What is the sales tax in Rock Island city? - The sales tax in Rock Island city of Texas is 6.75% as of 2025. Use the Rock Island sales tax calculator to calculate the sales tax for any purchase in Rock Island.
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Below is a list of the state sales tax, city sales tax, and county tax rate for Rock Island.
| County | State | City | Zip Code | State Tax | City Tax | County Tax | Total Tax |
|---|---|---|---|---|---|---|---|
| Colorado | Texas | Rock Island | 77470 | 6.25% | 0% | 0.5% | 6.75% |