80503 Sales Tax
What is the sales tax for 80503 Longmont, Colorado? - The sales tax for 80503 Longmont, Colorado is 9.185% as of 2025. 9.185% is the combine sales tax from 2.9% of Colorado state sales tax, 4% of local sales tax, and 1.185% of Boulder county sales tax.
| Zip Code | 80503 | ||
|---|---|---|---|
| State | Colorado | State Tax | 2.9% |
| City | Longmont | City Tax | 4% |
| County | Boulder | County Tax | 1.185% |
| Special Tax | 1.1% | ||
| Total Sales Tax | 9.185% | ||
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