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

Counties in Maryland by share of population aged 65 and over

Talbot County had the highest share of population aged 65 and over of 24 counties in 2024, at 31.2%. Charles County had the lowest, at 14.9%. The median was 18.9% and the figure for Maryland was 17.9%. Source: the U.S. Census Bureau.

Highest31.2Talbot County
Lowest14.9Charles County
Median18.924 counties
Maryland17.9History

All counties, 2024

CSVChart (SVG)

Talbot CountyTalbot County: 31.2 %31.2Kent CountyKent County: 29.9 %29.9Worcester CountyWorcester County: 29.5 %29.5Garrett CountyGarrett County: 26.1 %26.1Dorchester CountyDorchester County: 24.6 %24.6Allegany CountyAllegany County: 22.9 %22.9Queen Anne's CountyQueen Anne's County: 22.3 %22.3Somerset CountySomerset County: 19.9 %19.9Carroll CountyCarroll County: 19.6 %19.6Baltimore CountyBaltimore County: 19.4 %19.4Washington CountyWashington County: 19.4 %19.4Harford CountyHarford County: 19.1 %19.1Wicomico CountyWicomico County: 18.8 %18.8Caroline CountyCaroline County: 18.8 %18.8Cecil CountyCecil County: 18.7 %18.7Montgomery CountyMontgomery County: 18.2 %18.2Calvert CountyCalvert County: 18 %18Anne Arundel CountyAnne Arundel County: 17.1 %17.1Howard CountyHoward County: 16.6 %16.6Frederick CountyFrederick County: 16.3 %16.3Baltimore cityBaltimore city: 16 %16Prince George's CountyPrince George's County: 15.7 %15.7St. Mary's CountySt. Mary's County: 15.5 %15.5Charles CountyCharles County: 14.9 %14.9
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2024 (%)Change on 2023
1Talbot County31.2+0.4 pts
2Kent County29.9+0.6 pts
3Worcester County29.5+0.5 pts
4Garrett County26.1+0.6 pts
5Dorchester County24.6+0.5 pts
6Allegany County22.9+0.4 pts
7Queen Anne's County22.3+0.7 pts
8Somerset County19.9+0.2 pts
9Carroll County19.6+0.6 pts
10Baltimore County19.4+0.4 pts
11Washington County19.4+0.3 pts
12Harford County19.1+0.6 pts
13Wicomico County18.8+0.3 pts
14Caroline County18.8+0.4 pts
15Cecil County18.7+0.5 pts
16Montgomery County18.2+0.5 pts
17Calvert County18+0.6 pts
18Anne Arundel County17.1+0.5 pts
19Howard County16.6+0.6 pts
20Frederick County16.3+0.5 pts
21Baltimore city16+0.3 pts
22Prince George's County15.7+0.4 pts
23St. Mary's County15.5+0.5 pts
24Charles County14.9+0.4 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 Maryland 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":"Maryland","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=population_65_plus_share&level=province&within=Maryland&limit=10

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Questions

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

Talbot County, with 31.2% in 2024, according to the U.S. Census Bureau.

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

Charles County, with 14.9% 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 Maryland: more rankings