Mercer County, North Dakota
Voting in Mercer County, North Dakota? No registration is needed; here is what ID to bring, how to vote early or absentee, and where to see your ballot. Home to about 8,350 people, Mercer County ranks 17th in population among North Dakota's 53 counties. North Dakota is the only state without voter registration. Eligible residents vote by showing an approved ID, and the county auditor runs elections.
Next Election
June 13, 2028
Voter Portal
Register Online
What's On My Ballot?
ID Requirements
Absentee / Early Voting
Registration Deadline
North Dakota has no voter registration; eligible voters show ID at the polls.
Why Voting Matters
Why does voting matter in Mercer County? Because every eligible voter here has exactly the same power at the ballot box: one vote. The next election for Mercer County voters is North Dakota's statewide primary on June 13, 2028; local elections can come sooner, so check your local election office. Many Mercer County jobs are in manufacturing and mining and energy, so decisions about manufacturing jobs and energy policy hit close to home.
About 4,530 people voted for president in Mercer County in 2024 (down about 3% from 4,680 in 2020). That equals roughly 69% of the county's estimated 6,540 adults, above the statewide rate of about 59%.
Around 2,000 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 100 extra Mercer County ballots, enough to change the result in many close contests.
Mercer County is rural, with about 8.0 people per square mile across 1,043 square miles, so every vote carries extra weight in local races. The county is home to about 1.0% of North Dakota's population.
ZIP codes in or partly in Mercer County include 58523, 58530, 58541, 58545, 58571, 58580, 58625 and 58631, plus 1 more. No voter registration is needed in North Dakota. Bring an approved ID showing your current residential address, check your sample ballot and polling place, and make a plan to vote.
Voter Assistance Resources
Questions about voting in Mercer County? North Dakota is the only state without voter registration. Eligible residents vote by showing an approved ID, and the county auditor runs elections. For polling places, early voting and absentee ballots, contact the Mercer County auditor.
Statewide directory, North Dakota Secretary of State voter resources:
https://www.sos.nd.gov/elections/voter/voting-north-dakota/voter-resources
See your sample ballot. North Dakota Secretary of State ballot information:
https://www.sos.nd.gov/elections/voter/ballot-information
You can also preview a personalized ballot at Vote411.org.
Free, nonpartisan help is available before and on every Election Day: call or text the Election Protection hotline at 866-OUR-VOTE (866-687-8683). Spanish: 888-VE-Y-VOTA (888-839-8682). Asian languages: 888-API-VOTE (888-274-8683).
Voters with disabilities in Mercer 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 North Dakota Protection & Advocacy, North Dakota's Protection and Advocacy agency, at (701) 328-2950. 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 North Dakota 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 Mercer 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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