1990Final results
1990 election for Montana Senate District 18
Montana State Senate · Montana
Richard E. Manning (D) won with 68.8% of the vote, defeating Rick Halmes (R) by 37.6 points.
Richard E. ManningDemocrat · winner · incumbent
68.8%3,288
Rick HalmesRepublican
31.2%1,491
4,779 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