Visit the Boulder County Ballot Measures website for information about 2025 ballot measures.

Boulder County is looking for feedback from people who use assistive technology to navigate the county website. Email JSimmons@bouldercounty.gov before Oct. 22.

Department Directory

Prosecution

Address:

Boulder District Attorney Main Office
Phone: 303-441-3700
1777 6th Street
Boulder, CO 80302

Boulder District Attorney Longmont Office
1035 Kimbark
Longmont, CO 80501

Phone: 303-413-7000
712 Main Street
Louisville, CO 80027