Data / Rankings / Population aged 65 and over / Counties in Arizona

Counties in Arizona by share of population aged 65 and over

La Paz County had the highest share of population aged 65 and over of 15 counties in 2023, at 36.3%. Greenlee County had the lowest, at 13.6%. The median was 21.5% and the figure for Arizona was 19.8%. Source: the U.S. Census Bureau.

Highest36.3La Paz County
Lowest13.6Greenlee County
Median21.515 counties
Arizona19.8History

All counties, 2023

CSVChart (SVG)

La Paz CountyLa Paz County: 36.3 %36.3Yavapai CountyYavapai County: 35.6 %35.6Mohave CountyMohave County: 32.9 %32.9Gila CountyGila County: 31.7 %31.7Cochise CountyCochise County: 26.8 %26.8Pima CountyPima County: 23.5 %23.5Pinal CountyPinal County: 21.8 %21.8Santa Cruz CountySanta Cruz County: 21.5 %21.5Navajo CountyNavajo County: 21.2 %21.2Yuma CountyYuma County: 20.1 %20.1Apache CountyApache County: 19.5 %19.5Maricopa CountyMaricopa County: 17.1 %17.1Coconino CountyCoconino County: 15.6 %15.6Graham CountyGraham County: 15.2 %15.2Greenlee CountyGreenlee County: 13.6 %13.6
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2023 (%)Change on 2022
1La Paz County36.3+0.9 pts
2Yavapai County35.6+0.6 pts
3Mohave County32.9+0.7 pts
4Gila County31.7+0.6 pts
5Cochise County26.8+0.9 pts
6Pima County23.5+0.5 pts
7Pinal County21.80 pts
8Santa Cruz County21.5+0.4 pts
9Navajo County21.2+0.5 pts
10Yuma County20.1+0.4 pts
11Apache County19.5+0.7 pts
12Maricopa County17.1+0.4 pts
13Coconino County15.6+0.5 pts
14Graham County15.2+0.1 pts
15Greenlee County13.6+0.3 pts

Other periods

About this ranking

Residents aged 65 or over as a percentage of total population. Spain: 1 January, INE annual census. United States: 1 July, Census Bureau population estimates. World Bank figures for other countries and the World refer to mid-year.

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. Population Estimates Program, county population by age and sex (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/counties/asrh/cc-est2025-agesex-all.csv. Retrieved 2026-10-09.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

Rank Counties in Arizona by share of population aged 65 and over using official data, and cite the source.
rank_places {"indicator":"population_65_plus_share","level":"province","within":"Arizona","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=population_65_plus_share&level=province&within=Arizona&limit=10

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Questions

Which county has the highest share of population aged 65 and over?

La Paz County, with 36.3% in 2023, according to the U.S. Census Bureau.

Which county has the lowest share of population aged 65 and over?

Greenlee County, with 13.6% in 2023.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program, county population by age and sex (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. Retrieved 2026-10-09.

Population aged 65 and over: other rankings

Counties in Arizona: more rankings