My Local Sales Tax
St Charles County, Missouri Sales Tax Rate
| Taxing Jurisdiction | Rate |
|---|---|
| Missouri State | 4.23% |
| St Charles County | 1.73% |
| Max City / Locality Rate | 4.5% |
| Combined Sales Tax: | 10.45% |
Components of the 10.45% St Charles County sales tax
The county-level sales tax rate in St Charles County is 1.73%, and all sales in St Charles County are also subject to the 4.23% Missouri sales tax. Cities, towns, and special districts within St Charles County collect additional local sales taxes, with a maximum sales tax rate in St Charles County of 10.45%. The total sales tax rates for all seventeen cities and towns within St Charles County are listed in the table below.
| City Name | Tax Rate | Population |
|---|---|---|
| Saint Peters, MO | 8.95% | 63,100 |
| O Fallon, MO | 8.95% | 41,200 |
| Saint Charles, MO | 8.95% | 39,600 |
| Saint Charles, MO | 9.95% | 38,000 |
| Saint Charles, MO | 9.95% | 36,500 |
| O Fallon, MO | 9.45% | 35,100 |
| Wentzville, MO † | 10.45% | 29,300 |
| Lake Saint Louis, MO | 8.95% | 16,600 |
| Foristell, MO | 9.48% | 5,500 |
| Defiance, MO | 7.95% | 3,300 |
| Augusta, MO † | 7.45% | 1,300 |
| Portage Des Sioux, MO † | 6.95% | 600 |
| Saint Charles, MO | 8.95% | 600 |
| West Alton, MO † | 6.95% | 500 |
| Flinthill, MO | 8.45% | 0 |
| New Melle, MO † | 7.95% | 0 |
| Cottleville, MO | 8.95% | 0 |
St Charles County Sales Tax Calculator
Sales Tax:
$10.45
Purchase Price + Tax:
$110.45
Protip: Print out a free 10.45% sales tax table for quick sales tax calculations!
Missouri Sales Tax Lookup By Zip Code
Look up sales tax rates in Missouri by ZIP code with the tool below. Note that ZIP codes in Missouri may cross multiple local sales tax jurisdictions.
Get downloadable Missouri sales tax rate spreadsheets for your business