State of Montana Voting Requirements


U.S. Domestic Voters

Local Elections

Montana Municipal General Elections held on Tue Nov 2, 2021



New Voter Registration

  • Postmarked by Sun Oct 3, 2021
  • In-Person, Received by Sun Oct 3, 2021
  • Post received by Wed Oct 6, 2021
  • In the Election Office by Mon Nov 1, 2021
  • Election Day Registration & Voting Tue Nov 2, 2021 8:00pm MDT

Absentee Ballot Request

Mon Nov 1, 2021 12:00pm MDT

Absentee Ballot Return

In-Person, Received by Tue Nov 2, 2021 8:00pm MDT

In-Person Absentee Voting

Mon Oct 4, 2021 - Mon Nov 1, 2021


You can register to vote or update your registration information:

  • by mail
  • in person at your elections office

You must have resided in Montana at least 30 days prior to the election in which you intend to vote.

Election Day Voting

Polling places are open from 7am to 8pm on Election Day.

Find my polling place

Early Voting

A registered voter may receive and vote by absentee in person at a county election office as soon as absentee ballots are available. Contact your election office to inquire about hours of operation.

Absentee Voting

Any registered voter may request an absentee ballot and vote by mail.

You are eligible to vote in Montana if you:

  • Are a U.S citizen
  • Are a resident of Montana
  • Are at least 18 years old by Election Day
  • Have been a state resident for at least 29 days prior to the election
If you have lived in Montana for 30 days, you are eligible to vote in Federal Election. You need not have lived within the same precinct (or even the same county) for 30 days prior to the election. You can vote one last time under the old address, or register and vote under the new address (applicable to regular and late registration deadlines and procedures).

You are NOT eligible to vote in Montana if:

  • You have been legally declared "mentally incompetent" by a court
  • You are in prison or detention or jail or penal institution

Student Eligibility

If you are a student, you are eligible to vote in Montana if:

  • You reside in Montana but are attending college in another state
  • You reside in another state but attend college in Montana
  • Montana does not accept student ID; refer to Montana Identification Requirements section

Voter Registration

To register to vote in Montana you should provide one of the following:

  • The Last Four Digits of your Social Security Number
  • Your Montana Driver's License Number
  • Your Montana ID Number

If you do not have any of these IDs, you can provide a copy of one of the following with your registration application:

  • Valid Photo ID
  • Government Issued Document that shows your current name and address
  • Utility Bill
  • Government Check
  • Bank Statement
  • Paycheck that Shows your current name and address

Voting In-Person

If you are registered to vote in Montana, you are required to show ID to vote; or, you may instead sign an affidavit or similar document. Accepted forms of ID include:

  • Valid Montana Driver's License
  • Montana Personal ID

If you do not have an ID from the above list, in Montana additional, acceptable forms of ID include:

  • Current Utility Bill
  • Paycheck that Shows your Name and Address
  • A Government Issued Document that shows your Current Name and Address
  • Bank Statement
  • Government Check
  • Voter notification or confirmation card

Domestic Voter

In-Person Mail Fax Email Online

Voter Registration

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Absentee Ballot Request


Blank Ballot To Voter

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Voted-Absentee Ballot Return

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Am I Registered?

Where is my Ballot?

Where is my Polling Place?

State Elections Website

Can I View my Sample Ballot?

State Voter Registration FAQ

Overseas / Military Voter Information

Has my Ballot Been Counted?