Colorado Sales Tax Calculator
Add or remove Colorado sales tax from a price, using the state rate plus the average local rate.
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About the Colorado Sales Tax Calculator
This Colorado sales tax calculator adds sales tax to a price or removes it from a total. It starts with the average combined Colorado rate of 7.89% (state rate 2.90% plus average local rate). Change the rate to match your city or county.
How to use it
- Enter a price or a total.
- Keep the average combined rate or type your local rate.
- Choose add or remove sales tax and press Calculate sales tax.
Colorado sales tax rate in 2026
The Colorado state sales tax rate is 2.90%. Local governments add an average of 4.99%, for an average combined rate of 7.89%. Your exact rate depends on your city and county, so check the Colorado department of revenue for your address.
Source: Tax Foundation, 2026 state and local sales tax rates (as of July 1, 2026).
Colorado sales tax examples at 7.89%
| Price | Sales tax | Total |
|---|---|---|
| $10 | $0.79 | $10.79 |
| $25 | $1.97 | $26.97 |
| $50 | $3.94 | $53.95 |
| $100 | $7.89 | $107.89 |
| $250 | $19.73 | $269.72 |
| $500 | $39.45 | $539.45 |
| $1,000 | $78.90 | $1,078.90 |
How to calculate sales tax
Sales tax = price × rate. To remove tax from a total, divide the total by (1 + rate). For example, $108 at 8% includes $8 of tax on a $100 price.
Frequently asked questions
What is the sales tax in Colorado?
The Colorado state rate is 2.90%. With average local taxes the combined rate is about 7.89%. Your actual rate depends on your location.
Does Colorado have local sales tax?
Yes, local governments can add taxes. The average local rate is about 4.99%.
How do I calculate sales tax in Colorado?
Multiply the price by the sales tax rate, then add it to the price. The calculator above does it for you.
What is $100 with sales tax in Colorado?
At the average combined rate of 7.89%, $100 costs $107.89.
Where can I find my exact Colorado rate?
Use the Colorado department of revenue rate lookup tool for your address.
Last reviewed: November 2026. Rates are averages. Confirm your local rate with the state department of revenue.