1970Final results
1970 election for Idaho Legislative District 4
Idaho State Senate · Idaho
Arthur Murphy (D) won with 64.6% of the vote, defeating Don Rumpel (R) by 29.2 points.
Arthur MurphyDemocrat · winner · incumbent
64.6%3,564
Don RumpelRepublican
35.4%1,953
5,517 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET