Current seat holder: John Fuller (R).
Amy Regier (Republican) is a candidate for the Montana State Senate in District 4 (Flathead County) in the November 3, 2026 general election. Official legislative biography notes: Born 1978 in Kalispell; B.S.N., Montana State University 2000; registered nurse; served in House since 2021.
· Montana Legislature — 2025 Lawmakers of Montana (Copper Book) & Official Roster
Kyle Waterman (Democratic) is a candidate for the Montana State Senate in District 4 (Flathead County) in the November 3, 2026 general election. Kyle Waterman was born in Helena, Montana . He earned a bachelor's degree from Evergreen State College. His career experience includes working as an executive director.