Highest Nigerian population share, Arizona counties

Arizona counties ranked by the share of all residents who are Nigerian ancestry (2024 American Community Survey). A concentration measure: Nigerian residents as a percentage of total population. This list covers the 12 counties in Arizona that qualify, ranked against each other statewide. The median across all 12 is 0.0%. Biggest climber in the top 100 since 2020: Pinal County, AZ, up 7 places to #2.