A special election was held in the U.S. state of Iowa on March 11, 2025 to elect a new member for District 100 in the Iowa House of Representatives, representing a large portion of Lee County. The election will fill a vacancy caused by the death of Republican member Martin Graber, who unexpectedly died on January 31, 2025. Background. Prior to his death, District 100 was represented by Martin Graber following redistricting in 2023. The last election he won was in 2024, when he defeated independent candidate Nicolas Atwood with 67.6% of the vote. Lee County is one of many "pivot counties", counties which twice voted for Barack Obama in 2008 and 2012, and subsequently swung to Donald Trump in 2016. Lee County has since voted again for Trump in 2020 and 2024. Candidates. Parties nominated their candidates by convention. Republican nominee. Watkins won with more than 70% of the vote at the Republican meeting.