St. Clair County property record offices
Assessor, Recorder, Treasurer and GIS / Mapping offices for St. Clair County, Illinois, with a link to each office's official website or records search.
St. Clair County Assessor
Phone: (618) 825-2704
St. Clair County Recorder
St. Clair County Treasurer
Phone: (618) 825-2707
St. Clair County GIS / Mapping
St. Clair County 2026 loan limits
1 unit: conforming $832,750, FHA $541,287
2 units: conforming $1,066,250, FHA $693,050
3 units: conforming $1,288,800, FHA $837,700
4 units: conforming $1,601,750, FHA $1,041,125
Metro area: ST. LOUIS, MO-IL. Median price: $370,000