20 Morningside Avenue, Manhattan

    Open Class C violations and recurring hot water issues define the building's current operational record.

    This 53-unit pre-war rental operates as regulated affordable housing backed by HUD contracts and LIHTC covenants. The building carries 27 open code violations, including 4 Class C immediately hazardous citations for hot water supply and defective entrance doors. Three things to know:

    Hot water service breaks down repeatedly across multiple apartments. The building has logged 47 heat and hot water complaints, backed by open Class C violations from March and July 2026 for complete lack of hot water in individual units. Plumbing complaints remain active alongside open tickets for tub fixtures and wall leaks.

    Main entry security and fire safety doors lack working self-closers. A Class C immediately hazardous violation was cited in July 2026 for missing or defective self-closing hinges at the main building entrance door. Defective self-closing doors present both an immediate fire safety risk and a security flaw for the entire footprint.

    Commercial food establishment activity nearby raises potential odor bleed concerns. Within three blocks of the building, 7 food establishment complaints were filed over the past 12 months, pointing to street-level food prep and venting activity. Potential tenants should check for commercial food exhaust and kitchen odor bleed into upper-floor residential risers.

    Quieter signals on this building and the blocks around it:

    20 Morningside Avenue is a 53-unit building in Manhattan, New York City (BBL 1019430001). This building is associated with Morningside I Associates. Brix tracks 27 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.

    Built in 1900, this elevator apartment building sits in Manhattan and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.

    Tenants have filed 215 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 August 17, 2026.

    Conditions cited on open violations at this address:

    The building last changed hands on December 19, 2024, according to recorded deeds.

    Brix score: 26/100. View the Building Report on Brix.

    See every NYC building owned by Morningside I Associates on the landlord portfolio page.

    Part of Harlem — see violations, complaints, and landlord activity across the whole neighborhood.

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    Apartments at 20 Morningside Avenue

    • Unit 5D

      Unit 5D at 20 Morningside Avenue has 18 open violations.

    • Unit 1C

      Unit 1C at 20 Morningside Avenue has 8 open violations, 1 permit filed ($19K, latest 2012).

    • Unit 4E

      Unit 4E at 20 Morningside Avenue has 1 open violation.

    • Unit 1F-7F

      Unit 1F-7F at 20 Morningside Avenue has no violations, 1 permit filed ($60K, latest 2016).

    • Unit 1E

      Unit 1E at 20 Morningside Avenue has no open violations (1 past violation), 1 permit filed ($19K, latest 2015).

    • Unit 1D

      Unit 1D at 20 Morningside Avenue has no open violations (8 past violations), 1 permit filed ($19K, latest 2015).

    • Unit 1G-7G

      Unit 1G-7G at 20 Morningside Avenue has no violations, 1 permit filed ($19K, latest 2015).

    • Unit 1H-7H

      Unit 1H-7H at 20 Morningside Avenue has no violations, 1 permit filed ($19K, latest 2015).

    • Unit 1B

      Unit 1B at 20 Morningside Avenue has no open violations (26 past violations), 1 permit filed ($19K, latest 2012).

    • Unit 1A-7A

      Unit 1A-7A at 20 Morningside Avenue has no violations, 1 permit filed ($18K, latest 2011).

    • Unit 7B

      Unit 7B at 20 Morningside Avenue has no open violations (27 past violations).

    • Unit 6A

      Unit 6A at 20 Morningside Avenue has no open violations (9 past violations).

    • Unit 6B

      Unit 6B at 20 Morningside Avenue has no open violations (16 past violations).

    • Unit 6C

      Unit 6C at 20 Morningside Avenue has no open violations (33 past violations).

    • Unit 6D

      Unit 6D at 20 Morningside Avenue has no open violations (36 past violations).

    • Unit 6E

      Unit 6E at 20 Morningside Avenue has no open violations (16 past violations).

    • Unit 6G

      Unit 6G at 20 Morningside Avenue has no open violations (6 past violations).

    • Unit 6H

      Unit 6H at 20 Morningside Avenue has no open violations (6 past violations).

    • Unit 6J

      Unit 6J at 20 Morningside Avenue has no open violations (23 past violations).

    • Unit 5A

      Unit 5A at 20 Morningside Avenue has no open violations (22 past violations).

    • Unit 5B

      Unit 5B at 20 Morningside Avenue has no open violations (4 past violations).

    • Unit 5C

      Unit 5C at 20 Morningside Avenue has no open violations (19 past violations).

    • Unit 5E

      Unit 5E at 20 Morningside Avenue has no open violations (3 past violations).

    • Unit 5G

      Unit 5G at 20 Morningside Avenue has no open violations (37 past violations).

    • Unit 5H

      Unit 5H at 20 Morningside Avenue has no open violations (17 past violations).

    • Unit 5J

      Unit 5J at 20 Morningside Avenue has no open violations (2 past violations).

    • Unit 4A

      Unit 4A at 20 Morningside Avenue has no open violations (2 past violations).

    • Unit 4B

      Unit 4B at 20 Morningside Avenue has no open violations (8 past violations).

    • Unit 4D

      Unit 4D at 20 Morningside Avenue has no open violations (43 past violations).

    • Unit 4G

      Unit 4G at 20 Morningside Avenue has no open violations (6 past violations).

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