850 Flatbush Avenue, Brooklyn

83 open HPD violations at this address, 22 of them class C — the immediately hazardous tier — on a 21-unit elevator apartment building in Brooklyn.

850 Flatbush Avenue is a 21-unit building in Brooklyn, New York City (BBL 3050820032). This building is associated with Aliran LLC. Brix tracks 83 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.

Built in 1931, this elevator apartment building sits in Brooklyn and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.

Tenants have filed 256 HPD complaints about this building over the last five years, most often about plumbing.

What tenants have called the city about here over the last five years:

• Plumbing: 53 complaints
• Unsanitary Condition: 52 complaints
• Door/window: 30 complaints
• Paint/plaster: 28 complaints

The most recent complaint on this building was filed October 1, 2026.

Conditions cited on open violations at this address:

• § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE MORTISE LOCK AT DOOR IN THE ENTRANCE LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM NORTH AT
• § 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT WASH BASIN IN THE BATHROOM LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST
• § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE HANDLES TO OPEN AND CLOSE WINDOW, AT LOWER WINDOW SASH AT NORTH WALL IN THE 2nd ROOM FROM EAST
• § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE ELECTRICAL OUTLET AT SOUTH WALL IN THE KITCHEN LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FRO

The building last changed hands on January 3, 2012, according to recorded deeds.

Brix score: 0/100. View the Building Report on Brix.

See every NYC building owned by Aliran LLC on the landlord portfolio page.