Highest Argentine population share, Iowa counties

Iowa counties ranked by the share of all residents who are Argentine origin (2024 American Community Survey). A concentration measure: Argentine residents as a percentage of total population. This list covers the 11 counties in Iowa that qualify, ranked against each other statewide. The median across all 11 is 0.0%. Biggest climber in the top 100 since 2020: Polk County, IA, up 5 places to #6.