Data / Rankings / Median age / Counties in Arizona

Counties in Arizona by median age

La Paz County had the highest median age of 15 counties in 2022, at 57.3 years. Coconino County had the lowest, at 31.7 years. The median was 38.7 years and the figure for Arizona was 38.4 years. Source: the U.S. Census Bureau.

Highest57.3La Paz County
Lowest31.7Coconino County
Median38.715 counties
Arizona38.4History

All counties, 2022

CSVChart (SVG)

La Paz CountyLa Paz County: 57.3 years57.3Yavapai CountyYavapai County: 54.5 years54.5Mohave CountyMohave County: 52.9 years52.9Gila CountyGila County: 50.6 years50.6Cochise CountyCochise County: 41.4 years41.4Pinal CountyPinal County: 39.8 years39.8Pima CountyPima County: 39 years39Navajo CountyNavajo County: 38.7 years38.7Santa Cruz CountySanta Cruz County: 37.3 years37.3Maricopa CountyMaricopa County: 37.1 years37.1Apache CountyApache County: 35.6 years35.6Greenlee CountyGreenlee County: 35.5 years35.5Yuma CountyYuma County: 35.3 years35.3Graham CountyGraham County: 34.1 years34.1Coconino CountyCoconino County: 31.7 years31.7
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2022
years		Change on 2021
1La Paz County57.3+0.2
2Yavapai County54.5+0.3
3Mohave County52.9+0.6
4Gila County50.6+0.3
5Cochise County41.4+0.2
6Pinal County39.80
7Pima County39+0.1
8Navajo County38.7+0.4
9Santa Cruz County37.3+0.1
10Maricopa County37.1+0.2
11Apache County35.6+0.1
12Greenlee County35.5-0.4
13Yuma County35.3+0.5
14Graham County34.1+0.3
15Coconino County31.7+0.2

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

La Paz County, with 57.3 years in 2022, according to the U.S. Census Bureau.

Which county has the lowest median age?

Coconino County, with 31.7 years in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Arizona: more rankings