# 21 Thornycroft Avenue, Staten Island

Source page: https://checkyourplace.com/address/staten-island/21-thornycroft-avenue-staten-island

## Facts

- City: Staten Island
- Building type: detached
- FEMA flood zone: Zone X, outside the high-risk area
- 2026 conforming loan limit: $1,209,750 (FHFA, Richmond County)
- EPA radon zone: 3 (low potential)
- Coordinates: 40.53452, -74.14934

Sourced directly from official city and county records.