Illinois Sales Tax Rates: Adams County

Illinois:

Adams County, Illinois Sales Tax Rate 2025 Up to 9%

The Adams County Sales Tax is 0.25%

A county-wide sales tax rate of 0.25% is applicable to localities in Adams County, in addition to the 6.25% Illinois sales tax.

Some cities and local governments in Adams County collect additional local sales taxes, which can be as high as 2.5%.

Here's how Adams County's maximum sales tax rate of 9% compares to other counties around the United States:

Higher maximum sales tax than 70% of Illinois counties
Higher maximum sales tax than 80% of counties nationwide

Last updated January 2025

Tax Rates By City in Adams 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 Adams County collects an additional 0.25%, so the minimum sales tax rate in Adams County is 6.5% (not including any city or special district taxes). This table shows the total sales tax rates for all cities and towns in Adams County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Quincy	9%	Quincy
Liberty	6.5%	Adams
Camp Point	6.5%	Adams
Mendon	6.5%	Adams
Payson	6.5%	Adams
Fowler	6.5%	Adams
Clayton	7.5%	Brown
Ursa	6.5%	Adams
Golden	6.5%	Adams
Loraine	6.5%	Adams
Plainville	6.5%	Adams
Lima	6.5%	Adams
Paloma	6.5%	Adams
Coatsburg	6.5%	Adams
La Prairie	8.25%	Schuyler

Illinois Sales Tax Rates by Zip Code:

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Adams County, Illinois has a maximum sales tax rate of 9% and an approximate population of 54,896.

Sales tax rates in Adams County are determined by four different tax jurisdictions, Adams, Brown, Quincy and Schuyler.

Back to Illinois Sales Tax Handbook Sales tax rates for Adams County are current as of January 2025