# 4 Brown Stone Drive, Plano

Source page: https://checkyourplace.com/address/plano/4-brown-stone-drive-plano

## Facts

- City: Plano
- 2026 conforming loan limit: $832,750 (FHFA, Collin County)
- EPA radon zone: 2 (moderate potential)
- Sinkhole-prone ground: on karst terrain (USGS)
- Coordinates: 33.06034, -96.68691

Sourced directly from official city and county records.