Some county buildings are reopening to the public on June 1, while other services remain online. See current safer-at-home order with face coverings.

Resources are available for those impacted by COVID-19. For help, submit questions or call 720-776-0822 weekdays (9 a.m.-5 p.m.).

Level 1 Fire Restrictions remain in place for western Boulder County. View the flyer and map for more details. No fires, no shooting.


Camper trailer being towed by pickup truck

Colorado law requires that all trailers be titled, registered and plated. To complete this process for the first time bring the following:

  • Secure and Verifiable ID
  • Colorado title (NOTE: see below if the trailer has documents from a state other than Colorado)*
  • Paperwork if purchased from a Colorado dealer

*Trailers with documents from another state

Contact the office for information on titling and registering a trailer from out of state or a trailer purchased from an out-of-state dealer:

  • Phone: 303-413-7710
  • Email

Homemade & Kit Trailers

Applying for a trailer identification number for a homemade or kit trailer will require a Certified VIN Inspection by the State Highway Patrol in addition to providing the following documents and information as described below:

Trailer hauler

  • Length
  • Width
  • Weight
  • Value
  • Type of trailer
  • Receipts (for the kit or if parts or supplies were purchased to build the trailer)
  • The owner or builder must sign an affidavit listing the trailer’s dimensions and stating how the trailer was put together

After this process is completed an identification number on a metal plate will be assigned for the trailer and must be attached to the front, right corner of the frame or nearest metal part.

Contact Us

Motor Vehicle Division

303-413-7725 (Fax)
Hours: 8 a.m. – 4:30 p.m. M-F


Boulder: 1750 33rd Street
Map & Directions

Longmont: 529 Coffman Street
Map & Directions

Lafayette: 1376 Miners Drive
Map & Directions

Mailing Address

1750 33rd Street, Suite 100
Boulder, CO 80301