1990Final results
1990 election for Oregon Senate District 18
Oregon State Senate · Oregon
Clifford W. Trow (D) won with 51.7% of the vote, defeating Kathleen Kessinger (R) by 3.3 points.
Clifford W. TrowDemocrat · winner · incumbent
51.7%18,171
Kathleen KessingerRepublican
48.3%17,000
35,171 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 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET