621 Amsterdam Avenue
Manhattan · Upper West Side (Central), NY 10024
Also listed by the City as 175 West 90th Street
621 Amsterdam Avenue is a 187-apartment building in Upper West Side (Central), built in 1974, managed by Heywood Towers Associates. The City has 22 open housing-code violations on file for it, 7 of them immediately hazardous, about 0.12 per apartment, about double the neighborhood norm for a building this size (HPD, as of 5 October 2026). One complaint was filed with 311 in the past year, which the City closed in a median of 5 days (311, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.
Managed by Heywood Towers Associates
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- Units
- 187
- Year built
- 1974
- Neighborhood
- Upper West Side (Central)
- Borough
- Manhattan
This building’s record with the City
Complaints tenants filed with 311, and repairs a City inspector has asked for. Most repairs are routine maintenance. Both describe the building rather than the people in it, and often predate the current management.
Complaints are down from 7 to 1 year on year.
1tenant complaint
Filed with 311 in the past year · 7 the year before
Typically closed in 5 days · neighborhood median is 4
22open repairs
Outstanding with HPD · about 0.1 per apartment
- Immediately hazardous
- 7
- Hazardous
- 11
- Non-hazardous
- 4
What the open repairs are about
- Leaks, damp or mould7
- Stairs, floors and ceilings7
- Pests6
- Doors, windows and locks2
- Other repairs1
Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026
What tenants say
Nobody has written about 621 Amsterdam Avenue yet.
Does the heat hold in January? How long does the super take? Does management answer the phone, and were you charged what you expected? No public record answers any of that. Only someone who lived here can.
Be the first to reviewAbout a minute, no account, stays anonymous.