950 St Marks Avenue, Brooklyn

Six open hazardous pest violations across four apartments headline active maintenance issues at this 16-unit Crown Heights property.

This 16-unit Crown Heights building operates under a HUD contract, keeping all 16 apartments bound by federal subsidy covenants. While affordable structure is set, day-to-day conditions carry open maintenance flags and concentrated noise reports. Three key beats to know:

Six hazardous violations for mice and roaches remain open across four apartments. Inspectors logged six Class C immediately hazardous violations in November 2023 covering mice and roaches in four separate apartments (1D, 3C, 4A, and 4C). None of the six have been certified as abated by management, leaving active hazardous flags on the property.

Ten residential noise complaints hit the building over a two-week stretch. Ten residential noise reports hit the building between late October and early November 2025, with callers flagging late-night loud music and parties. The cluster highlights recurring after-hours disruption over a tight two-week window.

Surrounding blocks face heavy plumbing, mold, and pest complaints. In the three blocks around the building, neighbors logged 148 unsanitary condition complaints over the past year—dominated by 61 pest calls, 45 mold reports, and 38 garbage storage issues—alongside 133 plumbing calls. The numbers reflect heavy neighborhood-level pressure around moisture and vermin.

Quieter signals on this building and the blocks around it:

• Building records show heat and hot water calls logged in February 2025 across whole-building and apartment-only requests.
• Recent bathroom plumbing and paint complaints were logged and closed in early 2026.
• Four helicopter noise calls were recorded within three blocks of the address over the last 12 months.

950 St Marks Avenue is a 16-unit building in Brooklyn, New York City (BBL 3012300023). This building is associated with 950 St Marks Apts LLC. Brix tracks 6 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 53 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:

• Heat/hot Water: 35 complaints
• Plumbing: 4 complaints
• Water Leak: 3 complaints
• Unsanitary Condition: 3 complaints

The most recent complaint on this building was filed July 6, 2026.

Conditions cited on open violations at this address:

• HMC ADM CODE: § 27-2017

The building last changed hands on October 5, 2024 for $30,143,155.55, according to recorded deeds.

Brix score: 42/100. View the Building Report on Brix.

See every NYC building owned by 950 St Marks Apts LLC on the landlord portfolio page.