4175 3 Avenue, The Bronx
A 1931 mixed residential and commercial building on 3 Avenue carrying 2.03 FAR of unused residential development rights on record under its M1-4/R7X zoning.
4175 3 Avenue is a mixed residential and commercial building in The Bronx, New York City (BBL 2029240036). The property is zoned M1-4/R7X, on a 2,400 sq ft lot, with 4 floors and 8 residential units. It was built in 1931. The lot is not inside a FEMA Special Flood Hazard Area.
Property facts
| BBL | 2029240036 |
|---|---|
| Borough | The Bronx — Community District 6 |
| Neighborhood | Tremont |
| ZIP code | 10457 |
| Zoning district | M1-4/R7X |
| Building class | S9 — mixed residential and commercial building (what’s a building class?) |
| Land use | 04 — Mixed residential & commercial buildings |
| Lot area | 2,400 sq ft |
| Floors | 4 |
| Residential units | 8 |
| Year built | 1931 |
| FAR | 2.97 built · 5 max residential · 2 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
No open violations on record for this lot.
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.