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

Counties in Michigan by share of population aged 65 and over

Ontonagon County had the highest share of population aged 65 and over of 83 counties in 2023, at 38.4%. Ingham County had the lowest, at 15.7%. The median was 22.8% and the figure for Michigan was 19.5%. Source: the U.S. Census Bureau.

Highest38.4Ontonagon County
Lowest15.7Ingham County
Median22.883 counties
Michigan19.5History

Top 40 counties, 2023

CSVChart (SVG)

Ontonagon CountyOntonagon County: 38.4 %38.4Keweenaw CountyKeweenaw County: 36.5 %36.5Alcona CountyAlcona County: 36.4 %36.4Presque Isle CountyPresque Isle County: 34.9 %34.9Leelanau CountyLeelanau County: 34.9 %34.9Roscommon CountyRoscommon County: 34.5 %34.5Montmorency CountyMontmorency County: 33.6 %33.6Mackinac CountyMackinac County: 31.8 %31.8Iron CountyIron County: 31.7 %31.7Iosco CountyIosco County: 31.5 %31.5Oscoda CountyOscoda County: 31.2 %31.2Schoolcraft CountySchoolcraft County: 30.2 %30.2Gogebic CountyGogebic County: 29.9 %29.9Benzie CountyBenzie County: 29.7 %29.7Antrim CountyAntrim County: 29.5 %29.5Cheboygan CountyCheboygan County: 29.2 %29.2Manistee CountyManistee County: 28.8 %28.8Ogemaw CountyOgemaw County: 28.8 %28.8Charlevoix CountyCharlevoix County: 28.5 %28.5Arenac CountyArenac County: 28.3 %28.3Huron CountyHuron County: 28.2 %28.2Alger CountyAlger County: 28 %28Menominee CountyMenominee County: 28 %28Gladwin CountyGladwin County: 27.9 %27.9Crawford CountyCrawford County: 27.6 %27.6Lake CountyLake County: 27.3 %27.3Mason CountyMason County: 27.2 %27.2Emmet CountyEmmet County: 27 %27Delta CountyDelta County: 26.8 %26.8Alpena CountyAlpena County: 26.5 %26.5Clare CountyClare County: 26 %26Dickinson CountyDickinson County: 25.4 %25.4Baraga CountyBaraga County: 24.5 %24.5Sanilac CountySanilac County: 23.9 %23.9Grand Traverse CountyGrand Traverse County: 23.7 %23.7Oceana CountyOceana County: 23.5 %23.5Kalkaska CountyKalkaska County: 23.4 %23.4Luce CountyLuce County: 23.3 %23.3Otsego CountyOtsego County: 23.2 %23.2Missaukee CountyMissaukee County: 23.1 %23.1
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2023 (%)Change on 2022
1Ontonagon County38.4+1.1 pts
2Keweenaw County36.5+0.7 pts
3Alcona County36.4+0.6 pts
4Presque Isle County34.9+0.8 pts
5Leelanau County34.9+0.8 pts
6Roscommon County34.5+0.7 pts
7Montmorency County33.6+0.5 pts
8Mackinac County31.8+0.9 pts
9Iron County31.7+0.7 pts
10Iosco County31.5+0.9 pts
11Oscoda County31.2+0.3 pts
12Schoolcraft County30.2+0.8 pts
13Gogebic County29.9+1 pts
14Benzie County29.7+0.8 pts
15Antrim County29.5+0.6 pts
16Cheboygan County29.2+0.7 pts
17Manistee County28.8+0.6 pts
18Ogemaw County28.8+0.7 pts
19Charlevoix County28.5+0.8 pts
20Arenac County28.3+0.6 pts
21Huron County28.2+0.9 pts
22Alger County28+0.8 pts
23Menominee County28+0.9 pts
24Gladwin County27.9+0.3 pts
25Crawford County27.6+0.8 pts
26Lake County27.3+0.3 pts
27Mason County27.2+0.8 pts
28Emmet County27+0.7 pts
29Delta County26.8+0.6 pts
30Alpena County26.5+0.6 pts
31Clare County26+0.7 pts
32Dickinson County25.4+0.5 pts
33Baraga County24.5+0.4 pts
34Sanilac County23.9+0.8 pts
35Grand Traverse County23.7+0.8 pts
36Oceana County23.5+0.8 pts
37Kalkaska County23.4+0.5 pts
38Luce County23.3-0.5 pts
39Otsego County23.2+0.5 pts
40Missaukee County23.1+0.6 pts
41Bay County23+0.7 pts
42Berrien County22.8+0.7 pts
43Cass County22.7+0.4 pts
44Osceola County22.7+0.6 pts
45Tuscola County22.7+0.6 pts
46Hillsdale County22.2+0.6 pts
47Lenawee County21.9+0.8 pts
48Marquette County21.7+0.3 pts
49Wexford County21.6+0.6 pts
50Newaygo County21.6+0.6 pts
51Saginaw County21.5+0.6 pts
52St. Clair County21.4+0.6 pts
53Shiawassee County21.4+0.6 pts
54Midland County21.3+0.5 pts
55Lapeer County21.3+0.6 pts
56Van Buren County21.2+0.7 pts
57Eaton County21.2+0.6 pts
58Mecosta County21.1+0.4 pts
59Livingston County20.7+0.8 pts
60Barry County20.6+0.5 pts
61Chippewa County20.6+0.5 pts
62Monroe County20.4+0.6 pts
63Jackson County20.3+0.6 pts
64Branch County20.3+0.5 pts
65St. Joseph County19.8+0.5 pts
66Clinton County19.6+0.5 pts
67Muskegon County19.6+0.5 pts
68Genesee County19.6+0.5 pts
69Calhoun County19.5+0.4 pts
70Allegan County19.4+0.7 pts
71Oakland County19.4+0.6 pts
72Macomb County19.2+0.5 pts
73Gratiot County19.1+0.3 pts
74Houghton County19+0.3 pts
74Montcalm County19+0.4 pts
76Kalamazoo County17.7+0.4 pts
77Ottawa County17.5+0.5 pts
78Ionia County17.3+0.7 pts
79Wayne County17+0.5 pts
80Washtenaw County16.8+0.5 pts
81Isabella County16.1+0.5 pts
82Kent County15.9+0.4 pts
83Ingham County15.7+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 Michigan 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":"Michigan","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=population_65_plus_share&level=province&within=Michigan&limit=10

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Questions

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

Ontonagon County, with 38.4% in 2023, according to the U.S. Census Bureau.

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

Ingham County, with 15.7% 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 Michigan: more rankings