Williamson County, IL
Williamson County Property Tax Rate
Effective tax rate: 1.71% — 0.24% below the state average.
Effective Tax Rate
1.71%
State avg: 1.95%
Median Taxes Paid
$2,490
per year
Median Home Value
$145,600
Average Cost Area
ZIP Codes in Williamson County
12 ZIP codes
628416290262915629186292162922629336294862949629516295962974