Texas · rates vary by city
Williamson County sales tax rates
Williamson County has no single rate: local taxes differ between the places inside it, so the Comptroller publishes one line for each.They run from 7.25% to 8.25%. Pick yours below.
Every rate in Williamson County
All 18 places the Comptroller lists inside the county, cities first. Linked names have a page of their own.
Austin 8.25%
Bartlett 8.25%
Cedar Park 8.25%Coupland 8.25%
Florence 8.25%
Georgetown 8.25%
Granger 8%
Hutto 8.25%
Jarrell 8.25%
Leander 8.25%Liberty Hill 8.25%
Pflugerville 8.25%Round Rock 8.25%Taylor 8.25%
Thorndale 7.75%
Thrall 8.25%
Weir 8.25%
Jollyville 7.25%
Frequently asked
- What is the sales tax rate in Williamson County?
- Williamson County does not have one rate. The Comptroller lists a separate rate for each city and area inside it, from 7.25% to 8.25%, because local taxes differ across the county. Pick a place below.
Source for this rate
- Texas Comptroller — City Sales and Use Tax rates (effective 2026-07-01)
- Comptroller Sales Tax Rate Locator — the rate for one exact address
Rates effective July 1, 2026; table opened 2026-09-02. Rates follow jurisdiction boundaries, not ZIP codes. Estimates only — not tax advice, and not affiliated with the Comptroller.