Treasurer

The Treasurer’s Office collects taxes for real property, mobile homes, and business personal property (business equipment).

Prepayment

If you prepaid your property taxes, we have answers to some frequently asked questions.

Paying Taxes

Property taxes may be paid in full, or in two half payments, by the due dates. You can pay these taxes in our office, by mail, online, or over the phone. Instructions for each of these payment methods can be found on the back of your property tax notice. If you choose to mail us a payment, do not include cash. Checks should be made payable to “Boulder County Treasurer.”

Electronic Property Tax Notices

We now offer the option to receive tax notices by e-mail. Please read the instructions, then click the button below to get started!

Seniors, Veterans, and Active-Duty Military

The Treasurer’s Office processes applications for:

Senior Property Tax Deferral
Active Military Property Tax Deferral

Tax exemption program applications are processed by the Assessor:

Senior Tax Exemption
Disabled Veterans Tax Exemption

Tax Liens

Once a year, real properties with unpaid taxes are subject to having a tax lien placed on the property.