Incumbent Republican Mike Carey holds a strong position in Ohio’s 15th congressional district ahead of the November 3, 2026 general election, where the seat carries an R+5 partisan voting index and a Solid Republican rating from the Cook Political Report. Carey secured his party’s nomination in the May 5 primary with minimal opposition, while Democrat Don Leonard narrowly advanced from a competitive primary that drew limited outside attention. The district’s established Republican tilt, combined with Carey’s prior 56.5% general-election performance and the absence of major polling shifts or campaign developments since the primaries, underpins trader consensus favoring the Republican nominee. Democrats face structural barriers in a seat outside their most competitive Ohio targets, though turnout patterns and any late-cycle national dynamics could still influence the final margin.