Oklahoma Sales Tax Rates: Harmon County

Oklahoma:

Harmon County, Oklahoma Sales Tax Rate 2026 Up to 11.5%

The Harmon County Sales Tax is 4%

A county-wide sales tax rate of 4% is applicable to localities in Harmon County, in addition to the 4.5% Oklahoma sales tax.

Some cities and local governments in Harmon County collect additional local sales taxes, which can be as high as 3%.

Here's how Harmon County's maximum sales tax rate of 11.5% compares to other counties around the United States:

Higher maximum sales tax than 99% of Oklahoma counties
Higher maximum sales tax than 98% of counties nationwide

Last updated June 2026

Tax Rates By City in Harmon County, Oklahoma

The total sales tax rate in any given location can be broken down into state, county, city, and special district rates. Oklahoma has a 4.5% sales tax and Harmon County collects an additional 4%, so the minimum sales tax rate in Harmon County is 8.5% (not including any city or special district taxes). This table shows the total sales tax rates for all cities and towns in Harmon County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Hollis	11.5%	Hollis
Gould	10.5%	Gould
Vinson	8.5%	Harmon

Oklahoma Sales Tax Rates by Zip Code:

Need an updated list of Oklahoma sales tax rates for your business? Download our Oklahoma sales tax database!

Harmon County, Oklahoma has a maximum sales tax rate of 11.5% and an approximate population of 1,754.

Sales tax rates in Harmon County are determined by three different tax jurisdictions, Gould, Harmon and Hollis.

Back to Oklahoma Sales Tax Handbook Sales tax rates for Harmon County are current as of June 2026