What is the sales tax for Niangua, Missouri? - The sales tax for Niangua, Missouri is 7.808% as of 2026. 7.808% is the combine sales tax from 4.225% of Missouri state sales tax, 1.5% of local sales tax, and 2.083% of Webster county sales tax.
| State | Missouri | State Tax | 4.225% |
|---|---|---|---|
| City | Niangua | City Tax | 1.5% |
| County | Webster | County Tax | 2.083% |
| Special Tax | 0% | ||
| Total Sales Tax | 7.808% | ||
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