The Wyoming U.S. Senate Primary Election on August 18, 2026, will determine the Democratic and Republican nominees for the U.S. Senate seat currently held by John Barrasso, who is running for re-election. Voters will select their party's nominee to advance to the general election in November 2026.
The Wyoming U.S. Senate Primary Election on August 18, 2026, will determine the Democratic and Republican nominees for the U.S. Senate seat currently held by John Barrasso, who is running for re-election. Voters will select their party's nominee to advance to the general election in November 2026.
To vote in Wyoming's 2026 primary, voters must be registered by August 8, 2026. Registration can be completed online through the Wyoming Secretary of State's website, by mail, or in person at a county clerk's office. Early voting begins August 1 and runs through August 17, with Election Day voting on August 18 at designated polling places. Voters must present a valid photo ID, such as a Wyoming driver's license, state ID, or U.S. passport, to cast a ballot.