Presidential
IA-01 district has been a hotspot of electoral competition since the retirement of Democratic Rep. Dave Loebsack in 2020, having consistently narrow margins favoring Republican Rep. Marinette Miller-Meeks. This comes as Trump carried the district by 8.6 points in 2024, with the only reliably blue county being Johnson (home to Iowa City), though Scott (home to Davenport) and Clinton (home to Clinton) have gone blue in previous races
Dallas County is home to many of Des Moines's suburban communities, and has become a must win for statewide and IA-01 candidates. Trump carried the county by about 5 points by doing well in the rurals and outer suburbs/exurbs, while Harris won West Des Moines, Perry, and Clive