How Denver's 8.81% rate is built
Colorado's 2.90% state base is the lowest in the US, but Denver is a home-rule, self-collected city: 4.81% city + 1.00% RTD + 0.10% cultural district — sellers file separately with the city and the state.
What you pay in Denver — worked examples
| Purchase | Tax at 8.81% | Total |
|---|---|---|
| $25 | $2.20 | $27.20 |
| $100 | $8.81 | $108.81 |
| $500 | $44.05 | $544.05 |
| $1,000 | $88.10 | $1088.10 |
| $10,000 | $881.00 | $10881.00 |
Denver vs the Colorado average
The average combined rate across Colorado is about 7.81%, so Denver at 8.81% is above the state norm by roughly 1 percentage points. On a $30,000 car (where vehicle tax rules allow the general rate), that gap alone is about $300 — one reason big purchases are planned around exact addresses, not state averages.
Denver vs other major US cities
Denver is the Colorado city we track in detail. Against the extremes of the 30-city dataset:
| City | Combined rate | Tax on $1,000 |
|---|---|---|
| Denver (this page) | 8.81% | $88.10 |
| Seattle — among the highest | 10.35% | $103.50 |
| Chicago — among the highest | 10.25% | $102.50 |
| Portland — among the lowest | 0% | $0.00 |
| Louisville — among the lowest | 6% | $60.00 |
| Average of the 30 tracked cities | 7.93% | $79.30 |
What this means in Denver
The rate bites hardest on large, planned purchases. At 8.81%, a $10,000 purchase carries $881.00 of tax — $100.00 more than the same purchase at the Colorado average rate of 7.81%, and $220.00 more than at the all-state average of 6.61%. On everyday spending the difference is cents; on vehicles, appliances and furniture it decides where people choose to buy.
Day-to-day, the grocery exemption keeps the weekly food shop outside this rate in Colorado — the 8.81% applies to general merchandise, electronics and prepared food. Budget the rate into non-food spending, not the food bill.
Calculate with your exact rate
District boundaries inside Denver can shift the rate street by street. For an exact figure — or to extract tax from a tax-inclusive total — use the full calculator with your precise local rate: