Manhattan Midtown South-Flatiron-Union Square Public building report
121 Madison Avenue, Manhattan
121 Madison Avenue is a 12-story, 111-unit mixed-use building in Midtown South-Flatiron-Union Square. NYC public records show 26 DOB complaints, 17 DOB violations, 30 HPD violations and 7 bedbug filings associated with the building. The most recent DOB complaint was filed December 23, 2025.
This building has 5 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.
- 23 East 30 Street
- 25 East 30 Street
- 119 Madison Avenue
- 123 Madison Avenue
- 125 Madison Avenue
This building ranks in the top 24% for DOB complaints, top 75% for DOB violations and top 8% for HPD violations.
This building does have a record of bedbugs, as recently as 2023.
Public records
- DOB complaints 26
- DOB violations 17
- HPD violations 30
- Bedbug reports 7
- 311 requests 0
- Residential units 0
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