What is the sales tax in zip code 77493? - The sales tax in zip code 77493 in Katy, Texas is 8.25% as of 2025. Use the 77493 sales tax rate calculator to calculate the sales tax for any purchase in 77493.
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Below is a list of the state sales tax, city sales tax, and county tax rate for .
| County | State | City | Zip Code | State Tax | City Tax | County Tax | Total Tax |
|---|---|---|---|---|---|---|---|
| Harris | Texas | Katy | 77493 | 6.25% | 0% | 0% | 8.25% |