Missouri Sales Tax Calculator (2026)
The Missouri sales tax rate is 4.225% at the state level. Adding the 4.22% average local rate gives a combined 8.44%. On a $100 purchase that is about $8.44 in tax, for $108.44 total. Enter any amount below.
What is the Missouri sales tax rate in 2026?
The Missouri state rate is 4.225%. With an average local rate of 4.22%, the combined average is 8.44%.
How much tax on a $100 purchase?
About $8.44 at the combined 8.44% rate. Your $100 item costs roughly $108.44.
Where does Missouri rank nationally?
Missouri ranks #12 of 47 taxing states by combined rate. That is 0.91% above the 7.53% US average.
Are local rates included?
Yes. This calculator uses the state rate plus the population-weighted average local rate. Your exact city or county rate may differ.
How does sales tax work in Missouri?
Missouri charges a 4.225% state sales tax on most retail goods. Many cities and counties add a local tax on top. The population-weighted average local rate is 4.22%.
That brings the typical combined rate to 8.44%. Your real rate depends on the exact city or county. The calculator above uses the state plus average local rate.
What does Missouri sales tax cost on common purchases?
| Purchase | State (4.225%) | Avg local (4.22%) | Total tax | You pay |
|---|---|---|---|---|
| $100 | $4.23 | $4.22 | $8.44 | $108.44 |
| $1,000 | $42.25 | $42.20 | $84.40 | $1,084.40 |
| $30,000 car | $1,267.50 | $1,266.00 | $2,532.00 | $32,532.00 |
How do you calculate Missouri sales tax by hand?
- Take the pre-tax price of your item.
- Multiply it by the combined rate of 8.44% (4.225% state + 4.22% local).
- Add that tax to the price to get your total.
- To reverse it, divide the total by 1.0844.
How is car and vehicle sales tax handled in Missouri?
Vehicles are generally taxed at the same 8.44% combined rate, applied to the purchase price. A $30,000 car costs about $2,532.00 in tax. Trade-in credits and county rules can change the figure.
How do you remove sales tax from a total (reverse calculation)?
Switch the calculator to reverse mode. It divides the tax-included total by 1.0844 to recover the pre-tax price. This is how you find the base price on a receipt.