NYC building lookup
Search by address, owner name or BBL. Every page shows the building's housing violations, owner, size and value, straight from NYC Open Data.
Housing violations by borough
Every HPD violation on record, split by severity. Class C means immediately hazardous: no heat, lead paint, rats.
- Manhattan
Class C522,143 · 24%Class B1,041,238 · 48%Class A588,865 · 27% - Brooklyn
Class C906,927 · 21%Class B1,954,239 · 46%Class A1,398,820 · 33% - Queens
Class C269,742 · 20%Class B568,227 · 42%Class A527,107 · 39% - Bronx
Class C877,801 · 26%Class B1,645,254 · 49%Class A816,611 · 24% - Staten Island
Class C35,052 · 19%Class B96,579 · 51%Class A56,812 · 30%
Class A here includes a small number of informational (Class I) orders.
Most-violated buildings
Top 100 →- 1735 Lincoln AvenueBrooklyn18,670
- 2141 Beach 56 PlaceQueens10,191
- 340 Richman PlazaBronx9,621
- 435 Holland AvenueStaten Island7,492
- 51936 East Tremont AvenueBronx7,338
- 62856 Bronx Park EastBronx7,198
- 71680 Bedford AvenueBrooklyn6,940
- 8240 Park Hill AvenueStaten Island6,740
- 9100 Alcott PlaceBronx6,669
- 10210 West 150 StreetManhattan6,338
Recent sales
All sales →- 110 Mercer Street, 4Soho · Aug 31, 2026$5.2M
- 24 West 9th Street, 4dGreenwich Village-Central · Aug 31, 2026$3.1M
- 50 Bridge Park Drive, 20eBrooklyn Heights · Aug 31, 2026$2M
- 260 North 9 Street, 7aWilliamsburg-North · Aug 31, 2026$1.8M
- 260 North 9 Street, G5Williamsburg-North · Aug 31, 2026$1.8M
- 301 West 53rd Street, 9kMidtown West · Aug 31, 2026$1.7M
- 3131 Fairfield AvenueRiverdale · Aug 31, 2026$1.5M
- 17-10 Brookhaven AvenueFar Rockaway · Aug 31, 2026$1.4M
Explore the data
Most-violated buildings
The 100 buildings with the most HPD violations, by borough.
Latest violations
New HPD violations as inspectors issue them, filterable by class.
Property sales
Recorded sales from the Department of Finance.
Neighborhoods
Housing conditions in all 202 NYC neighborhoods, compared.
Community districts
Violations, 311 complaints and heat complaints for all 59 districts.
Council districts
Housing conditions in each of the 51 City Council districts.
Data reports
Charts and analysis built from NYC Open Data.
Advanced search
Find buildings by address, owner, borough or ZIP code.