634 St Nicholas Avenue, Manhattan

    Tenants here have called the city about heat/hot water 139 times over the last five years — the dominant complaint on this building's record.

    634 St Nicholas Avenue is a 60-unit building in Manhattan, New York City (BBL 1020510020). This building is associated with 634 Nick Partners LP. Brix tracks 9 open HPD violations for this property, along with inspection history, DOB filings, tenant complaints, and rent stabilization status.

    Built in 1930, 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 139 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 July 18, 2026.

    Conditions cited on open violations at this address:

    The building last changed hands on September 9, 1999, according to recorded deeds.

    Brix score: 48/100. View the Building Report on Brix.

    See every NYC building owned by 634 Nick Partners LP on the landlord portfolio page.

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

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    Apartments at 634 St Nicholas Avenue

    • Unit 6A

      Unit 6A at 634 St Nicholas Avenue has 4 open violations.

    • Unit 2K

      Unit 2K at 634 St Nicholas Avenue has 2 open violations.

    • Unit 2A

      Unit 2A at 634 St Nicholas Avenue has 2 open violations.

    • Unit 3E

      Unit 3E at 634 St Nicholas Avenue has no violations, 1 permit filed ($23K, latest 2010).

    • Unit 5C

      Unit 5C at 634 St Nicholas Avenue has no violations, 1 permit filed ($64K, latest 2010).

    • Unit 4J

      Unit 4J at 634 St Nicholas Avenue has no open violations (1 past violation), 1 permit filed ($64K, latest 2010).

    • Unit 3J

      Unit 3J at 634 St Nicholas Avenue has no open violations (4 past violations), 1 permit filed ($64K, latest 2010).

    • Unit AND5G

      Unit AND5G at 634 St Nicholas Avenue has no violations, 1 permit filed ($64K, latest 2010).

    • Unit 1J

      Unit 1J at 634 St Nicholas Avenue has no violations, 1 permit filed ($17K, latest 2010).

    • Unit 4B

      Unit 4B at 634 St Nicholas Avenue has no violations, 1 permit filed ($66K, latest 2009).

    • Unit 4E

      Unit 4E at 634 St Nicholas Avenue has no violations, 1 permit filed ($66K, latest 2009).

    • Unit 4H

      Unit 4H at 634 St Nicholas Avenue has no open violations (3 past violations), 1 permit filed ($66K, latest 2009).

    • Unit 2C

      Unit 2C at 634 St Nicholas Avenue has no violations, 1 permit filed ($66K, latest 2009).

    • Unit 6H

      Unit 6H at 634 St Nicholas Avenue has no violations, 1 permit filed ($14K, latest 2009).

    • Unit 4A

      Unit 4A at 634 St Nicholas Avenue has no open violations (4 past violations), 1 permit filed ($14K, latest 2009).

    • Unit 1G

      Unit 1G at 634 St Nicholas Avenue has no violations, 1 permit filed ($9K, latest 2009).

    • Unit 3G

      Unit 3G at 634 St Nicholas Avenue has no violations, 1 permit filed ($12K, latest 2009).

    • Unit 4G

      Unit 4G at 634 St Nicholas Avenue has no violations, 1 permit filed ($12K, latest 2004).

    • Unit 4K

      Unit 4K at 634 St Nicholas Avenue has no open violations (17 past violations).

    • Unit 3H

      Unit 3H at 634 St Nicholas Avenue has no open violations (13 past violations).

    • Unit 3HH

      Unit 3HH at 634 St Nicholas Avenue has no open violations (3 past violations).

    • Unit 2D

      Unit 2D at 634 St Nicholas Avenue has no open violations (1 past violation).

    • Unit 2H

      Unit 2H at 634 St Nicholas Avenue has no open violations (2 past violations).

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