RANKING · 2020 CENSUS · 15 SHOWN OF 15

Most racially diverse, Arizona counties · 2020

Arizona counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2023 ACS). This list covers the 15 counties in Arizona that qualify, ranked against each other statewide.

Flip the list · Least racially diverse, US counties →

ArizonaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Coconino County, AZAZ144,36876+101%

02Maricopa County, AZAZ4,689,55876+31%

03Navajo County, AZAZ109,94675+96%

04Graham County, AZAZ40,15774+26%

05Pima County, AZAZ1,074,68574+21%

06Pinal County, AZAZ539,38073+20%

07La Paz County, AZAZ16,71172+43%

08Cochise County, AZAZ126,33271+12%

09Greenlee County, AZAZ9,31270+11%

10Gila County, AZAZ53,80168+66%

11Yuma County, AZAZ224,44962−6%

12Apache County, AZAZ64,44553+23%

13Mohave County, AZAZ228,10248+69%

14Yavapai County, AZAZ252,55243+74%

15Santa Cruz County, AZAZ50,02036−7%

SHOWING 1–15 OF 15

Download CSV (full list, 15 rows)How this score is calculated

UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES