Manhattan Upper East Side-Carnegie Hill Public building report
645 Madison Avenue, Manhattan
645 Madison Avenue is a 22-story, 34-unit office building in Upper East Side-Carnegie Hill. NYC public records show 38 DOB complaints and 93 DOB violations associated with the building. The most recent DOB complaint was filed April 23, 2026.
This building has 4 alternative addresses. NYC often lists more than one street address for the same building. Corner lots, multiple street frontages, and official aliases in city address files all map to one BIN.
- 18 East 60 Street
- 647 Madison Avenue
- 649 Madison Avenue
- 651 Madison Avenue
This building ranks in the top 4% for DOB complaints and top 3% for DOB violations.
Public records
- DOB complaints 38
- DOB violations 93
- HPD violations 0
- Bedbug reports 0
- 311 requests 0
- Residential units 0
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