What is the sales tax in Williamson county? - The sales tax in Williamson county of Tennessee is 9.75% as of 2025. Use the Williamson sales tax calculator to calculate the sales tax for any purchase in Williamson.
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Below is a list of the sales tax rate for each county in Williamson.
| County | State | City | Zip Code | State Tax | City Tax | County Tax | Total Tax |
|---|---|---|---|---|---|---|---|
| Williamson | Tennessee | Arrington | 37014 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Texas | Austin | 78717 | 6.25% | 1% | 0% | 8.25% |
| Williamson | Texas | Bartlett | 76511 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Tennessee | Brentwood | 37027 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Illinois | Cambria | 62915 | 6.25% | 0% | 1% | 7.25% |
| Williamson | Illinois | Carterville | 62918 | 6.25% | 2.25% | 1% | 9.5% |
| Williamson | Texas | Cedar Park | 78613 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Tennessee | College Grove | 37046 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Illinois | Colp | 62921 | 6.25% | 0% | 1% | 7.25% |
| Williamson | Texas | Coupland | 78615 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Illinois | Creal Springs | 62922 | 6.25% | 2.25% | 1.5% | 10% |
| Williamson | Illinois | Energy | 62933 | 6.25% | 2% | 1% | 9.25% |
| Williamson | Tennessee | Fairview | 37062 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Texas | Florence | 76527 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Tennessee | Franklin | 37064 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Illinois | Freeman Spur | 62841 | 6.25% | 0% | 2% | 8.25% |
| Williamson | Texas | Georgetown | 78626 | 6.25% | 1% | 0% | 8.25% |
| Williamson | Texas | Granger | 76530 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Illinois | Herrin | 62948 | 6.25% | 2% | 1% | 9.25% |
| Williamson | Illinois | Hurst | 62949 | 6.25% | 1% | 1% | 8.25% |
| Williamson | Texas | Hutto | 78634 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Texas | Jarrell | 76537 | 6.25% | 1% | 0% | 8.25% |
| Williamson | Illinois | Johnston City | 62951 | 6.25% | 1.5% | 1% | 8.75% |
| Williamson | Texas | Leander | 78641 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Texas | Liberty Hill | 78642 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Illinois | Marion | 62959 | 6.25% | 2.25% | 1% | 9.5% |
| Williamson | Tennessee | Nolensville | 37135 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Illinois | Pittsburg | 62974 | 6.25% | 1% | 1% | 8.25% |
| Williamson | Tennessee | Primm Springs | 38476 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Texas | Round Rock | 78664 | 6.25% | 1.5% | 0% | 8.25% |
| Williamson | Texas | Schwertner | 76573 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Tennessee | Spring Hill | 37174 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Texas | Taylor | 76574 | 6.25% | 0% | 0% | 8.25% |
| Williamson | Tennessee | Thompsons Station | 37179 | 7% | 0% | 2.75% | 9.75% |
| Williamson | Texas | Thrall | 76578 | 6.25% | 0% | 0% | 8.25% |