What is the sales tax for San Luis, Colorado? - The sales tax for San Luis, Colorado is 7.9% as of 2025. 7.9% is the combine sales tax from 2.9% of Colorado state sales tax, 3% of local sales tax, and 2% of Costilla county sales tax.
| State | Colorado | State Tax | 2.9% |
|---|---|---|---|
| City | San Luis | City Tax | 3% |
| County | Costilla | County Tax | 2% |
| Special Tax | 0% | ||
| Total Sales Tax | 7.9% | ||
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