BoCo Alert System

Level 1 Fire Restrictions in effect for western Boulder County (more). See flyer and map for details.

Change Address on Vehicle Registration

Change Address on Vehicle Registration

Update your vehicle registration address information by completing the below form.You may also call 303-413-7710 and provide the following to update your address:

  • Name
  • Old address
  • New address
  • License plate number

Note: Our office can only process address changes for new or current Boulder County residents. If you’ve moved out of Boulder County, please contact the Motor Vehicle Division in your new county.

Fill out my online form.

Contact Us

Motor Vehicle Division

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


Boulder: 1750 33rd Street
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Longmont: 529 Coffman Street
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Lafayette: 1376 Miners Drive
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Mailing Address

1750 33rd Street, Suite 100
Boulder, CO 80301