# Counties in Indiana by median age, 2024

All 92 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `median_age`
- Unit: years
- Definition: 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.
- Source: 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
- Citation: 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.
- Web page: https://invokely.ai/rankings/median-age/indiana-counties
- CSV: https://invokely.ai/download/rankings/median-age/indiana-counties.csv

| Rank | Place | years |
|---:|---|---:|
| 1 | Brown County | 51 |
| 2 | Ohio County | 47.2 |
| 3 | Crawford County | 45.7 |
| 4 | Owen County | 45 |
| 5 | Spencer County | 44.4 |
| 5 | Tipton County | 44.4 |
| 7 | Fayette County | 44 |
| 8 | Union County | 43.9 |
| 9 | Pike County | 43.7 |
| 10 | Steuben County | 43.5 |
| 10 | Warren County | 43.5 |
| 12 | Lawrence County | 43.3 |
| 13 | Carroll County | 43.2 |
| 14 | Blackford County | 43.1 |
| 15 | Harrison County | 43 |
| 15 | Posey County | 43 |
| 17 | Greene County | 42.9 |
| 17 | Newton County | 42.9 |
| 19 | White County | 42.8 |
| 20 | Fountain County | 42.7 |
| 20 | Martin County | 42.7 |
| 20 | Orange County | 42.7 |
| 20 | Vermillion County | 42.7 |
| 20 | Wabash County | 42.7 |
| 25 | Pulaski County | 42.6 |
| 26 | Switzerland County | 42.5 |
| 27 | Franklin County | 42.4 |
| 27 | Rush County | 42.4 |
| 29 | Fulton County | 42.3 |
| 29 | Randolph County | 42.3 |
| 31 | Henry County | 42.2 |
| 32 | Dearborn County | 42.1 |
| 32 | Starke County | 42.1 |
| 34 | Perry County | 41.9 |
| 35 | Cass County | 41.8 |
| 35 | Jefferson County | 41.8 |
| 37 | Morgan County | 41.7 |
| 37 | Sullivan County | 41.7 |
| 39 | Parke County | 41.6 |
| 40 | Miami County | 41.5 |
| 40 | Shelby County | 41.5 |
| 40 | Washington County | 41.5 |
| 43 | Clay County | 41.4 |
| 44 | Whitley County | 41.3 |
| 45 | Jasper County | 41.2 |
| 45 | Ripley County | 41.2 |
| 47 | LaPorte County | 41.1 |
| 47 | Warrick County | 41.1 |
| 49 | Wayne County | 41 |
| 50 | Floyd County | 40.9 |
| 50 | Madison County | 40.9 |
| 52 | Porter County | 40.8 |
| 52 | Scott County | 40.8 |
| 54 | Howard County | 40.7 |
| 55 | Huntington County | 40.4 |
| 55 | Montgomery County | 40.4 |
| 57 | Dubois County | 40.3 |
| 57 | Jennings County | 40.3 |
| 59 | Gibson County | 40.2 |
| 60 | Hancock County | 40 |
| 61 | Benton County | 39.9 |
| 61 | Clark County | 39.9 |
| 63 | Decatur County | 39.8 |
| 63 | Marshall County | 39.8 |
| 63 | Wells County | 39.8 |
| 66 | Lake County | 39.7 |
| 67 | Jay County | 39.5 |
| 68 | Noble County | 39.4 |
| 69 | Kosciusko County | 39.1 |
| 70 | Knox County | 39 |
| 71 | Boone County | 38.8 |
| 72 | Grant County | 38.7 |
| 72 | Vanderburgh County | 38.7 |
| 74 | Hendricks County | 38.5 |
| 75 | DeKalb County | 38.4 |
| 75 | Hamilton County | 38.4 |
| 75 | Jackson County | 38.4 |
| 75 | Putnam County | 38.4 |
| 79 | Johnson County | 38 |
| 80 | Bartholomew County | 37.5 |
| 81 | Clinton County | 36.7 |
| 81 | St. Joseph County | 36.7 |
| 83 | Vigo County | 36.3 |
| 84 | Allen County | 36.2 |
| 85 | Delaware County | 35.8 |
| 86 | Elkhart County | 35.6 |
| 87 | Daviess County | 34.5 |
| 88 | Marion County | 34.4 |
| 89 | Adams County | 33.2 |
| 90 | LaGrange County | 32.7 |
| 91 | Monroe County | 31.2 |
| 92 | Tippecanoe County | 28.8 |