Stage 1 Fire Restrictions are in effect for the mountain and foothill areas of Boulder County.

Boulder County government offices closed Friday, June 19, in observance of Juneteenth

Red Flag Warning for Wednesday, June 17. No open burning in Boulder County.

Appeal Locations

Appeals Locations and Dates - May 2026

In addition to the County Courthouse in downtown Boulder, Assessor’s personnel will be available to hear appeals at additional times in Longmont and Lafayette.

Boulder – Main Office

Downtown Boulder County Courthouse
1325 Pearl St., 2nd floor
Boulder, CO 80302
303-441-3530

Monday–Thursday
7:30 a.m. to 5 p.m.

Lafayette

Lafayette Community Services Center
1755 S Public Road
Lafayette, CO 80026
303-441-3530

Every Tuesday plus
Monday–Thursday, May 18–21*
*Commercial Appraiser available May 21
7:30 a.m. to 5 p.m.

Longmont

St. Vrain Hub
515 Coffman St.
First Floor, Suites 113 and 114
Longmont, CO 80501
303-441-3530

Every Monday plus
Monday–Thursday, May 11–14**
**Commercial Appraiser available May 14
7:30 a.m. to 5 p.m.

Contact Us

Assessor

Phone: 303-441-3530
Fax: 303-441-4996

Email

Mailing Address

P.O. Box 471
Boulder, CO 80306-0471

Hours: 7:30 a.m. - 5 p.m.
Monday-Thursday
Closed Friday

Locations

Assessor Boulder and Longmont Drop Boxes

Boulder

1325 Pearl St., 2nd floor
Boulder, CO 80302

Hours: 7:30 a.m. - 5 p.m.
Monday-Thursday

Longmont

515 Coffman St., Suite 114
Hours: 7:30 a.m. - 5 p.m.
Monday only

Lafayette

1755 S Public Road
Hours: 7:30 a.m. - 5 p.m.
Tuesday only