Wheaton, MO Sales Tax Rate
The combined sales tax rate in Wheaton, Missouri is 9.1% (4.225% state, 2% county and 2.875% city). Calculate the sales tax on any purchase in Wheaton. Rates effective October 2026.
- State tax
- 4.225%
- County tax (Barry)
- 2%
- City tax (Wheaton)
- 2.875%
- Special district tax
- 0%
- Combined rate
- 9.1%