Any registered voter may participate — no party registration required. You may choose which party's primary to vote in on Election Day.
To vote in the November 3, 2026 general election, register by ≈ October 14, 2026 — 20 days before Election Day if registering online or by mail. Registering online or by mail is different: in person through the Friday before Election Day. Wisconsin also allows same-day registration on Election Day, so missing the deadline does not cost you your vote.
Check your registration status and find your polling place at vote.gov. Deadlines marked ≈ are computed from statute and can shift — see all registration deadlines by state.