Wyoming Car Sales Tax Calculator
Calculate exact taxes, fees, and total costs for vehicle purchases across all 23 Wyoming counties
Provided by 24car-repair.com – Your trusted automotive resource since 2015
1. Wyoming Car Sales Tax Calculator
Our advanced calculator provides precise estimates for vehicle purchases in Wyoming, accounting for state tax, county taxes, title fees, and trade-in deductions. All calculations adhere to Wyoming Department of Revenue guidelines.
2. How Wyoming Car Sales Tax Works
Wyoming’s vehicle tax structure consists of two primary components: a mandatory state sales tax and optional county-specific taxes. Unlike many states, Wyoming does not have a state income tax, making sales tax a significant revenue source.
2.1 State Sales Tax Details
The Wyoming state sales tax rate for vehicles is fixed at 4% of the taxable purchase amount. This rate applies uniformly across all 23 counties and is non-negotiable. The state tax is calculated on the net purchase price after trade-in deductions.
State Tax Calculation Formula:
State Tax = (Purchase Price – Trade-In Value) × 4%
For example, a $30,000 vehicle with a $5,000 trade-in would have a state tax of ($30,000 – $5,000) × 0.04 = $1,000.
2.2 County Sales Tax Variations
Wyoming counties can impose additional sales taxes ranging from 0% to 3%. These funds typically support local infrastructure, education, and municipal services. The combined state and county tax rate determines your total sales tax liability.
| Tax Rate Category | Total Tax Rate | Counties Included | Example Cities |
|---|---|---|---|
| Low Rate | 4.0% – 5.0% | 15 counties | Casper, Cody, Lander |
| Medium Rate | 6.0% | 7 counties | Cheyenne, Gillette, Sheridan |
| High Rate | 7.0% | 1 county | Jackson (Teton County) |
3. Complete Wyoming County Tax Rates
The following table shows the exact sales tax rates for all 23 Wyoming counties as of January 2026. Rates are subject to change by county resolution.
| County | County Seat | State Tax | County Tax | Total Rate | Population |
|---|---|---|---|---|---|
| Albany | Laramie | 4.0% | 1.0% | 5.0% | 37,600 |
| Campbell | Gillette | 4.0% | 2.0% | 6.0% | 48,400 |
| Carbon | Rawlins | 4.0% | 1.0% | 5.0% | 14,900 |
| Laramie | Cheyenne | 4.0% | 2.0% | 6.0% | 100,500 |
| Natrona | Casper | 4.0% | 1.0% | 5.0% | 79,100 |
| Sheridan | Sheridan | 4.0% | 2.0% | 6.0% | 30,900 |
| Sweetwater | Rock Springs | 4.0% | 1.0% | 5.0% | 42,300 |
| Teton | Jackson | 4.0% | 3.0% | 7.0% | 23,300 |
| Uinta | Evanston | 4.0% | 1.0% | 5.0% | 20,500 |
