COLORADO WORKS BETTER™ Taxpayer Shareholder Portal Follow

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Who runs this

Works Better Corporation, a nonpartisan public benefit corporation, builds this site.

Independent public-records project, separate from the State of Colorado and from every party and campaign.

Every number carries one of four labels (FACT, CALC, SAMPLE or PENDING) and a source you can open.
A question people actually ask

Why is the same sale taxed differently in the next town?

Even the listings disagree: Denver prints a 5.15% city rate while the State’s table lists 4.31. That is a 0.84-point gap on one line, and this site shows both.

CALC Denver Treasury; DOR rate tables, 2026

Read this, and the rest, on the questions page

Where this figure comes from

The sentence above is the one published on the questions page, taken word for word. Every figure on that page is read back against the checked Colorado dataset before it ships.

Data as of 10 September 2026.

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Why is the same sale taxed differently in the next town? — Even the listings disagree: Denver prints a 5.15% city rate while the State’s table lists 4.31. That is a 0.84-point gap on one line, and this site shows both.