Highest Costa Rican population share, Wisconsin counties

Wisconsin counties ranked by the share of all residents who are Costa Rican origin (2024 American Community Survey). A concentration measure: Costa Rican residents as a percentage of total population. This list covers the 26 counties in Wisconsin that qualify, ranked against each other statewide. The median across all 26 is 0.0%. Biggest climber in the top 100 since 2020: Eau Claire County, WI, up 19 places to #6.