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Verified April 2026

Illinois Sales Tax Rates: 2026 County Guide

Complete sales tax breakdown for all 93 counties in Illinois. Select a county to see city-level rates and How-To guides.

Rates verified: March 2026
Combined Rate 9.000%
State6.300%

Illinois Base State Tax Rate

Jurisdiction Rate
Illinois State Sales Tax 6.300%
Total Combined Rate 9.000%

Economic Nexus Threshold

If your business exceeds $100,000 in annual Illinois sales or 200 transactions, you must register and collect sales tax — even from out of state.

Avg Local Tax Rate

The average combined local tax rate across Illinois is 2.70%. The highest local rate is 4.80%.

All 93 Illinois Counties

Adams

6.800%
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Alexander

7.200%
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Bond

7.500%
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Boone

8.800%
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Brown

7.700%
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Bureau

7.900%
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Calhoun

8.200%
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Carroll

7.300%
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Cass

8.300%
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Champaign

7.900%
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Christian

7.500%
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Clark

7.700%
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Clay

7.400%
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Clinton

6.300%
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Coles

7.600%
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Cook

9.800%
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Crawford

6.800%
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Cumberland

7.300%
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De Witt

6.900%
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DeKalb

7.200%
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Douglas

7.600%
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DuPage

8.500%
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Edgar

8.300%
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Edwards

7.500%
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Effingham

7.300%
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Fayette

7.500%
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Ford

7.000%
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Franklin

8.700%
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Gallatin

7.600%
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Greene

7.600%
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Grundy

6.600%
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Hancock

7.000%
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Hardin

8.300%
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Henderson

7.400%
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Iroquois

6.600%
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Jackson

7.700%
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Jasper

7.300%
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Jefferson

7.400%
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Jersey

8.700%
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Jo Daviess

7.500%
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Johnson

8.100%
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Kane

8.200%
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Kankakee

7.400%
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Kendall

8.100%
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Knox

8.100%
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Lake

7.900%
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LaSalle

7.100%
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Lawrence

7.300%
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Lee

7.800%
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Livingston

7.500%
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Logan

8.400%
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Macoupin

7.400%
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Marion

7.700%
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Mason

7.500%
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Massac

7.300%
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McDonough

8.100%
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McHenry

8.100%
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McLean

7.800%
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Menard

8.300%
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Mercer

7.600%
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Monroe

7.600%
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Montgomery

7.700%
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Morgan

7.600%
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Moultrie

7.300%
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Ogle

6.700%
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Peoria

8.700%
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Perry

8.200%
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Piatt

7.600%
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Pike

7.800%
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Pope

7.800%
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Pulaski

6.600%
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Putnam

6.500%
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Randolph

7.500%
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Richland

7.800%
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Rock Island

8.000%
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Saline

8.100%
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Sangamon

7.900%
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Schuyler

8.300%
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Scott

7.300%
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Shelby

7.500%
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St. Clair

8.400%
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Stark

7.600%
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Stephenson

7.100%
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Tazewell

7.900%
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Union

8.800%
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Vermilion

7.200%
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Wabash

7.300%
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Washington

6.900%
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White

7.700%
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Whiteside

7.900%
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Will

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Williamson

8.800%
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Woodford

8.300%
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Sales Tax Calculator

Using 9.000% rate for Illinois

$
Tax Amount $0.00
Total with Tax $100.00

Rate applied: 9.000% combined