Welcome to Ballot Without Borders for Jefferson County, Montana. Local election information, voting resources, and community updates for Jefferson County will be added here after they are checked against official local and Montana election sources.
2026 General Election in Jefferson County
Candidates who received the most votes in Jefferson County (unofficial, AP county results, checked Nov. 4, 2026):
- U.S. Senate: Alme (R)
This is a statewide race, so this shows who led in Jefferson County, not a local winner. Statewide, Kurt Alme (R) won the U.S. Senate race, according to AP race calls. Results are unofficial until certified.
Voting in Montana: Rules for Jefferson County Voters
Voting rules are set by each state. This is a summary of Montana rules for Jefferson County voters, checked Nov. 4, 2026, from Vote.gov (U.S. government), the National Conference of State Legislatures (NCSL) and Ballotpedia. Rules and dates can change, so confirm with Montana’s official election website or your local election office before each election.
Registering to vote
- Online: Montana does not offer online registration.
- By mail: must be postmarked 30 days before Election Day.
- In person: available through Election Day (same-day registration).
- Register or check your registration (Montana on Vote.gov)
Primary elections
Montana has open primaries: there is no party registration, and on primary day you choose one party’s ballot. You can vote in only one party’s primary.
Voter ID
Montana asks voters to show a photo ID. If you don’t have one, there are other ways to cast a ballot that counts, such as being identified by a poll worker or signing an affidavit, depending on state rules.
Early voting
Starts: Thirty days before election (in-person absentee). Ends: Day before election. Locations and hours are set locally.
Voting by mail
Any Montana voter can request an absentee/mail ballot. No excuse is needed.
Jefferson County election office
Jefferson County Election Administrator
Box H
Boulder, MT 59632-0249
Phone: (406) 225-4020
Fax: (406) 225-4149
Email: gkunz@jeffersoncounty-mt.gov
You can also look up your local election office on Montana’s official election website.
Contact information from the Federal Voting Assistance Program’s local election office directory (FVAP.gov, U.S. Department of Defense), checked Nov. 4, 2026. Some listed emails are for military and overseas voters; call the office if you’re not sure who to contact.
Sources: Vote.gov (registration deadlines); NCSL voter ID (updated Sept. 3, 2026), early voting (updated Aug. 11, 2026) and absentee voting (updated July 17, 2026); Ballotpedia primary types (as of Aug. 2026).