Montana › Lewis and Clark County › Montana Senate District 41
2 candidates are tracked for Montana Senate District 41 on the November 3, 2026 ballot: Erin Farris-Olsen and Dru Koester. Candidate information follows official Lewis and Clark County election filings; verify with the official election office linked below.
Erin Farris-Olsen (Democratic), Dru Koester (Libertarian) are on the November 3, 2026 ballot for Montana Senate District 41. The state's list marks no incumbent for this seat. Party nominees were chosen at the June 2, 2026 primary, per the Montana Secretary of State's 2026 candidate list.
Erin is a working mother and nonprofit leader with over 20 years of experience in law, public policy and nonprofit leadership, per the campaign site. She is a longtime resident of the Helena-area Senate District 41, per the campaign site.
2026 priorities (per the campaign site)
- Opposes legislation restricting personal decisions about health and family
- Supports expanding affordable housing and child care access
- Supports public education from early childhood through career training
- Supports protecting access to public lands for hunting and hiking
Source: candidate campaign site, roster verified 2026-09-09.
Campaign site →
Dru Koester is the Libertarian nominee for Montana Senate District 41 on the November 3, 2026 ballot, per the Montana Secretary of State's 2026 candidate list. This name has not yet been researched.
Questions about this race
Who is running for Montana Senate District 41 in 2026?
2 candidates are tracked for Montana Senate District 41 on the November 3, 2026 ballot: Erin Farris-Olsen and Dru Koester. Candidate information follows official Lewis and Clark County election filings; verify with the official election office linked below.
When is the Montana Senate District 41 election in Montana?
Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Montana are on the Montana election hub at theballotbrief.com.
How do I see my exact Lewis and Clark County ballot?
Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.
