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Aurora, CO vs Denver, CO: sales tax compared

Quick answer

Denver, CO is the higher-tax metro at 8.81%, versus 8% in Aurora, CO. The 0.81% gap works out to $0.81 on a $100 purchase, $8.10 on $1,000 and $202.50 on a $25,000 purchase.

Rate gap
0.81%Percentage points, combined rate
Extra tax on $1,000
$8.10Paid in Denver
Extra tax on $25,000
$202.50Vehicle-sized purchase

Aurora, CO

Arapahoe County

Components estimated

8%

Combined rate · ranked #44 of 94 covered metros

Sales tax rate composition for Aurora, CO: 2.9% Colorado state, 0.25% Arapahoe County, 3.75% City of Aurora, 1.1% RTD and cultural districts, totalling 8%.
Jurisdiction breakdown for Aurora
LevelJurisdictionRate
stateColorado state2.9%
countyArapahoe County0.25%
cityCity of Aurora3.75%
special districtRTD and cultural districts1.1%
Population
395,052
Median household income
$84,156

Aurora spans three counties — Arapahoe, Adams and Douglas — so the county component depends on which side of the city line an address sits.

Source: Colorado Department of Revenue · rates as published for 2026-01-01

Full Aurora sales tax page

Denver, CO

Denver County

Verified against state table

8.81%

Combined rate · ranked #20 of 94 covered metros

Sales tax rate composition for Denver, CO: 2.9% Colorado state, 4.81% City and County of Denver, 1% Regional Transportation District (RTD), 0.1% Scientific and Cultural Facilities District, totalling 8.81%.
Jurisdiction breakdown for Denver
LevelJurisdictionRate
stateColorado state2.9%
cityCity and County of Denver4.81%
special districtRegional Transportation District (RTD)1%
special districtScientific and Cultural Facilities District0.1%
Population
715,522
Median household income
$91,120

Colorado is a home-rule state: Denver administers and collects its own city sales tax separately from the state, so filings go to two agencies.

Source: Colorado Department of Revenue · rates as published for 2026-01-01

Full Denver sales tax page

How the difference is calculated

Same arithmetic the calculator on every page runs.

Each combined rate is the sum of its listed state, county, city and special-district components — no rounding is applied before the total. The dollar gap is the rate difference (0.81%) applied to the pre-tax amount: 0.81% of $1,000 is $8.10. Neither figure includes product-specific exemptions; groceries, clothing and digital goods can be taxed at a different rate or not at all, which is covered on each state's rules page.

Questions people ask

Direct answers to the questions this comparison raises.

Which has a higher sales tax rate, Aurora or Denver?

Denver, CO at 8.81%, versus 8% in Aurora, CO.

How much more sales tax would I pay in Denver on a $1,000 purchase?

About $8.10 more, and roughly $202.50 more on a $25,000 vehicle-sized purchase.

Why do Aurora and Denver have different rates?

The state share is 2.9% in CO and 2.9% in CO. The rest comes from county, city and special-district increments stacked on top, which are set locally and listed in full on this page.

Other comparisons involving Aurora.