Illinois Sales Tax Rates: Johnson County

Illinois:

Johnson County, Illinois Sales Tax Rate 2026 Up to 8.5%

The Johnson County Sales Tax is 1.5%

A county-wide sales tax rate of 1.5% is applicable to localities in Johnson County, in addition to the 6.25% Illinois sales tax.

Some cities and local governments in Johnson County collect additional local sales taxes, which can be as high as 0.75%.

Here's how Johnson County's maximum sales tax rate of 8.5% compares to other counties around the United States:

Lower maximum sales tax than 52% of Illinois counties
Higher maximum sales tax than 72% of counties nationwide

Last updated June 2026

Tax Rates By City in Johnson County, Illinois

The total sales tax rate in any given location can be broken down into state, county, city, and special district rates. Illinois has a 6.25% sales tax and Johnson County collects an additional 1.5%, so the minimum sales tax rate in Johnson County is 7.75% (not including any city or special district taxes). This table shows the total sales tax rates for all cities and towns in Johnson County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Vienna	7.75%	Johnson
Goreville	8.5%	Union
Ozark	8%	Saline
Buncombe	8.5%	Union
Simpson	7.75%	Johnson
Grantsburg	7.75%	Johnson
Boles	7.75%	Johnson
Cypress	8.5%	Union
New Burnside	7.75%	Johnson

Illinois Sales Tax Rates by Zip Code:

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Johnson County, Illinois has a maximum sales tax rate of 8.5% and an approximate population of 8,822.

Sales tax rates in Johnson County are determined by three different tax jurisdictions, Johnson, Saline and Union.

Back to Illinois Sales Tax Handbook Sales tax rates for Johnson County are current as of June 2026