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AARP AARP States Iowa Voters

Cast Your Ballot in Iowa’s Primary Election

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Iowa’s statewide primary election is Tuesday, June 4. Races include all four U.S. House seats, all 100 state House seats and 25 of 50 state Senate seats.

To participate, voters must be registered as Republican, Democrat or Libertarian, and vote that party’s ballot. However, they may change party affiliation at the polls.

Find more election information—including dates for early and absentee voting and voter registration, and ID requirements—at and at

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