Petroleum County, Montana
Everything a Petroleum County, Montana voter needs in one place: registration, voter ID, absentee and early voting, and your sample ballot. Home to about 525 people, Petroleum County is one of the least populous of 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
In Petroleum County, the people who show up to vote decide who represents everyone. The next election for Petroleum County voters is Montana's primary on June 6, 2028; local elections can come sooner, so check your local election office.
In the 2024 presidential election, about 324 ballots were cast in Petroleum County, down about 8% from 351 in 2020. With roughly 439 adults living in the county, that is around 74% of adult residents, above the statewide rate of about 66%.
That means roughly 115 adult residents did not cast a presidential ballot. Some are not eligible, but many are, and that is a lot of untapped power. If just one in 20 of them voted, Petroleum County would add about 6 voices, more than enough to decide a close local race.
Covering about 1,656 square miles with roughly 0.3 people per square mile, Petroleum County is the kind of rural community where a few dozen votes can settle a local election.
ZIP codes in or partly in Petroleum County include 59058, 59084 and 59087. Confirm your registration, read through your sample ballot before Election Day, and choose whether you will vote early, by mail or in person. Invite someone you know in Petroleum County to join you.
Voter Assistance Resources
Local election help in Petroleum 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 Petroleum 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 Petroleum 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 Petroleum 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
Take the Next Step
Find volunteer opportunities, visit the voting resources page, or shop sustainable products.
Buy the book that led to the creation of this website: Peace is Active by Tom McCann
Share what you’re doing for peace on social media with #peaceisactive