Missouri Sales Tax Calculator 2026 – Rate 8.45% (State 4.225%)
Calculate sales tax in Missouri instantly. The Missouri state sales tax rate is 4.23%; with the average local (city and county) rate of 4.22% added, the typical combined rate is 8.45% (2026 figures). Enter a price below to see the tax and total.
Missouri Sales Tax Calculator
State rate 4.23% + average local 4.22% = 8.45%
Rates from Tax Foundation 2026 data. Your exact city or county rate may differ – use the custom rate box with the rate on a local receipt.
Missouri sales tax rate in 2026
The statewide rate is 4.23%. Local governments add an average of 4.22%, for an average combined rate of 8.45%. Local taxes in Missouri are almost as large as the state tax; shoppers in St. Louis and Kansas City typically pay 9% to 10% or more.
How to calculate Missouri sales tax
Sales tax = price × (rate ÷ 100). On a $100 purchase at the 8.45% average combined rate, the tax is $8.45 and the total is $108.45. To find the pre-tax price from a total, divide the total by (1 + rate ÷ 100).
Missouri sales tax examples
| Price | State tax (4.23%) | Avg. combined tax (8.45%) | Total (combined) |
|---|---|---|---|
| $10 | $0.42 | $0.85 | $10.85 |
| $25 | $1.06 | $2.11 | $27.11 |
| $50 | $2.12 | $4.23 | $54.23 |
| $100 | $4.23 | $8.45 | $108.45 |
| $250 | $10.58 | $21.13 | $271.13 |
| $500 | $21.15 | $42.25 | $542.25 |
| $1,000 | $42.30 | $84.50 | $1,084.50 |
| $5,000 | $211.50 | $422.50 | $5,422.50 |
What is exempt from sales tax in Missouri?
Groceries are taxed at a reduced state rate of 1.225% (plus local tax) instead of the full rate; prescription drugs are exempt. Rules change, so confirm with the Missouri Department of Revenue before relying on an exemption.
Frequently asked questions
Do I pay Missouri sales tax on online orders? Yes – retailers that ship to Missouri generally must collect tax at the rate for your delivery address. Is there sales tax on cars in Missouri? Vehicle purchases are taxed, often under separate rules and rates; use our auto loan calculator to include it in your payment. Need another state? Use the all-states sales tax calculator.
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