# 639 South Gammon Road, Madison

Source page: https://checkyourplace.com/address/madison/639-south-gammon-road-madison

## Facts

- City: Madison
- Building type: retail
- 2026 conforming loan limit: $832,750 (FHFA, Dane County)
- EPA radon zone: 1 (highest potential)
- Sinkhole-prone ground: on karst terrain (USGS)
- Coordinates: 43.04776, -89.50267

Sourced directly from official city and county records.