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Wyoming Out-the-Door Car Price Calculator

Get your real Wyoming total — 4% state tax plus county surtax, and a separate, value-based County Fee most buyers don't expect.

Wyoming's Real Cost Includes a Second, Value-Based Fee Beyond the Tax

Wyoming charges a 4% state sales tax on vehicles, and counties can add a local surtax of up to 5% more, for a possible combined rate as high as 9% — though the statewide average combined rate is closer to 5.47%. This part functions like most states' sales tax systems.

What catches buyers off guard is the separate County Fee, charged at registration on top of the sales tax: it's equal to 3% of the vehicle's depreciated factory value, starting at 60% of that value in year one and declining to 15% by year six and beyond. This fee formula is set uniformly by state law and applies the same way in all 23 counties — only the sales tax rate itself varies by county.

Because the County Fee is value-based and recalculated using a declining depreciation schedule, it functions similarly to Arizona's VLT or Utah's Uniform Fee — a genuine, ongoing annual cost tied to how much the vehicle was originally worth, not just a flat registration sticker price.

Wyoming Fee Breakdown

Fee Type	Amount	Notes
State Sales Tax	4%	Applies statewide before county surtax
County Surtax	Up to 5%	Statewide average combined rate is ~5.47%
Title Fee	$19	One-time fee to transfer ownership
County Fee	3% of depreciated factory value	Set by state law, uniform in all 23 counties; declines with vehicle age
Dealer Doc Fee	No statutory cap	Average around $495

How Wyoming's County Fee Declines With Vehicle Age

Vehicle Age	Factory Value Used for Fee Calculation
Year 1 (new)	60% of factory value
Years 2–5	Declining percentage each year
Year 6 and beyond	15% of factory value (floor)

The County Fee is 3% of whatever depreciated value applies for that vehicle year — so it's highest when the vehicle is new and settles at its lowest rate by year six.

Frequently Asked Questions

What is the car sales tax in Wyoming?

Wyoming charges a 4% state sales tax, and counties can add up to 5% more in local surtax, for a possible combined rate up to 9%. The statewide average combined rate is about 5.47%.

What is Wyoming's County Fee?

A separate annual fee charged at registration, equal to 3% of the vehicle's depreciated factory value. It starts at 60% of that value in year one and declines to a 15% floor by year six — set uniformly by state law in all 23 counties.

Is the County Fee the same as sales tax in Wyoming?

No. Sales tax is a one-time charge at purchase (4% + county surtax). The County Fee is a separate, ongoing annual charge tied to the vehicle's depreciated value, paid at registration.

Is there a doc fee cap in Wyoming?

No. Wyoming does not cap dealer documentation fees by statute. The average doc fee is around $495.

Does Wyoming tax trade-ins?

Yes. Your trade-in value is subtracted from the purchase price before the combined state-and-county sales tax is calculated, lowering your total proportionally.

See Your Exact Wyoming OTD Price

Enter your vehicle price, trade-in, and doc fee above for your precise total.

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