1978Final results
1978 election for Washington Legislative District 31
Washington State Senate · Washington
King Lysen (D) won with 69.2% of the vote, defeating Iris Knapp (R) by 38.4 points.
King LysenDemocrat · winner
69.2%9,632
Iris KnappRepublican
30.8%4,286
13,918 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET