Dru Koester
Dru Koester (Libertarian Party) is running for election to the Montana State Senate to represent District 41. Koester declared candidacy for the Libertarian Party primary scheduled on June 2, 2026.[source]
Elections
2026
See also: Montana State Senate elections, 2026
General election
The primary will occur on June 2, 2026. The general election will occur on November 3, 2026. General election candidates will be added here following the primary.
Democratic primary
Democratic primary for Montana State Senate District 41
Erin Farris-Olsen (D) and Dana Toole (D) are running in the Democratic primary for Montana State Senate District 41 on June 2, 2026.
Candidate | ||
| | Erin Farris-Olsen ![]() | |
| | Dana Toole ![]() | |
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Libertarian Party primary
Libertarian primary for Montana State Senate District 41
Dru Koester (L) is running in the Libertarian Party primary for Montana State Senate District 41 on June 2, 2026.
Candidate | ||
| Dru Koester | ||
= candidate completed the Ballotpedia Candidate Connection survey. | ||||
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Endorsements
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Campaign themes
2026
Ballotpedia survey responses
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Campaign finance summary
Campaign finance information for this candidate is not yet available from OpenSecrets. That information will be published here once it is available.
See also
2026 Elections
External links
Footnotes

