Paul Weissmann
Boulder County Treasurer


Office Hours:
8:00 AM - 4:30 PM Monday - Friday

Mailing address:
PO Box 471
Boulder, CO 80306

Phone number:
303-441-3520

Fax number:
303-441-3598

Longmont Office
515 Coffman St
Suite 113
8 am - 4:30pm
Monday only

Lafayette Office
1376 Miners Dr
Unit 105
8 am - 4:30 pm
Tuesdays Only

Version: 2023.3.41

Welcome to Boulder County, CO Treasurer Web

The information contained herein is believed to be accurate and dependable. However, no warrantees implied or expressed exist regarding the veracity of the data. Indicated taxable values are for assessment purposes only and may or may not reflect the estimate of current market value by this office. Please contact us if you have any questions regarding the use of this application.

Online payments are no longer being accepted. Payments can be made by mail or in our office with certified funds-- cash (office only), cashier's check, or money order.