1968Final resultsIncumbent defeated
1968 election for Montana Senate District 30
Montana State Senate · Montana
Fred O. Broeder (R) won with 53.3% of the vote, defeating Henry Siderius (D) by 6.5 points.
Fred O. BroederRepublican · winner
53.3%7,717
Henry SideriusDemocrat · incumbent
46.7%6,771
14,488 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 1968
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET