You register to vote by going to the Colorado Secretary of State’s website. Click here.

You can also register in person at your county clerk.

Once you register you might want to check your registration to see if you really registered Libertarian.

Libertarian Party and local government websites
Libertarian Party Websites
Local Government Websites
National Boulder County
Colorado City of Boulder
Arapahoe County City of Longmont
Delta County Town of Eldorado Springs
Jefferson County Town of Erie
Larimer County City of Lafayette
City of Louisville
Boulder County Town of Lyons
Town of Nederland
Town of Superior