Largest foreign-born population, Ohio counties

Ohio counties with the most residents born outside the United States, as of the 2024 American Community Survey. Ranked by number of people, not share. This list covers the 88 counties in Ohio that qualify, ranked against each other statewide. The median across all 88 is 741. Biggest climber in the top 100 since 2020: Madison County, OH, up 20 places to #35.