Manhattan · Upper East Side-Carnegie Hill · Public building report

521 Park Avenue, Manhattan

521 Park Avenue is a 12-story, 29-unit mixed-use building in Upper East Side-Carnegie Hill. NYC public records show 11 DOB complaints, 23 DOB violations, 6 HPD violations and 7 bedbug filings associated with the building. The most recent DOB complaint was filed July 7, 2025. Public sale records were identified for 16 units.

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.

• 101 East 60 Street
• 103 East 60 Street
• 105 East 60 Street

This building is the 224th most valuable building in Upper East Side-Carnegie Hill and the 4,921st in New York. It ranks in the top 25% for DOB complaints, top 33% for DOB violations and top 34% for HPD violations.

This building has a clean bill of health with no bedbugs found across 7 filings over 7 years.

Public records

• DOB complaints 11
• DOB violations 23
• HPD violations 6
• Bedbug reports 7
• 311 requests 0
• Residential units 18 $83,890,000 last recorded sales