Missouri Sales Tax Calculator
State rate: 4.225% — Calculate tax on any purchase
Calculate Missouri Sales Tax
Common Purchases in Missouri
Missouri Sales Tax Details
Missouri's state sales tax is 4.225%. With local taxes, combined rates range from 4.225% to about 11.988%. Kansas City is about 9.975%, St. Louis about 9.679%.
How to Calculate Missouri Sales Tax
Multiply the purchase price by 4.225% (or 0.0422). For a $100 purchase in Missouri: $100 × 0.0422 = $4.22 tax, for a total of $104.22.
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Missouri City Tax Rates
Click a city for a calculator pre-loaded with the combined state + local rate:
All State Sales Tax Rates
Missouri Planning Notes
Missouri shoppers usually care about more than the headline state rate. The base statewide rate is 4.225%, but the amount that actually shows up on a receipt can be higher when county, transit, stadium, or special district taxes are layered on top. That makes this page most useful as a starting point: check the statewide base, then compare it with the city examples listed below if you are estimating a purchase in a specific metro area.
When to Double-Check Missouri Sales Tax
It is smart to double-check the combined rate in Missouri before budgeting for appliances, renovation materials, business equipment, or any purchase where even a one-point rate change affects the final total. Small-ticket items do not usually move the needle much, but large purchases can vary enough to matter when you are comparing stores, buying across city lines, or deciding whether a delivery address changes what you owe.
For the best Missouri estimate, pair the statewide base rate on this page with the city-level examples that match where the purchase is happening. State policy may stay constant while local districts change the final total, so checking both layers gives you a stronger estimate for real-world budgeting.