As of 1 p.m. on Wednesday, May 18, Secretary of State Shemia Fagan reported 937,445 ballots had been returned of 2,948,373. That pegs the statewide voter turnout at 31.8%, slightly above the 2018 turnout, the last non-presidential year primary election in Oregon.

Wasco County ended Election Day at 36.57% turnout, compared to 48.67% in 2020 and 38.19% in 2018, according to County Clerk Lisa Gambee. Roughly 50% of ballots were received between Monday, May 16 and Tuesday, May 17, with Election Day being 1/3 of all ballots (12% out of 36%).