Ohio Sales Tax Rates: Union County

Ohio:

Union County, Ohio Sales Tax Rate 2025 Up to 7.5%

The Union County Sales Tax is 1.5%

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

Some cities and local governments in Union County collect additional local sales taxes, which can be as high as 0.25%.

Here's how Union County's maximum sales tax rate of 7.5% compares to other counties around the United States:

Higher maximum sales tax than 77% of Ohio counties
Higher maximum sales tax than 52% of counties nationwide

Last updated January 2025

Tax Rates By City in Union 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 Union County collects an additional 1.5%, so the minimum sales tax rate in Union 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 Union County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Marysville	7%	Union
Plain City	7.5%	Franklin
Richwood	7.25%	Marion
West Mansfield	7.25%	West Mansfield
Milford Center	7.25%	Champaign
Raymond	7.25%	Logan
Irwin	7.25%	Champaign
Broadway	7%	Union
Marysville	7%	Marysville
Magnetic Springs	7%	Magnetic Springs
Unionville Center	7%	Unionville Center

Ohio Sales Tax Rates by Zip Code:

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Union County, Ohio has a maximum sales tax rate of 7.5% and an approximate population of 45,061.

Sales tax rates in Union County are determined by nine different tax jurisdictions, Champaign, Franklin, Logan, Magnetic Springs, Marion, Marysville, Union, Unionville Center and West Mansfield.

Back to Ohio Sales Tax Handbook Sales tax rates for Union County are current as of January 2025