# Counties in Alabama by population under 18, 2025

All 67 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `population_0_17_share`
- Unit: %
- Definition: Residents aged 0 to 17 as a percentage of total population on 1 July. United States: Census Bureau county population estimates by age; states and the nation are sums of their counties.
- Source: U.S. Census Bureau, Population Estimates Program, county population by age and sex: residents aged 0 to 17 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties (https://www.census.gov/programs-surveys/popest/data/data-sets.html)
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 0 to 17 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/population-under-18/alabama-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Marshall County | 25.6 |
| 2 | Franklin County | 25.3 |
| 3 | Hale County | 23.8 |
| 4 | Russell County | 23.7 |
| 5 | Coffee County | 23.5 |
| 6 | DeKalb County | 23.5 |
| 7 | Chilton County | 23.4 |
| 8 | Autauga County | 23.3 |
| 9 | Montgomery County | 22.9 |
| 10 | Cleburne County | 22.8 |
| 11 | Crenshaw County | 22.7 |
| 12 | Blount County | 22.6 |
| 13 | Dale County | 22.6 |
| 14 | Mobile County | 22.6 |
| 15 | Morgan County | 22.5 |
| 16 | Walker County | 22.5 |
| 17 | Covington County | 22.3 |
| 18 | Houston County | 22.3 |
| 19 | Limestone County | 22.2 |
| 20 | Escambia County | 22.2 |
| 21 | Dallas County | 22.1 |
| 22 | St. Clair County | 21.9 |
| 23 | Cullman County | 21.9 |
| 24 | Jefferson County | 21.7 |
| 25 | Etowah County | 21.7 |
| 26 | Shelby County | 21.6 |
| 27 | Colbert County | 21.6 |
| 28 | Lawrence County | 21.5 |
| 29 | Lamar County | 21.4 |
| 30 | Marengo County | 21.4 |
| 31 | Clarke County | 21.3 |
| 32 | Fayette County | 21.3 |
| 33 | Geneva County | 21.2 |
| 34 | Washington County | 21.2 |
| 35 | Randolph County | 21.2 |
| 36 | Greene County | 21.1 |
| 37 | Madison County | 21 |
| 38 | Butler County | 20.9 |
| 39 | Monroe County | 20.9 |
| 40 | Jackson County | 20.9 |
| 41 | Calhoun County | 20.8 |
| 42 | Marion County | 20.8 |
| 43 | Elmore County | 20.6 |
| 43 | Perry County | 20.6 |
| 45 | Bibb County | 20.6 |
| 46 | Winston County | 20.6 |
| 47 | Chambers County | 20.5 |
| 48 | Wilcox County | 20.5 |
| 49 | Clay County | 20.4 |
| 50 | Baldwin County | 20.4 |
| 51 | Henry County | 20.3 |
| 52 | Talladega County | 20.2 |
| 53 | Lee County | 20.1 |
| 54 | Lowndes County | 19.9 |
| 55 | Conecuh County | 19.5 |
| 56 | Tuscaloosa County | 19.4 |
| 57 | Pickens County | 19.4 |
| 58 | Pike County | 19.3 |
| 59 | Barbour County | 19.3 |
| 60 | Tallapoosa County | 19.2 |
| 61 | Sumter County | 19.1 |
| 62 | Lauderdale County | 19 |
| 63 | Bullock County | 18.9 |
| 64 | Choctaw County | 18.7 |
| 65 | Cherokee County | 18.3 |
| 66 | Coosa County | 16.2 |
| 67 | Macon County | 15.8 |