Watch primary election coverage live on FOX 9, FOX LOCAL app and YouTube beginning at 11 a.m. on Election Day. Minnesota's primary election is Tuesday, Aug. 11. QUICK LINKS: Minnesota primary live updates | How to watch election results on FOX 9 | Wisconsin voter guideMinnesota's primary electionWhat to know:The primary election is Tuesday, Aug. 11. Absentee ballotBallots returned by mail must be received by election officials by Election Day, not just post-marked before Election Day. Minnesota primary rulesSplit-ticket voting:Minnesota is an open primary state, which means voters don’t have to declare a party to participate.