# Counties in Oklahoma by population aged 18 to 64, 2025

All 77 values come from U.S. Census Bureau for 2025, so the places are comparable.

- Indicator id: `population_18_64_share`
- Unit: %
- Definition: Residents aged 18 to 64 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 18 to 64 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 18 to 64 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-18-64/oklahoma-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Payne County | 67.3 |
| 2 | Cleveland County | 63.3 |
| 3 | Comanche County | 61.1 |
| 4 | Woods County | 61.1 |
| 5 | Greer County | 60.9 |
| 6 | Canadian County | 60.4 |
| 7 | Oklahoma County | 59.9 |
| 8 | Tulsa County | 59.6 |
| 9 | Hughes County | 59.5 |
| 10 | Caddo County | 59.4 |
| 11 | Custer County | 59.2 |
| 12 | Atoka County | 59.1 |
| 13 | Pottawatomie County | 59 |
| 14 | Alfalfa County | 59 |
| 15 | Cherokee County | 58.9 |
| 16 | Beckham County | 58.9 |
| 17 | Grady County | 58.6 |
| 18 | Logan County | 58.6 |
| 19 | Bryan County | 58.5 |
| 20 | Texas County | 58.3 |
| 21 | Woodward County | 58.3 |
| 22 | Wagoner County | 58.2 |
| 23 | McClain County | 57.9 |
| 24 | Jackson County | 57.9 |
| 25 | Pontotoc County | 57.6 |
| 26 | Rogers County | 57.6 |
| 27 | Muskogee County | 57 |
| 28 | Pittsburg County | 56.9 |
| 29 | Garfield County | 56.8 |
| 30 | Johnston County | 56.8 |
| 31 | Creek County | 56.8 |
| 32 | Okfuskee County | 56.6 |
| 33 | Tillman County | 56.5 |
| 34 | Craig County | 56.4 |
| 35 | Le Flore County | 56.4 |
| 36 | Okmulgee County | 56.4 |
| 37 | Osage County | 56.3 |
| 38 | Seminole County | 56.3 |
| 39 | Mayes County | 56.2 |
| 40 | Lincoln County | 55.7 |
| 41 | Kay County | 55.6 |
| 42 | Garvin County | 55.4 |
| 43 | Noble County | 55.4 |
| 44 | Ottawa County | 55.3 |
| 45 | Kingfisher County | 55.2 |
| 46 | Carter County | 55.1 |
| 47 | McCurtain County | 55.1 |
| 48 | Nowata County | 55 |
| 49 | Sequoyah County | 55 |
| 50 | Adair County | 55 |
| 51 | Washington County | 54.9 |
| 52 | Love County | 54.9 |
| 53 | Pawnee County | 54.7 |
| 54 | Cotton County | 54.7 |
| 55 | Murray County | 54.6 |
| 56 | Stephens County | 54.5 |
| 57 | Washita County | 54.5 |
| 58 | Haskell County | 54.5 |
| 59 | Coal County | 54.3 |
| 60 | Pushmataha County | 53.9 |
| 61 | Marshall County | 53.9 |
| 62 | Choctaw County | 53.8 |
| 63 | Jefferson County | 53.6 |
| 64 | Kiowa County | 53.5 |
| 65 | Latimer County | 53.4 |
| 66 | Beaver County | 53.4 |
| 67 | Blaine County | 53.3 |
| 68 | Major County | 53.3 |
| 69 | Delaware County | 53.2 |
| 70 | Dewey County | 52.6 |
| 71 | Harper County | 52.5 |
| 72 | McIntosh County | 52.5 |
| 73 | Roger Mills County | 52.3 |
| 74 | Grant County | 52.1 |
| 75 | Ellis County | 51.9 |
| 76 | Harmon County | 51.7 |
| 77 | Cimarron County | 50 |