3643 Broadway, Manhattan
A 1917 elevator apartment building on Broadway with 32 open violations on record across city enforcement files.
3643 Broadway is an elevator apartment building in Manhattan, New York City (BBL 1020970027). The property is zoned R8, on a 15,000 sq ft lot, with 10 floors and 92 residential units. It was built in 1917. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 32 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 1020970027 |
|---|---|
| Borough | Manhattan — Community District 9 |
| Neighborhood | Hamilton Heights-Sugar Hill |
| ZIP code | 10031 |
| Zoning district | R8 |
| Building class | D6 — elevator apartment building (what’s a building class?) |
| Land use | 04 — Mixed residential & commercial buildings |
| Lot area | 15,000 sq ft |
| Floors | 10 |
| Residential units | 92 |
| Year built | 1917 |
| FAR | 8.22 built · 6.02 max residential · 0 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 6 open Department of Buildings violations
- 3 open ECB (OATH) violations — $3,125 in penalties due
- 23 open Housing Preservation & Development violations
- Façade safety filing status: SWARMP (latest filing 2021-10-01)
Violation counts as of 2026-07-05.
Absence of a record means none on file in NYC municipal records — not a certification of compliance.
The complete dossier also covers:
- Buildable floor area (residential & commercial)
- Recorded ownership & last sale
- Recorded mortgages & open debt stack
- LL97 carbon exposure by compliance period
- Flood coverage percentage & base flood elevation
- Climate projections for this lot
- Open permits & construction pipeline
- Distress signal convergence
- Air rights & transferable development rights
- Comparable sales (Pro)
Run a free lookupFree account — no card required
See plans & the one-time dossierWatch this propertyAlerts on new permits, violations & sales
Nearby on this block
Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.