1998Final results
1998 election for Washington Legislative District 10-1
Washington House of Representatives · Washington
Dave Anderson (D) won with 58.2% of the vote, defeating Gordon Koetje (R) by 16.5 points.
Dave AndersonDemocrat · winner · incumbent
58.2%24,503
Gordon KoetjeRepublican
41.8%17,568
42,071 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 1998
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET