Lamar, CO Sales Tax Rate 2026
The combined sales tax rate in Lamar, Colorado is 6.900%.
Lamar Sales Tax Breakdown
| Jurisdiction | Rate |
|---|---|
| Colorado State Sales Tax | 2.900% |
| County Sales Tax | 1.000% |
| City / Municipal Tax | 3.000% |
| Total Combined Rate | 6.900% |
Which County Is Lamar In?
Lamar falls within Prowers, Colorado. Prowers imposes a 1.000% county-level sales tax in addition to the Colorado state base rate.
Lamar ZIP Codes
The following ZIP codes are mapped to Lamar for sales tax purposes. All listed codes apply the 6.900% combined rate.
Nearby Tax Rates
Business Nexus in Colorado
Economic Nexus Threshold
FAQ: Lamar Sales Tax
Sales Tax Calculator
Using 6.900% rate for Lamar, CO
Rate applied: 6.900% combined
Colorado Department of Revenue
Filing Deadline: Returns generally due the 20th. File via Revenue Online (ROL) portal.