Data / Rankings / Median age / Counties in Indiana

Counties in Indiana by median age, 2024

Brown County had the highest median age of 92 counties in 2024, at 51 years. Tippecanoe County had the lowest, at 28.8 years. The median was 41.2 years and the figure for Indiana was 38.1 years. Source: the U.S. Census Bureau.

Highest51Brown County
Lowest28.8Tippecanoe County
Median41.292 counties
Indiana38.1History

Top 40 counties, 2024

CSVChart (SVG)

Brown CountyBrown County: 51 years51Ohio CountyOhio County: 47.2 years47.2Crawford CountyCrawford County: 45.7 years45.7Owen CountyOwen County: 45 years45Spencer CountySpencer County: 44.4 years44.4Tipton CountyTipton County: 44.4 years44.4Fayette CountyFayette County: 44 years44Union CountyUnion County: 43.9 years43.9Pike CountyPike County: 43.7 years43.7Steuben CountySteuben County: 43.5 years43.5Warren CountyWarren County: 43.5 years43.5Lawrence CountyLawrence County: 43.3 years43.3Carroll CountyCarroll County: 43.2 years43.2Blackford CountyBlackford County: 43.1 years43.1Harrison CountyHarrison County: 43 years43Posey CountyPosey County: 43 years43Greene CountyGreene County: 42.9 years42.9Newton CountyNewton County: 42.9 years42.9White CountyWhite County: 42.8 years42.8Fountain CountyFountain County: 42.7 years42.7Martin CountyMartin County: 42.7 years42.7Orange CountyOrange County: 42.7 years42.7Vermillion CountyVermillion County: 42.7 years42.7Wabash CountyWabash County: 42.7 years42.7Pulaski CountyPulaski County: 42.6 years42.6Switzerland CountySwitzerland County: 42.5 years42.5Franklin CountyFranklin County: 42.4 years42.4Rush CountyRush County: 42.4 years42.4Fulton CountyFulton County: 42.3 years42.3Randolph CountyRandolph County: 42.3 years42.3Henry CountyHenry County: 42.2 years42.2Dearborn CountyDearborn County: 42.1 years42.1Starke CountyStarke County: 42.1 years42.1Perry CountyPerry County: 41.9 years41.9Cass CountyCass County: 41.8 years41.8Jefferson CountyJefferson County: 41.8 years41.8Morgan CountyMorgan County: 41.7 years41.7Sullivan CountySullivan County: 41.7 years41.7Parke CountyParke County: 41.6 years41.6Miami CountyMiami County: 41.5 years41.5
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2024
years		Change on 2023
1Brown County51+0.1
2Ohio County47.2+1.2
3Crawford County45.7+0.1
4Owen County45-0.3
5Spencer County44.4+0.2
5Tipton County44.4-0.1
7Fayette County44+0.1
8Union County43.9+0.2
9Pike County43.7+0.2
10Steuben County43.5-0.1
10Warren County43.5+0.1
12Lawrence County43.3-0.2
13Carroll County43.2+0.3
14Blackford County43.1-0.9
15Harrison County430
15Posey County43-0.1
17Greene County42.9-0.2
17Newton County42.9-0.1
19White County42.8+0.3
20Fountain County42.7-0.1
20Martin County42.7+0.9
20Orange County42.7-0.3
20Vermillion County42.7+0.2
20Wabash County42.7+0.1
25Pulaski County42.6+0.2
26Switzerland County42.5+0.4
27Franklin County42.4+0.1
27Rush County42.4-0.3
29Fulton County42.3+0.1
29Randolph County42.3+0.2
31Henry County42.2+0.1
32Dearborn County42.1+0.3
32Starke County42.1+0.2
34Perry County41.9+0.8
35Cass County41.8+0.7
35Jefferson County41.8+0.2
37Morgan County41.7+0.1
37Sullivan County41.7+0.4
39Parke County41.6-0.9
40Miami County41.5+0.5
40Shelby County41.5+0.3
40Washington County41.5+0.1
43Clay County41.4+0.2
44Whitley County41.3-0.5
45Jasper County41.2-0.2
45Ripley County41.2+0.3
47LaPorte County41.1+0.3
47Warrick County41.1-0.2
49Wayne County41+0.1
50Floyd County40.9+0.8
50Madison County40.9+0.1
52Porter County40.8+0.2
52Scott County40.8-0.4
54Howard County40.7-0.3
55Huntington County40.4-0.4
55Montgomery County40.4+0.4
57Dubois County40.3+0.2
57Jennings County40.3+0.2
59Gibson County40.2-0.6
60Hancock County40-0.2
61Benton County39.9-0.4
61Clark County39.9+0.1
63Decatur County39.8-0.6
63Marshall County39.8+0.2
63Wells County39.8-0.4
66Lake County39.7+0.1
67Jay County39.5-0.1
68Noble County39.4-0.1
69Kosciusko County39.1+0.1
70Knox County39-0.1
71Boone County38.8+0.5
72Grant County38.7-0.6
72Vanderburgh County38.7-0.2
74Hendricks County38.5-0.1
75DeKalb County38.40
75Hamilton County38.4+0.4
75Jackson County38.4-0.4
75Putnam County38.40
79Johnson County38-0.1
80Bartholomew County37.5-0.2
81Clinton County36.7+0.2
81St. Joseph County36.70
83Vigo County36.3-0.1
84Allen County36.20
85Delaware County35.8+0.1
86Elkhart County35.6+0.1
87Daviess County34.5-0.2
88Marion County34.4+0.1
89Adams County33.20
90LaGrange County32.7+0.2
91Monroe County31.2-0.2
92Tippecanoe County28.80

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

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. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Retrieved 2026-10-08.

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 Indiana by median age using official data, and cite the source.
rank_places {"indicator":"median_age","level":"province","within":"Indiana","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=median_age&level=province&within=Indiana&limit=10

Connect Claude, ChatGPT or Cursor in one step. The trial answers 25 calls a day without an account.

Questions

Which county has the highest median age?

Brown County, with 51 years in 2024, according to the U.S. Census Bureau.

Which county has the lowest median age?

Tippecanoe County, with 28.8 years 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, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Indiana: more rankings