Missouri Sales Tax Calculator
Add Missouri sales tax to a price to find the tax and total. The rate defaults to the 4.225% state rate, adjust it for your local rate.
- Free
- No sign-up
Enter an amount and rate to see the sales tax and total.
Worked example
With these example inputs:
- Pre-tax amount$100
- Sales tax rate4.225%
Total with tax: $104.23
- Sales tax$4.23
- As a share of the total4.05%
- If the first figure were 10% higher$114.65
Frequently asked questions
What is the Missouri sales tax rate?
Missouri's state sales tax rate is 4.225%. Cities, counties and special districts add local rates, so combined rates often range from about 6% to over 9%.
Why is the state rate so low?
Missouri's 4.225% is one of the lower state base rates, but heavy local add-ons mean the rate you actually pay is usually much higher. Enter your combined local rate for accuracy.