1990Final results
1990 election for Montana House District 28
Montana House of Representatives · Montana
Betty Lou Kasten (R) won with 54.5% of the vote, defeating Keith Casterline (D) by 8.9 points.
Betty Lou KastenRepublican · winner · incumbent
54.5%1,954
Keith CasterlineDemocrat
45.5%1,634
3,588 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 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET