Idaho Legislative District 28 · Republican primary
District 28
2 contested races · Election: Tuesday, May 19, 2026
State Senator
Incumbent listed first; challengers follow in the order they filed with the Idaho Secretary of State. Races without an incumbent are listed alphabetically. This site does not endorse any candidate.
Jim Guthrie
Incumbent · RepublicanDavid Worley
Challenger · RepublicanState Representative — Seat A
Incumbent listed first; challengers follow in the order they filed with the Idaho Secretary of State. Races without an incumbent are listed alphabetically. This site does not endorse any candidate.
Richard Cheatum
Incumbent · RepublicanJames Lamborn
Challenger · RepublicanMichael 'Mike' Saville
Challenger · RepublicanCommittee activity in District 28
Several political committees may have filed reports of contributions or independent expenditures connected to candidates in this district. This site does not display dollar amounts or summarize activity — the Idaho Secretary of State's Sunshine portal is the primary source and is updated on the state's reporting cadence.
View Jim Guthrie's campaign filings on Sunshine ↗
View David Worley's campaign filings on Sunshine ↗
View Richard Cheatum's campaign filings on Sunshine ↗
View James Lamborn's campaign filings on Sunshine ↗
View Michael 'Mike' Saville's campaign filings on Sunshine ↗
Voting on May 19