One of Iowa's most reliably lopsided presidential counties
Harrison County, tucked along the Missouri River in western Iowa, has shifted steadily toward lopsided Republican margins over the past two decades, with its 2024 presidential gap of 41.7 points reflecting a broader rural consolidation pattern across the western tier of the state.
Contextual statewide polling for Iowa. County pages stay rooted in county returns, but live statewide polling helps frame the current cycle.