Counties in Oklahoma by population under 18

Texas County had the highest population under 18 of 77 counties in 2014, at 28.6%. Payne County had the lowest, at 19.1%. The median was 24.4% and the figure for Oklahoma was 24.6%. Source: the U.S. Census Bureau.

Highest28.6Texas County
Lowest19.1Payne County
Median24.477 counties
Oklahoma24.6History

Top 40 counties, 2014

Texas County: 28.6 %Texas County28.6Kingfisher County: 27.3 %Kingfisher County27.3Canadian County: 27 %Canadian County27Adair County: 26.9 %Adair County26.9Washita County: 26.4 %Washita County26.4Harper County: 26.3 %Harper County26.3McClain County: 26.1 %McClain County26.1Blaine County: 26 %Blaine County26Roger Mills County: 26 %Roger Mills County26Dewey County: 25.9 %Dewey County25.9Beaver County: 25.9 %Beaver County25.9Wagoner County: 25.9 %Wagoner County25.9Garfield County: 25.8 %Garfield County25.8McCurtain County: 25.8 %McCurtain County25.8Logan County: 25.6 %Logan County25.6Woodward County: 25.6 %Woodward County25.6Jackson County: 25.6 %Jackson County25.6Seminole County: 25.4 %Seminole County25.4Harmon County: 25.3 %Harmon County25.3Tulsa County: 25.3 %Tulsa County25.3Oklahoma County: 25.3 %Oklahoma County25.3Tillman County: 25.1 %Tillman County25.1Rogers County: 25.1 %Rogers County25.1Carter County: 25.1 %Carter County25.1Beckham County: 25 %Beckham County25Lincoln County: 25 %Lincoln County25Haskell County: 24.9 %Haskell County24.9Kay County: 24.9 %Kay County24.9Sequoyah County: 24.8 %Sequoyah County24.8Grady County: 24.7 %Grady County24.7Custer County: 24.7 %Custer County24.7Garvin County: 24.6 %Garvin County24.6Mayes County: 24.6 %Mayes County24.6Major County: 24.6 %Major County24.6Le Flore County: 24.6 %Le Flore County24.6Pottawatomie County: 24.6 %Pottawatomie County24.6Ottawa County: 24.6 %Ottawa County24.6Comanche County: 24.4 %Comanche County24.4Creek County: 24.4 %Creek County24.4Cimarron County: 24.4 %Cimarron County24.4
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2014 (%)Change on 2013
1Texas County28.6+0.2 pts
2Kingfisher County27.3+0.5 pts
3Canadian County27-0 pts
4Adair County26.9-0.3 pts
5Washita County26.4+0.1 pts
6Harper County26.3+0.5 pts
7McClain County26.1-0.2 pts
8Blaine County26+0.4 pts
9Roger Mills County26+0.5 pts
10Dewey County25.9+0.9 pts
11Beaver County25.9+0.2 pts
12Wagoner County25.9-0.4 pts
13Garfield County25.8+0.1 pts
14McCurtain County25.80 pts
15Logan County25.60 pts
16Woodward County25.6+0.4 pts
17Jackson County25.6-0 pts
18Seminole County25.4-0 pts
19Harmon County25.3-0.1 pts
20Tulsa County25.30 pts
21Oklahoma County25.30 pts
22Tillman County25.1+0.4 pts
23Rogers County25.1-0.2 pts
24Carter County25.10 pts
25Beckham County25+0.2 pts
26Lincoln County25+0.1 pts
27Haskell County24.9-0 pts
28Kay County24.9-0.1 pts
29Sequoyah County24.8-0.2 pts
30Grady County24.7-0.2 pts
31Custer County24.7+0.4 pts
32Garvin County24.6+0.1 pts
33Mayes County24.6-0.2 pts
34Major County24.6+0.2 pts
35Le Flore County24.60 pts
36Pottawatomie County24.6+0.1 pts
37Ottawa County24.6-0.2 pts
38Comanche County24.4-0.3 pts
39Creek County24.40 pts
40Cimarron County24.40 pts
41Love County24.4-0.2 pts
42Pawnee County24.4+0.2 pts
43Noble County24.3+0.2 pts
44Cotton County24.2+0.1 pts
45Choctaw County24-0.1 pts
46Caddo County24-0.3 pts
47Cherokee County24+0.1 pts
48Muskogee County24-0.2 pts
49Jefferson County24+0.5 pts
50Okmulgee County23.9-0.2 pts
51Stephens County23.8-0.2 pts
52Pontotoc County23.8+0.1 pts
53Bryan County23.8+0.2 pts
54Marshall County23.7-0.1 pts
55Murray County23.7-0.3 pts
56Osage County23.6-0 pts
57Coal County23.6-0.3 pts
58Grant County23.5+0.4 pts
59Kiowa County23.5-0.3 pts
60Washington County23.4+0.1 pts
61Nowata County23.4-0.2 pts
62Johnston County23.3+0.1 pts
63Ellis County23.2-0.6 pts
64Cleveland County23.1-0.1 pts
65Okfuskee County22.8-0.5 pts
66Latimer County22.5+0.2 pts
67Craig County220 pts
68Pushmataha County22+0.2 pts
69Atoka County21.9-0.3 pts
70Pittsburg County21.8-0.1 pts
71Delaware County21.6-0.1 pts
72Hughes County21.5-0 pts
73Greer County20.7+0.5 pts
74McIntosh County20.5+0.1 pts
75Woods County19.9+0.9 pts
76Alfalfa County19.4+0.1 pts
77Payne County19.1-0.1 pts

Other periods

About this ranking

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.

Uses the US age of majority. Not comparable with population_0_14_share, which stops at 14.

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: 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 styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). 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 (Counties in Oklahoma by population under 18, 2014) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

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, Counties in Oklahoma by population under 18, 2014. U.S. Census Bureau, 25 June 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/population-under-18/oklahoma-counties?period=2014. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. 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. Counties in Oklahoma by population under 18, 2014. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/population-under-18/oklahoma-counties?period=2014.

Harvard

U.S. Census Bureau (2026) 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, Counties in Oklahoma by population under 18, 2014 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/population-under-18/oklahoma-counties?period=2014 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_oklahoma_by_2014,
  author = {{U.S. Census Bureau}},
  title = {{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: Counties in Oklahoma by population under 18, 2014}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/population-under-18/oklahoma-counties?period=2014. Publisher attribution: 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.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - 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: Counties in Oklahoma by population under 18, 2014
PY  - 2026
DA  - 2026/06/25
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/population-under-18/oklahoma-counties?period=2014
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/population-under-18/oklahoma-counties?period=2014.
N1  - Publisher attribution: 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.
ER  - 
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Questions

Which county has the highest population under 18?

Texas County, with 28.6% in 2014, according to the U.S. Census Bureau.

Which county has the lowest population under 18?

Payne County, with 19.1% in 2014.

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: 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. Retrieved 2026-10-12.

Population under 18: other rankings

Counties in Oklahoma: more rankings