You can look up your tax bill and its history on the Town’s website HERE

You can see the same data on Avitar’s site HERE  The username “townofthornton” and the password is “thorntontwn”

There are important documents for you to look at to understand how your property taxes are calculated.

  1. Avitar, the company Thornton uses to do assessments has a document HERE that explains your tax card and the components.
  2. They also have a short document explaining the View Tax. HERE
  3. The difference between assessed value and market value HERE
  4. “Chasing Sales”, i.e. how recent sales affects your assessed value HERE