The 2026 Michigan U.S. Senate Primary election on August 4, 2026, determines the Democratic and Republican nominees for the U.S. Senate seat currently held by incumbent Senator Debbie Stabenow, who is retiring after five terms. Voters will select party candidates to advance to the November general election, where the winner will serve a six-year term representing Michigan in the U.S. Senate.
The 2026 Michigan U.S. Senate Primary election on August 4, 2026, determines the Democratic and Republican nominees for the U.S. Senate seat currently held by incumbent Senator Debbie Stabenow, who is retiring after five terms. Voters will select party candidates to advance to the November general election, where the winner will serve a six-year term representing Michigan in the U.S. Senate.
To vote in the Michigan U.S. Senate Primary, residents must be registered to vote by June 16, 2026. Voters can cast ballots in person on Election Day at their assigned polling place, during the early voting period from July 15 to August 2, 2026, or by requesting an absentee ballot online, by mail, or in person through their local clerk’s office. Michigan requires voters to show photo ID at the polls; acceptable documents include a Michigan driver’s license, state ID, or U.S. passport.
