Largest Costa Rican population, Oklahoma counties

Oklahoma counties ranked by the number of residents who are Costa Rican origin, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 18 counties in Oklahoma that qualify, ranked against each other statewide. The median across all 18 is 13. Biggest climber in the top 100 since 2020: Garfield County, OK, up 5 places to #4.