21 Asch Loop, The Bronx
A government building on Asch Loop carrying 1.65 FAR of unused residential development rights on record on a 10,625 sq ft lot, zoned R6.
21 Asch Loop is a government building in The Bronx, New York City (BBL 2051410103). The property is zoned R6, on a 10,625 sq ft lot, with 2 floors. It was built in 1973. The lot is not inside a FEMA Special Flood Hazard Area.
Property facts
| BBL | 2051410103 |
|---|---|
| Borough | The Bronx — Community District 10 |
| Neighborhood | Co-op City |
| ZIP code | 10475 |
| Zoning district | R6 |
| Building class | Y1 — government building (what’s a building class?) |
| Land use | 08 — Public facilities & institutions |
| Lot area | 10,625 sq ft |
| Floors | 2 |
| Residential units | 0 |
| Year built | 1973 |
| FAR | 0.78 built · 2.43 max residential · 0 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.