Ohio Sales Tax Rates: Mercer County

Ohio:

Mercer County, Ohio Sales Tax Rate 2026 Up to 7.25%

The Mercer County Sales Tax is 1.5%

A county-wide sales tax rate of 1.5% is applicable to localities in Mercer County, in addition to the 5.75% Ohio sales tax.

None of the cities or local governments within Mercer County collect additional local sales taxes.

Here's how Mercer County's maximum sales tax rate of 7.25% compares to other counties around the United States:

Higher maximum sales tax than 60% of Ohio counties
Lower maximum sales tax than 53% of counties nationwide

Last updated June 2026

Tax Rates By City in Mercer County, Ohio

The total sales tax rate in any given location can be broken down into state, county, city, and special district rates. Ohio has a 5.75% sales tax and Mercer County collects an additional 1.5%, so the minimum sales tax rate in Mercer County is 7.25% (not including any city or special district taxes). This table shows the total sales tax rates for all cities and towns in Mercer County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Celina	7.25%	Celina
Coldwater	7.25%	Coldwater
Fort Recovery	7.25%	Burkettsville
Saint Henry	7.25%	Saint Henry
Rockford	7.25%	Rockford
Maria Stein	7.25%	Darke
Mendon	7.25%	Mendon
Montezuma	7.25%	Montezuma
Chickasaw	7.25%	Chickasaw
Burkettsville	7.25%	Burkettsville

Ohio Sales Tax Rates by Zip Code:

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Mercer County, Ohio has a maximum sales tax rate of 7.25% and an approximate population of 34,865.

Sales tax rates in Mercer County are determined by nine different tax jurisdictions, Burkettsville, Celina, Chickasaw, Coldwater, Darke, Mendon, Montezuma, Rockford and Saint Henry.

Back to Ohio Sales Tax Handbook Sales tax rates for Mercer County are current as of June 2026