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

Counties in Arizona by share of population aged 65 and over, 2025

La Paz County had the highest share of population aged 65 and over of 15 counties in 2025, at 38.6%. Greenlee County had the lowest, at 13.9%. The median was 22.5% and the figure for Arizona was 20.6%. Source: the U.S. Census Bureau.

Highest38.6La Paz County
Lowest13.9Greenlee County
Median22.515 counties
Arizona20.6History

All counties, 2025

CSVChart (SVG)

La Paz CountyLa Paz County: 38.6 %38.6Yavapai CountyYavapai County: 36.8 %36.8Mohave CountyMohave County: 34.4 %34.4Gila CountyGila County: 33 %33Cochise CountyCochise County: 27.9 %27.9Pima CountyPima County: 24.4 %24.4Pinal CountyPinal County: 22.6 %22.6Santa Cruz CountySanta Cruz County: 22.5 %22.5Navajo CountyNavajo County: 22.3 %22.3Yuma CountyYuma County: 20.7 %20.7Apache CountyApache County: 20.5 %20.5Maricopa CountyMaricopa County: 17.7 %17.7Coconino CountyCoconino County: 16.5 %16.5Graham CountyGraham County: 16 %16Greenlee CountyGreenlee County: 13.9 %13.9
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2025 (%)Change on 2024
1La Paz County38.6+1.2 pts
2Yavapai County36.8+0.6 pts
3Mohave County34.4+0.8 pts
4Gila County33+0.7 pts
5Cochise County27.9+0.5 pts
6Pima County24.4+0.5 pts
7Pinal County22.6+0.6 pts
8Santa Cruz County22.5+0.5 pts
9Navajo County22.3+0.5 pts
10Yuma County20.7+0.5 pts
11Apache County20.5+0.5 pts
12Maricopa County17.7+0.3 pts
13Coconino County16.5+0.4 pts
14Graham County16+0.5 pts
15Greenlee County13.9+0.2 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 38.6% in 2025, according to the U.S. Census Bureau.

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

Greenlee County, with 13.9% in 2025.

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