North Dakota Sales Tax Rates: Williams County

North Dakota:

Williams County, North Dakota Sales Tax Rate 2025 Up to 8.5%

The Williams County Sales Tax is 1%

A county-wide sales tax rate of 1% is applicable to localities in Williams County, in addition to the 5% North Dakota sales tax.

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

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

Higher maximum sales tax than any other North Dakota counties
Higher maximum sales tax than 75% of counties nationwide

Last updated April 2025

Tax Rates By City in Williams County, North Dakota

The total sales tax rate in any given location can be broken down into state, county, city, and special district rates. North Dakota has a 5% sales tax and Williams County collects an additional 1%, so the minimum sales tax rate in Williams County is 6% (not including any city or special district taxes). This table shows the total sales tax rates for all cities and towns in Williams County, including all local taxes.

City	Sales Tax Rate	Tax Jurisdiction
Williston	8%	Williston
Tioga	8.5%	Tioga
Ray	8%	Ray
Alamo	6%	Alamo
Epping	6%	Epping
Mcgregor	6%	Williams
Trenton	6%	Williams
Wildrose	6%	Wildrose
Zahl	6%	Williams

North Dakota Sales Tax Rates by Zip Code:

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Williams County, North Dakota has a maximum sales tax rate of 8.5% and an approximate population of 17,250.

Sales tax rates in Williams County are determined by seven different tax jurisdictions, Alamo, Epping, Ray, Tioga, Wildrose, Williams and Williston.

Back to North Dakota Sales Tax Handbook Sales tax rates for Williams County are current as of April 2025