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 2024, at 37.4%. Greenlee County had the lowest, at 13.7%. The median was 21.9% and the figure for Arizona was 20.2%. Source: the U.S. Census Bureau.

Highest37.4La Paz County
Lowest13.7Greenlee County
Median21.915 counties
Arizona20.2History

All counties, 2024

CSVChart (SVG)

La Paz CountyLa Paz County: 37.4 %37.4Yavapai CountyYavapai County: 36.2 %36.2Mohave CountyMohave County: 33.7 %33.7Gila CountyGila County: 32.3 %32.3Cochise CountyCochise County: 27.4 %27.4Pima CountyPima County: 23.9 %23.9Pinal CountyPinal County: 22 %22Santa Cruz CountySanta Cruz County: 21.9 %21.9Navajo CountyNavajo County: 21.7 %21.7Yuma CountyYuma County: 20.3 %20.3Apache CountyApache County: 20 %20Maricopa CountyMaricopa County: 17.4 %17.4Coconino CountyCoconino County: 16 %16Graham CountyGraham County: 15.4 %15.4Greenlee CountyGreenlee County: 13.7 %13.7
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2024 (%)Change on 2023
1La Paz County37.4+1 pts
2Yavapai County36.2+0.6 pts
3Mohave County33.7+0.7 pts
4Gila County32.3+0.6 pts
5Cochise County27.4+0.6 pts
6Pima County23.9+0.4 pts
7Pinal County22+0.3 pts
8Santa Cruz County21.9+0.4 pts
9Navajo County21.7+0.6 pts
10Yuma County20.3+0.2 pts
11Apache County20+0.5 pts
12Maricopa County17.4+0.3 pts
13Coconino County16+0.4 pts
14Graham County15.4+0.3 pts
15Greenlee County13.7+0.1 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 37.4% in 2024, according to the U.S. Census Bureau.

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

Greenlee County, with 13.7% in 2024.

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