1978Flipped from RepublicanFinal resultsIncumbent defeated
1978 election for Montana House District 43
Montana House of Representatives · Montana
Jonas H. Rosenthal (D) won with 63.5% of the vote, defeating Warren Okeefe (R) by 27.0 points, a seat Republicans won last time.
Jonas H. RosenthalDemocrat · winner
63.5%40
Warren OkeefeRepublican · incumbent
36.5%23
63 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET