Missoula County, Montana
Your guide to voting in Missoula County, Montana: registration, sample ballots, ID requirements and where to get local help. Home to about 123,000 people, Missoula County ranks 3rd in population among Montana's 56 counties. In Montana, the county election administrator, usually the clerk and recorder, handles registration and absentee ballots.
Next Election
June 6, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
Register by mail at least 30 days before an election; late registration is available in person at your county election office through Election Day.
Why Voting Matters
Why does voting matter in Missoula County? Because every eligible voter here has exactly the same power at the ballot box: one vote. The next election for Missoula County voters is Montana's primary on June 6, 2028; local elections can come sooner, so check your local election office. Local work in health care and retail means debates over health care costs directly affect Missoula County families.
About 72,800 people voted for president in Missoula County in 2024 (about the same as the 72,000 cast in 2020). That equals roughly 72% of the county's estimated 100,000 adults, above the statewide rate of about 66%.
Around 27,700 adults here did not vote for president. Some aren't eligible, yet the rest are untapped power: one more voter in every 20 of them would mean about 1,380 extra Missoula County ballots, enough to change the result in many close contests.
Missoula County spans about 2,593 square miles of small towns and countryside, averaging roughly 47 people per square mile. About 11% of all Montana residents live here.
ZIP codes in or partly in Missoula County include 59801, 59802, 59803, 59804, 59806, 59807, 59808 and 59812, plus 11 more. Check that your registration is current, look up your sample ballot, and make a plan to vote. Then ask a friend or family member in Missoula County to do the same.
Voter Assistance Resources
Local election help in Missoula County: In Montana, the county election administrator, usually the clerk and recorder, handles registration and absentee ballots. For registration, polling places, early voting and absentee ballots, contact the Missoula County election administrator.
Statewide directory, Montana Secretary of State election contacts:
https://sosmt.gov/elections/contact
See your sample ballot. Montana My Voter Page, which shows your sample ballot:
https://app.mt.gov/voterinfo/
You can also preview a personalized ballot at Vote411.org.
To ask a question or report a problem at the polls, call or text Election Protection at 866-OUR-VOTE (866-687-8683), a free nonpartisan hotline. For help in Spanish call 888-VE-Y-VOTA (888-839-8682); for Asian languages call 888-API-VOTE (888-274-8683).
Voters with disabilities in Missoula County can ask for an accessible voting machine, curbside voting where offered, and help from a person of their choice. If you run into barriers, contact Disability Rights Montana, Montana's Protection and Advocacy agency, at (406) 449-2344. VoteRiders (844-338-8743) offers free help with voter ID.
Need a ride? Many local transit agencies and ride services offer free or discounted rides to the polls on Election Day, so check what is available before the next election. See our Montana voter page for statewide options. Details can change, so confirm with the official election office.
Military and overseas voters can get help from the Federal Voting Assistance Program at 1-800-438-VOTE (8683) or fvap.gov.
Sign up to be an election worker
Election workers (often called poll workers) keep voting running smoothly in Missoula County. Most are paid for their time, get free training, and help their neighbors cast their ballots. You can work a full day, a shorter shift, or help before Election Day. County and municipal election offices recruit and train their own workers, and the EAC's Help America Vote page links to yours. Find out how to sign up:
https://www.eac.gov/help-america-vote
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