Manhattan · Midtown South-Flatiron-Union Square · Public building report

45 West 21 Street, Manhattan

45 West 21 Street is a 6-story, 23-unit office building in Midtown South-Flatiron-Union Square. NYC public records show 43 DOB complaints and 43 DOB violations associated with the building. The most recent DOB complaint was filed May 11, 2026.

This building has 3 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.

• 47 West 21 Street
• 49 West 21 Street
• 51 West 21 Street

This building ranks in the top 11% for DOB complaints and top 44% for DOB violations.

Public records

• DOB complaints 43
• DOB violations 43
• HPD violations 0
• Bedbug reports 0
• 311 requests 0
• Residential units 0