2018Final results
2018 election for Idaho Legislative District 28
Idaho State Senate · Idaho
Jim Guthrie (R) won with 61.9% of the vote, defeating Mike Saville (D) by 23.8 points.
Jim GuthrieRepublican · winner · incumbent
61.9%10,174
Mike SavilleDemocrat
38.1%6,268
16,442 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET