2018Final resultsSpecial election
2018 special election for Washington Legislative District 39
Washington State Senate · Washington
Keith Wagoner (R) won with 58.9% of the vote, defeating Claus Joens (D) by 17.9 points.
Keith WagonerRepublican · winner
58.9%34,971
Claus JoensDemocrat
41.1%24,374
59,345 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 2018
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET