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RANKING · 1990 CENSUS · 15 SHOWN OF 15

Least educated, Arizona counties · 1990

Arizona counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2023 ACS). This list covers the 15 counties in Arizona that qualify, ranked against each other statewide.

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SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDMost educatedMost graduate degreesFewest graduate degrees
YEAR19902000201020202024
Least educated by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000
01Pinal County, AZAZ539,3808.2%−31%
02Apache County, AZAZ64,4458.5%−25%
03La Paz County, AZAZ16,7118.5%−2%
04Gila County, AZAZ53,8019.7%−30%
05Navajo County, AZAZ109,94610.0%−19%
06Mohave County, AZAZ228,10210.3%+4%
07Greenlee County, AZAZ9,31210.4%−15%
08Santa Cruz County, AZAZ50,02010.8%−29%
09Graham County, AZAZ40,15711.3%−4%
10Yuma County, AZAZ224,44912.7%+7%
11Cochise County, AZAZ126,33216.1%−14%
12Yavapai County, AZAZ252,55217.7%−16%
13Maricopa County, AZAZ4,689,55822.1%−15%
14Pima County, AZAZ1,074,68523.3%−13%
15Coconino County, AZAZ144,36824.6%−18%
SHOWING 1–15 OF 15
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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES