2008 Portland, Oregon mayoral election

On May 20, 2008, an election was held in Portland, Oregon, to elect the mayor.. Sam Adams was elected, defeating challenger Sho Dozono. Incumbent mayor Tom Potter did not seek a second term.

Portland uses a nonpartisan system for local elections, in which all voters are eligible to participate. All candidates are listed on the ballot without any political party affiliation.

Candidates competed in a blanket primary election on May 20, 2008. Because Sam Adams received an absolute majority of the vote in the primary election, no run-off election was held.