RANKING · 2024 ACS · 15 SHOWN OF 15

Highest Mexican population share, Arizona counties

Arizona counties ranked by the share of all residents who are Mexican origin (2024 American Community Survey). A concentration measure: Mexican residents as a percentage of total population. This list covers the 15 counties in Arizona that qualify, ranked against each other statewide. The median across all 15 is 25.8%.

Mexican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN SHAREVS 2010

01Santa Cruz County, AZAZ50,02080.1%+1.4 pts

02Yuma County, AZAZ224,44962.2%+6.5 pts

03Greenlee County, AZAZ9,31243.9%+3.3 pts

04Pima County, AZAZ1,074,68532.0%+1.4 pts

05▲1Cochise County, AZAZ126,33230.7%+1.8 pts

06▼1Graham County, AZAZ40,15727.9%+1.4 pts

07▲1Maricopa County, AZAZ4,689,55826.3%+0.4 pts

08▼1Pinal County, AZAZ539,38025.8%0.0 pts

09La Paz County, AZAZ16,71123.9%+2.2 pts

10Gila County, AZAZ53,80114.8%+0.2 pts

11Mohave County, AZAZ228,10213.5%+1.2 pts

12Yavapai County, AZAZ252,55212.8%+1.7 pts

13Coconino County, AZAZ144,36810.9%−0.9 pts

14Navajo County, AZAZ109,9468.3%+0.1 pts

15Apache County, AZAZ64,4455.2%+1.1 pts

SHOWING 1–15 OF 15

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