More House members have already run in competitive primaries for another office in 2026 than in any of the last 18 election cycles.

Number of sitting U.S. House members who have run in a competitive primary for another office in each presidential and midterm cycle since 1990

Candidates were classified as competitive in their primaries if they trailed or led in polling within a month of the primary election by less than 15 percent, or if they won or lost the nomination by less than 15 percent. 2026 data reflects the results of primaries held through June 16.  
Chart: Katie MarrinerSource: FiftyPlusOne.newsGet the dataCreated with Datawrapper