1982Final resultsIncumbent defeated
1982 election for Washington Legislative District 20-1
Washington House of Representatives · Washington
Stuart Halsan (D) won with 53.6% of the vote, defeating Wilma Rosbach (R) by 7.2 points.
Stuart HalsanDemocrat · winner
53.6%16,448
Wilma RosbachRepublican · incumbent
46.4%14,252
30,700 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 1982
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET