RANKING · 2024 ACS · 15 SHOWN OF 15

Most uninsured people, Arizona counties

Arizona counties with the most residents lacking health insurance, as of the 2024 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 15 counties in Arizona that qualify, ranked against each other statewide. The median across all 15 is 15,845.

ArizonaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Largest senior population Most unmarried people Most unmarried men

RANKPLACESTATEPOPUNINSURED RESIDENTSVS 2020

01Maricopa County, AZAZ4,689,558478,4190%

02Pima County, AZAZ1,074,68589,182−2%

03Pinal County, AZAZ539,38049,299+33%

04Yuma County, AZAZ224,44928,264+10%

05Yavapai County, AZAZ252,55224,640+10%

06Mohave County, AZAZ228,10220,561+5%

07▲2Navajo County, AZAZ109,94616,879+16%

08Coconino County, AZAZ144,36815,845+1%

09▼2Apache County, AZAZ64,44511,751−37%

10Cochise County, AZAZ126,3329,794+6%

11Santa Cruz County, AZAZ50,0207,421+37%

12Gila County, AZAZ53,8015,777+8%

13▲1Graham County, AZAZ40,1573,531+36%

14▼1La Paz County, AZAZ16,7111,777−36%

15Greenlee County, AZAZ9,312276−3%

SHOWING 1–15 OF 15

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