Brooklyn · Prospect Heights · Public building report

521 Dean Street, Brooklyn

521 Dean Street is a 10-unit residential co-op in Prospect Heights. NYC public records show 7 DOB complaints, 5 DOB violations, 5 HPD violations and 7 bedbug filings associated with the building. The most recent DOB complaint was filed December 3, 2025. Public sale records were identified for 8 units.

This building is the 108th most valuable building in Prospect Heights and the 20,643rd in New York. It ranks in the top 18% for DOB complaints, top 28% for DOB violations and top 47% for HPD violations.

This building has a clean bill of health with no bedbugs found across 7 filings over 6 years.

Public records

• DOB complaints 7
• DOB violations 5
• HPD violations 5
• Bedbug reports 7
• 311 requests 0
• Residential units 8 $6,650,000 last recorded sales