1984Final results
1984 election for Washington Legislative District 18
Washington State Senate · Washington
Alan Thompson (D) won with 60.7% of the vote, defeating Bumala (R) by 21.5 points.
Alan ThompsonDemocrat · winner
60.7%19,571
BumalaRepublican
39.3%12,648
32,219 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 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET