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78664 Sales Tax Rate

Round Rock, TX is in zip code 78664. The current (and Dec, 2020) total local sales tax rate in Round Rock, TX is 8.250%.

Sales Tax Breakdown

District	Rate
Texas State	6.250%
Williamson County	0.000%
Round Rock	2.000%
Total	8.250%

Round Rock Details

Round Rock, TX is in Williamson County. Round Rock is in the following zip codes: 78664, 78680, 78681, 78682, 78683.

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