Highest South American population share, Oregon counties

Oregon counties ranked by the share of all residents who are South American origin (2024 American Community Survey). A concentration measure: South American residents as a percentage of total population. This list covers the 31 counties in Oregon that qualify, ranked against each other statewide. The median across all 31 is 0.3%. Biggest climber in the top 100 since 2020: Josephine County, OR, up 13 places to #8.