Voter Registration

To register to vote in Idaho you must:

  • Be a U.S. Citizen
  • Have resided in Idaho and in the county for thirty (30) days prior to the day of election
  • Be at least 18 years old.

You cannot register to vote in Idaho if:

  • You have been convicted of a felony and have not yet had your civil rights restored

How to register to vote:

  • Online voter registration is now available.
    • you must have an Idaho driver’s license or Idaho identification card to use online voter registration
  • Click here to print your Idaho Voter Registration Form or pick one up from the County Clerk’s office
  • Mail the completed form to:

Twin Falls County Elections
PO Box 126
Twin Falls, ID 83303

  • The county elections office will mail you a verification letter to let you know that your registration was received.


If mailed, the registration card must be postmarked by the 24th day before an election.

Party Affiliation