2010Final results
2010 election for Oregon Senate District 3
Oregon State Senate · Oregon
Alan C. Bates (D) won with 50.2% of the vote, defeating Dave Dotterrer (R) by 0.6 points.
Alan C. BatesDemocrat · winner · incumbent
50.2%24,550
Dave DotterrerRepublican
49.7%24,275
48,884 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET