The Treasurer’s office in Lafayette is closed for the year. You can visit us on Mondays at our Longmont office or Monday through Friday at our office in Boulder. The Lafayette office will reopen around the end of January next year.

e-Check and Credit Card Payments

We have partnered with Official Payments to offer payment of property taxes electronically.

You can pay your taxes online or over the phone with:

Electronic checks (e-checks)
American Express
Discover
MasterCard
Visa
Debit cards

In our office, we accept personal and business checks, cash, cashier’s checks, and money orders, as well as credit and debit cards.

Is there a fee?

If you pay with an e-check, there is no charge to you for the service. Our processor charges a fee for card payments.
It’s easy to pay online. Just click the button below!

Look up / pay property taxes

If you choose to mail us a payment, do not include cash. Checks and money orders should be made payable to “Boulder County Treasurer.”

Contact Us

Treasurer's Office

Phone: 303-441-3520
Fax: 303-441-3598

treasurer@bouldercounty.gov

eforeclosures@bouldercounty.gov

Mailing Address

PO Box 471
Boulder, CO 80306

Boulder

1325 Pearl St.
1st Floor
Hours: 8 a.m. to 4:30 p.m.
Monday - Friday

Connect With Us

On Facebook:

Longmont

515 Coffman St.
Suite 113
Hours: 8 a.m. to 4:30 p.m.
Mondays only

Lafayette

1755 S. Public Road
Office closed until late January 2026