1998Final results
1998 election for Oregon Senate District 20
Oregon State Senate · Oregon
Susan Castillo (D) won with 79.4% of the vote, defeating Scott Austin (R) by 58.9 points.
Susan CastilloDemocrat · winner
79.4%29,685
Scott AustinRepublican
20.6%7,686
37,371 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