


In the 2024 House race for IA-1, Mariannette Miller-Meeks (R) won with 50.0% of the vote, defeating Christina Bohannan (D) who received 49.8%. 3 additional candidates split the remaining vote. The 0.2-point margin made this one of the more competitive races of the cycle.
As the incumbent, Mariannette Miller-Meeks benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. The 2024 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket. Given the narrow margin, this seat is likely to remain competitive and attract heavy investment in the next cycle.
In the 2022 House race for IA-1, Mariannette Miller-Meeks (R) won with 53.4% of the vote, defeating Christina Bohannan (D) who received 46.6%. 3 additional candidates split the remaining vote. Mariannette Miller-Meeks's 6.8-point lead over the runner-up showed solid but not overwhelming support.
This was an open-seat race with no incumbent running — Ashley Hinson (R) previously held the seat. Open seats typically attract stronger candidates and heavier spending from both parties. As a Republican, Mariannette Miller-Meeks benefited from the historical midterm penalty against the president's party — with a Democrat in the White House, the opposition typically gains seats. This seat will likely stay on party watch lists as potentially competitive in future cycles.
In the 2020 House race for IA-2, Mariannette Miller-Meeks (R) won with 49.9% of the vote, defeating Rita R. Hart (D) who received 49.9%. 3 additional candidates split the remaining vote. The 0.0-point margin made this one of the more competitive races of the cycle.
This was an open-seat race. Open seats typically attract stronger candidates and heavier spending from both parties. The 2020 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket.