The Ballot Brief
Montana
Candidate profile

Forrest J. Mandeville

Republican · Montana · 2026 · Incumbent

On the ballot

Montana Senate District 28Montana · 2026Carbon County sample ballot
Biography

Forrest represents Senate District 28 from Columbus and has served in the Montana Senate since 2023, per Montana Free Press. He chairs the Senate Local Government Committee and vice-chairs the Senate Rules Committee, per Montana Free Press. No campaign website was found as of September 17, 2026.

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Profile facts follow official election office filings and the sources cited in each biography. Official sources are the final word on who appears on your ballot.

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