RANKING · 2020 CENSUS · 15 SHOWN OF 15

Most foreign-born residents, Arizona counties · 2020

Arizona counties ranked by the share of residents born outside the US (2023 ACS). This list covers the 15 counties in Arizona that qualify, ranked against each other statewide.

ArizonaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDOldest by median age Youngest by median age Highest uninsured rate Most women Most men Highest disability rate

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2000

01Santa Cruz County, AZAZ50,02033.2%–

02Yuma County, AZAZ224,44926.7%–

03Maricopa County, AZAZ4,689,55814.7%–

04Pima County, AZAZ1,074,68512.5%–

05Cochise County, AZAZ126,33210.5%–

06La Paz County, AZAZ16,71110.1%–

07Pinal County, AZAZ539,3809.0%–

08Yavapai County, AZAZ252,5526.2%–

09Mohave County, AZAZ228,1026.2%–

10Coconino County, AZAZ144,3684.3%–

11Gila County, AZAZ53,8013.3%–

12Navajo County, AZAZ109,9462.6%–

13Greenlee County, AZAZ9,3122.6%–

14Graham County, AZAZ40,1572.3%–

15Apache County, AZAZ64,4451.4%–

SHOWING 1–15 OF 15

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