AP results via Spectrum News · Nov. 5, 2026, 12:23 a.m. CST · Winner marked; 99% of expected vote counted. Census 2024 state legislative district land area clipped to the Wisconsin shoreline; only Senate District 17 is blue. Stripes indicate a Republican-to-Democratic flip.
Democrat Jenna Jacobson defeated Republican incumbent Howard Marklein in Wisconsin’s 17th State Senate District, flipping the seat to Democratic control. The Oregon Observer reported Jacobson’s victory, and Spectrum News’ Associated Press results marked her as the winner.
The AP returns showed Jacobson with 43,775 votes, or 53.8%, to Marklein’s 37,593, or 46.2%, with 99% of the expected vote counted. Jacobson moves from the state Assembly to the Senate; the reported totals remain unofficial.
