# 4219-4221 South Union Avenue, Chicago

Source page: https://checkyourplace.com/address/chicago/4219-4221-south-union-avenue-chicago

## Facts

- City: Chicago
- 2026 conforming loan limit: $832,750 (FHFA, Cook County)
- EPA radon zone: 2 (moderate potential)
- Sinkhole-prone ground: on karst terrain (USGS)
- Coordinates: 41.81697, -87.64304

Sourced directly from official city and county records.