Boulder County Motor Vehicle offices are open Monday – Thursday, 7:30 a.m. – 5 p.m. Closed Fridays. Appointments are required for in-person services. Registration renewals need to be completed online, by mail or drop box, or at a self-service kiosk and are not an in-person service.

Colorado Department of Revenue DMV warns of impersonating scam messages!
The Colorado DMV does not send unsolicited texts demanding payment or requesting personal information. Read more about the scams on the Colorado DMV website.

Motor Vehicle Forms

A complete list of forms related to motor vehicle registration and titling is available on the Colorado Department of Revenue’s website. Some of the most frequently used forms are listed and linked below.

All forms must include an original signature and be returned to Boulder County Motor Vehicle Division, unless instructed otherwise. In addition, many motor vehicle services can be accessed online, eliminating the need for a form.

Contact Us

Motor Vehicle Division

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

Motor Vehicle Homepage
Contact Us Form
Contáctenos - Formulario en línea

Phone: 303-413-7710
Fax: 303-413-7706

Office Locations

1750 33rd Street, Boulder
24-Hour Drop Box: Stand-alone box outside doors on parking lot side (Directions)

1755 S. Public Road, Lafayette
24-Hour Drop Box: Slot on exterior wall to the right of the main doors (Directions)

529 Coffman Street, Longmont
24-Hour Drop Box: Stand-alone box at the northeast corner of the building (Directions)

Mailing Address

1750 33rd Street, Suite 100
Boulder, CO 80301

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