# 809 Zaininger Avenue, Naperville

Source page: https://checkyourplace.com/address/naperville/809-zaininger-avenue-naperville

## Facts

- City: Naperville
- Building type: house
- 2026 conforming loan limit: $832,750 (FHFA, DuPage County)
- EPA radon zone: 1 (highest potential)
- Sinkhole-prone ground: on karst terrain (USGS)
- Coordinates: 41.78797, -88.16347

Sourced directly from official city and county records.