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How & Where to Vote

Find out where to vote, how to vote, how to vote early, and how to vote by mail.

Register to Vote

Register to vote in Idaho, or learn more about voter ID & rights.

Election Details

Visit the Idaho election website or call (208) 334-2852 to learn more about your states voting details.

Have more questions about voting?

Read our voting FAQ

Important Dates - Presidential Primary

Primary Election Date
Primary Registration Deadline (by mail)
Primary Type

Voting Information for Idaho

Presidential Primaries

In 2020, Idaho will use a closed primary system for its presidential primary. Only voters affiliated with a party can participate in its primary. Existing voters in Idaho must declare their party by December 6, 2019 to participate. New voters will be able to register and declare their party through the deadline.

Please see state Idaho Democratic Party and Republican Party websites for more details.

Statewide Primaries

Some congressional seats, state offices and constitutional amendments may be included on the ballot.

Don’t miss your next election!

Don’t miss your next election!  Idaho will hold its presidential primary election on March 10, 2020. This will be a closed primary, and voters must affiliate with the political party of their choice to participate. Existing Idaho voters must affiliate by December 6, 2019. New voters can affiliate with registration.

Find Your Representatives What Do Your Representatives Stand For?

Early Voting + Absentee Voting

Early Voting Dates: February 24th to March 6th

Some counties provide in-person early voting at select locations from February 24th March 6th. Hours and locations are set by the county clerks office and can be found here. No excuse required.

To vote absentee by mail, first you’ll need to apply for an absentee ballot (click here) no later than February 28th at 5 pm. Then, when you complete your absentee ballot, it must be received by 5 pm on election day.

Counties that do not participate in early voting will allow in-person voting by absentee ballot at county clerk’s office as soon as absentee ballots are available until March 6th at 5 pm.


Request Absentee Ballot

Voter ID + Eligibility for Idaho

Do Voters Need ID?

    No, voters do not need an ID
  • Multiple forms of ID accepted
  • First time voters need ID
  • Student IDs accepted

Voter Rights

Find out more about your rights in Idaho.


  • You may pre-register for All Elections
  • You can vote at age 17 in primary elections if you're 18 by the general election