# 1643 Southwestern Drive, Allen

Source page: https://checkyourplace.com/address/allen/1643-southwestern-drive-allen

## Facts

- City: Allen
- Building type: terrace
- 2026 conforming loan limit: $832,750 (FHFA, Collin County)
- EPA radon zone: 2 (moderate potential)
- Sinkhole-prone ground: on karst terrain (USGS)
- Coordinates: 33.08585, -96.71411

Sourced directly from official city and county records.