Wyoming Sales Tax Rates: Sweetwater County
Sweetwater County, Wyoming Sales Tax Rate 2025 Up to 6%
A county-wide sales tax rate of 2% is applicable to localities in Sweetwater County, in addition to the 4% Wyoming sales tax.
None of the cities or local governments within Sweetwater County collect additional local sales taxes.Here's how Sweetwater County's maximum sales tax rate of 6% compares to other counties around the United States:
- Higher maximum sales tax than 92% of Wyoming counties
- Lower maximum sales tax than 77% of counties nationwide
Tax Rates By City in Sweetwater County, Wyoming
The total sales tax rate in any given location can be broken down into state, county, city, and special district rates. Wyoming has a 4% sales tax and Sweetwater County collects an additional 2%, so the minimum sales tax rate in Sweetwater 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 Sweetwater County, including all local taxes.
| City | Sales Tax Rate | Tax Jurisdiction |
|---|---|---|
| Rock Springs | 6% | Rock Springs |
| Green River | 6% | Green River |
| Farson | 6% | Sweetwater |
| Bairoil | 6% | Bairoil |
| Superior | 6% | Superior |
| Reliance | 6% | Sweetwater |
| Point Of Rocks | 6% | Sweetwater |
| Mc Kinnon | 6% | Sweetwater |
| Little America | 6% | Sweetwater |
| Granger | 6% | Granger |
| Wamsutter | 6% | Wamsutter |
Wyoming Sales Tax Rates by Zip Code:
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Sweetwater County, Wyoming has a maximum sales tax rate of 6% and an approximate population of 35,623.
Sales tax rates in Sweetwater County are determined by seven different tax jurisdictions, Bairoil, Granger, Green River, Rock Springs, Superior, Sweetwater and Wamsutter.
Back to Wyoming Sales Tax Handbook Sales tax rates for Sweetwater County are current as of April 2025
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