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CensusEasy
RANKING · 2024 ACS · 15 SHOWN OF 15

Most racially diverse, Arizona counties

Arizona counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2024 ACS). This list covers the 15 counties in Arizona that qualify, ranked against each other statewide. The median across all 15 is 73.

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Most racially diverse by state
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RANKPLACESTATEPOPDIVERSITY SCOREVS 1990
01Maricopa County, AZAZ4,689,55877+65%
02Coconino County, AZAZ144,36877+11%
03Graham County, AZAZ40,15776+6%
04Pima County, AZAZ1,074,68576+29%
05Navajo County, AZAZ109,94675+6%
06Pinal County, AZAZ539,38075+7%
07La Paz County, AZAZ16,71173+5%
08Cochise County, AZAZ126,33273+13%
09Greenlee County, AZAZ9,31272+12%
10Gila County, AZAZ53,80169+14%
11Yuma County, AZAZ224,44962−9%
12Apache County, AZAZ64,44553+16%
13Mohave County, AZAZ228,10251+172%
14Yavapai County, AZAZ252,55247+134%
15Santa Cruz County, AZAZ50,02037−17%
SHOWING 1–15 OF 15

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES