Colorado Sales Tax Calculator
The Colorado state sales tax rate is 2.9%. Local county, city or district taxes can raise the combined rate you pay.
Pre-filled with the Colorado state rate only. Most locations add county, city or district tax — enter the combined rate from your receipt or the state department of revenue for an accurate total.
- Subtotal
- $100.00
- Sales tax (2.9%)
- $2.90
Tax = Price × Rate ÷ 100
Estimate only — not a legal tax determination. Product exemptions, shipping rules and local rounding can change the tax due.
Rate details: Colorado state rate 2.9% · Effective January 1, 2025 · Last checked January 1, 2025 · Source: State department of revenue published base rate (compiled) · Not independently verified — confirm with the state before relying on it.
Frequently asked questions
What is the sales tax rate in Colorado?
The Colorado state rate is 2.9% (as of January 1, 2025). Local jurisdictions may add their own rates, so the combined rate depends on the exact location.
How much is tax on $100 in Colorado?
At the 2.9% state rate, tax on $100 is $2.90 for a total of $102.90, before any local tax.
Where can I find the official rate?
The Colorado department of revenue publishes official state and local rates. Use that for filing or business compliance — this calculator gives estimates.