1645 1st Avenue
Manhattan · Upper East Side-Yorkville, NY 10028
1645 1st Avenue is a 36-apartment building in Upper East Side-Yorkville, built in 1910, managed by Building 1645 LLC. The City has 10 open housing-code violations on file for it, 3 of them immediately hazardous, about 0.28 per apartment, roughly three times the neighborhood norm for a building this size (HPD, as of 5 October 2026). No tenant has reviewed it here yet. Everything above comes from the City's own records.
Managed by Building 1645 LLC
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Does the heat hold in January? How long does the super take? No public record answers that.
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- Units
- 36
- Year built
- 1910
- Neighborhood
- Upper East Side-Yorkville
- 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.
0tenant complaints
Filed with 311 in the past year
10open repairs
Outstanding with HPD · about 0.3 per apartment
- Immediately hazardous
- 3
- Hazardous
- 6
- Non-hazardous
- 1
What the open repairs are about
- Heat or hot water3
- Doors, windows and locks2
- Other repairs1
- Leaks, damp or mould1
- Paint and plaster1
- Electrical1
Housing Court
The City took this building's owner to Housing Court 1 time since October 2023.
A case is a filing, not a finding. Cases are settled, withdrawn and dismissed, and most end without a judgment either way.
Source: NYC 311 and Housing Preservation & Development. Look this building up · updated Oct 2026
What tenants say
Nobody has written about 1645 1st 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.