937 Union Street, Brooklyn
A condominium on Union Street built in 2003, zoned R8X on a 4,500 sq ft lot.
937 Union Street is a condominium in Brooklyn, New York City (BBL 3010647501). The property is zoned R8X, on a 4,500 sq ft lot, with 16 floors and 22 residential units. It was built in 2003. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 2 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3010647501 |
|---|---|
| Borough | Brooklyn — Community District 6 |
| Neighborhood | Park Slope |
| Zoning district | R8X |
| Building class | R4 — condominium (what’s a building class?) |
| Land use | 03 — Multi-family elevator buildings |
| Lot area | 4,500 sq ft |
| Floors | 16 |
| Residential units | 22 |
| Year built | 2003 |
| FAR | 7.9 built · 6.02 max residential · 0 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 2 open Department of Buildings violations
- 0 open ECB (OATH) violations
- 0 open Housing Preservation & Development violations
- Façade safety filing status: SWARMP (latest filing 2022-02-18)
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)
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Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.