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Reverse Sales Tax Calculator

Reverse Sales Tax Calculator Spokane, WA

In Spokane, you're paying 8.9% combined sales tax on most purchases. Reverse that tax with this calculator to see what the item actually cost before tax.

Combined Rate8.9%
Washington State6.5%
Local Rate+2.4%
$
The final price you paid
%
Spokane, WA combined rate

Spokane Sales Tax Rate Details

The 8.9% combined rate in Spokane breaks down as follows:

Tax ComponentRate
Washington State Sales Tax6.5%
Local / County Tax (Spokane County)2.4%
Total Combined Rate8.9%

For authoritative Washington tax rate information, see the Washington Department of Revenue.

Reverse Tax Formula for Spokane

To find the pre-tax price on any Spokane purchase, divide the total by 1.0890:

Original Price = Total ÷ 1.0890

Example: $108.90 ÷ 1.0890 = $100.00

Example Calculations — Spokane

Total PaidOriginal PriceTax Amount
$50.00$45.91$4.09
$100.00$91.83$8.17
$250.00$229.57$20.43
$500.00$459.14$40.86

When to Use the Spokane Rate

Use 8.9% when you're making a purchase within Spokane city limits. Purchases made just outside the city may fall under a different county rate. When in doubt, check your receipt—the tax rate is usually printed there.

If you're calculating tax for an online purchase shipped to Spokane, the seller may be required to collect Washington sales tax at the applicable local rate.

Spokane Sales Tax – Common Questions

What is the sales tax rate in Spokane?

Spokane's combined sales tax rate is 8.9%, which includes Washington's 6.5% state tax plus 2.4% in local taxes.

How do I calculate the original price before tax in Spokane?

Divide the total by 1.0890. For example: if you paid $108.90, the original pre-tax price was $100.00.

How much sales tax would I pay on a $100 purchase in Spokane?

On a $100 pre-tax purchase in Spokane, you'd pay $8.90 in sales tax, for a total of $108.90.

Can I reverse sales tax for Spokane using just the rate?

Yes. The reverse sales tax formula is: Original Price = Total ÷ (1 + 8.9/100). Our calculator above does this automatically.

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