Illinois sales tax rates by county
Illinois charges a 6.25% state sales tax. County-wide rates across its 102 counties run from 6.25% to 9.0%, and the highest rate found in any city or district is 11.5%, in Cook County. Pick a county for its breakdown and neighbors.
"Up to" is the highest combined rate found in a city or special district of the county; "—" means the county-wide rate applies throughout.
Rates as of Jan 2026. Source: EvvyTools US Sales Tax Rates by ZIP Code (2026). General rate on tangible goods; not tax advice. Verify with your state Department of Revenue before filing or pricing.