Counties in Ohio by share of population aged 65 and over

Ottawa County had the highest share of population aged 65 and over of 88 counties in 2023, at 28.4%. Franklin County had the lowest, at 13.8%. The median was 20.6% and the figure for Ohio was 19.3%. Source: the U.S. Census Bureau.

Highest28.4Ottawa County
Lowest13.8Franklin County
Median20.688 counties
Ohio19.3History

Top 40 counties, 2023

CSVChart (SVG)

Ottawa CountyOttawa County: 28.4 %28.4Monroe CountyMonroe County: 25.9 %25.9Erie CountyErie County: 25.4 %25.4Harrison CountyHarrison County: 24.7 %24.7Geauga CountyGeauga County: 24.3 %24.3Belmont CountyBelmont County: 23.7 %23.7Mahoning CountyMahoning County: 23.6 %23.6Carroll CountyCarroll County: 23.4 %23.4Trumbull CountyTrumbull County: 23.4 %23.4Columbiana CountyColumbiana County: 23.3 %23.3Washington CountyWashington County: 23.3 %23.3Jefferson CountyJefferson County: 23.2 %23.2Lake CountyLake County: 23.2 %23.2Morgan CountyMorgan County: 23.1 %23.1Crawford CountyCrawford County: 22.8 %22.8Meigs CountyMeigs County: 22.3 %22.3Darke CountyDarke County: 22.1 %22.1Preble CountyPreble County: 22.1 %22.1Wyandot CountyWyandot County: 22.1 %22.1Sandusky CountySandusky County: 22 %22Ashtabula CountyAshtabula County: 22 %22Ashland CountyAshland County: 21.8 %21.8Williams CountyWilliams County: 21.7 %21.7Stark CountyStark County: 21.6 %21.6Guernsey CountyGuernsey County: 21.5 %21.5Tuscarawas CountyTuscarawas County: 21.3 %21.3Defiance CountyDefiance County: 21.3 %21.3Hocking CountyHocking County: 21.3 %21.3Richland CountyRichland County: 21.2 %21.2Fulton CountyFulton County: 21.2 %21.2Lorain CountyLorain County: 21.2 %21.2Henry CountyHenry County: 21.2 %21.2Clark CountyClark County: 21.1 %21.1Gallia CountyGallia County: 21.1 %21.1Medina CountyMedina County: 21 %21Auglaize CountyAuglaize County: 20.9 %20.9Coshocton CountyCoshocton County: 20.9 %20.9Lawrence CountyLawrence County: 20.9 %20.9Logan CountyLogan County: 20.9 %20.9Paulding CountyPaulding County: 20.9 %20.9
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2023 (%)Change on 2022
1Ottawa County28.4+0.8 pts
2Monroe County25.9+0.6 pts
3Erie County25.4+0.7 pts
4Harrison County24.7+0.9 pts
5Geauga County24.3+0.7 pts
6Belmont County23.7+0.8 pts
7Mahoning County23.6+0.5 pts
8Carroll County23.4+0.4 pts
9Trumbull County23.4+0.5 pts
10Columbiana County23.3+0.7 pts
11Washington County23.3+0.5 pts
12Jefferson County23.2+0.4 pts
13Lake County23.2+0.7 pts
14Morgan County23.1+0.4 pts
15Crawford County22.8+0.3 pts
16Meigs County22.3+0.5 pts
17Darke County22.1+0.6 pts
18Preble County22.1+0.7 pts
19Wyandot County22.1+0.5 pts
20Sandusky County22+0.5 pts
21Ashtabula County22+0.5 pts
22Ashland County21.8+0.5 pts
23Williams County21.7+0.5 pts
24Stark County21.6+0.5 pts
25Guernsey County21.5+0.2 pts
26Tuscarawas County21.3+0.5 pts
27Defiance County21.3+0.4 pts
28Hocking County21.3+0.7 pts
29Richland County21.2+0.5 pts
30Fulton County21.2+0.5 pts
31Lorain County21.2+0.6 pts
32Henry County21.2+0.5 pts
33Clark County21.1+0.3 pts
34Gallia County21.1+0.4 pts
35Medina County21+0.7 pts
36Auglaize County20.9+0.5 pts
37Coshocton County20.9+0.5 pts
38Lawrence County20.9+0.5 pts
38Logan County20.9+0.4 pts
40Paulding County20.9+0.5 pts
41Van Wert County20.8+0.6 pts
42Summit County20.6+0.5 pts
43Champaign County20.6+0.4 pts
44Miami County20.6+0.5 pts
45Brown County20.6+0.5 pts
46Knox County20.6+0.6 pts
47Seneca County20.5+0.5 pts
48Cuyahoga County20.5+0.6 pts
49Morrow County20.3+0.5 pts
50Fayette County20.2+0.4 pts
51Vinton County20.2+0.4 pts
52Mercer County20.1+0.5 pts
53Scioto County20.1+0.4 pts
54Muskingum County20.1+0.4 pts
55Allen County20.1+0.4 pts
56Highland County20+0.4 pts
57Wayne County20+0.5 pts
58Putnam County19.9+0.8 pts
59Huron County19.8+0.6 pts
60Clinton County19.8+0.6 pts
61Marion County19.8+0.5 pts
62Portage County19.7+0.6 pts
63Adams County19.7+0.4 pts
64Hancock County19.7+0.4 pts
65Montgomery County19.5+0.4 pts
66Perry County19.4+0.5 pts
67Clermont County19.4+0.6 pts
68Greene County19.3+0.5 pts
69Pike County19.3+0.5 pts
70Jackson County19.1+0.2 pts
71Ross County19.1+0.5 pts
72Shelby County18.9+0.5 pts
73Licking County18.8+0.4 pts
74Lucas County18.8+0.6 pts
75Noble County18.3+0.4 pts
76Wood County18.2+0.4 pts
77Madison County18+0.4 pts
78Hardin County17.9+0.4 pts
79Fairfield County17.6+0.3 pts
80Pickaway County17.4+0.2 pts
81Hamilton County17.3+0.4 pts
82Warren County16.9+0.5 pts
83Butler County16.7+0.4 pts
84Delaware County15.8+0.5 pts
85Athens County15.4-0.1 pts
86Holmes County15+0.2 pts
87Union County13.9+0.2 pts
88Franklin County13.8+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 Ohio 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":"Ohio","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=population_65_plus_share&level=province&within=Ohio&limit=10

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Questions

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

Ottawa County, with 28.4% in 2023, according to the U.S. Census Bureau.

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

Franklin County, with 13.8% 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 Ohio: more rankings