenue is a 15-unit building in Manhattan, New York City (BBL 1018620001). This building is associated with 175 West 107th LLC. Brix tracks 10 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.

Built in 1925, this walk-up apartment building sits in Manhattan 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:

• Unsanitary Condition: 9 complaints
• Water Leak: 7 complaints
• Heat/hot Water: 4 complaints
• General: 2 complaints

The most recent complaint on this building was filed April 8, 2026.

Conditions cited on open violations at this address:

• §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA
• § 329, M/D LAW AND DEPT
• § 27-2005 ADM CODE REPLACE WITH NEW THE MISSING ELECTRICAL LIGHT FIXTURE AT CEILING AT PUBLIC HALL, 3rd STORY
• § 27-2005, 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF EXPOSED ELECTRICAL WIRES AT CEILING AT PUBLIC HALL, 3rd STOR

The building last changed hands on August 5, 2002, according to recorded deeds.

Brix score: 32/100. View the Building Report on Brix.

See every NYC building owned by 175 West 107th LLC on the landlord portfolio page.