Data / Population aged 18 to 64 / Thomas County

Population aged 18 to 64 in Thomas County

Population aged 18 to 64 in Thomas County was 55.8% in 2025, according to the U.S. Census Bureau. That is down 0.5 pts from 2024. That is the 31st highest of 105 counties in 2025.

202555.8%
Change on 2024-0.5 pts
Rank31st of 105Counties in Kansas ranked
Series high62.22011
Series low55.82025

Next release: Friday, 25 June 2027, estimated by Invokely from past publication dates (low confidence), not announced by the publisher. Release calendar

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Population aged 18 to 64 in Thomas County, 2010 to 2025

5456586062642010201320162019202220252010: 61.5 %2011: 62.2 %2012: 62 %2013: 61.9 %2014: 61.5 %2015: 61 %2016: 61.1 %2017: 60.1 %2018: 59.3 %2019: 59.1 %2020: 58.3 %2021: 57.6 %2022: 56.8 %2023: 56.4 %2024: 56.3 %2025: 55.8 %5456586062642010201620252010: 61.5 %2011: 62.2 %2012: 62 %2013: 61.9 %2014: 61.5 %2015: 61 %2016: 61.1 %2017: 60.1 %2018: 59.3 %2019: 59.1 %2020: 58.3 %2021: 57.6 %2022: 56.8 %2023: 56.4 %2024: 56.3 %2025: 55.8 %
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12, published 2026-06-25.
All 16 values
Period%
202555.8
202456.3
202356.4
202256.8
202157.6
202058.3
201959.1
201859.3
201760.1
201661.1
201561
201461.5
201361.9
201262
201162.2
201061.5

Compared with Kansas and United States

Place2025
Thomas County55.8
Kansas58.2
United States60

Thomas County compared with nearby places

Allen County: 55.2 %Anderson County: 53.4 %Atchison County: 58.8 %Barber County: 49.2 %Barton County: 53.4 %Bourbon County: 53.8 %Brown County: 51.7 %Butler County: 57.3 %Chase County: 56 %Chautauqua County: 49.5 %Cherokee County: 55.7 %Cheyenne County: 47.6 %Clark County: 51.9 %Clay County: 53.3 %Cloud County: 53.9 %Coffey County: 51.8 %Comanche County: 50 %Cowley County: 55.9 %Crawford County: 60.1 %Decatur County: 47.5 %Dickinson County: 54.1 %Doniphan County: 56.3 %Douglas County: 66.5 %Edwards County: 53.4 %Elk County: 50 %Ellis County: 61.7 %Ellsworth County: 55.9 %Finney County: 58.6 %Ford County: 57.5 %Franklin County: 57.8 %Geary County: 58.6 %Gove County: 48.4 %Graham County: 49.8 %Grant County: 55.3 %Gray County: 52.9 %Greeley County: 50.8 %Greenwood County: 50.5 %Hamilton County: 56.1 %Harper County: 50.7 %Harvey County: 54.2 %Haskell County: 54.7 %Hodgeman County: 52.3 %Jackson County: 54.6 %Jefferson County: 55.5 %Jewell County: 47.7 %Johnson County: 59.4 %Kearny County: 54 %Kingman County: 56 %Kiowa County: 52.3 %Labette County: 54 %Lane County: 50.5 %Leavenworth County: 58.8 %Lincoln County: 49 %Linn County: 53.6 %Logan County: 53.3 %Lyon County: 59.8 %McPherson County: 55.6 %Marion County: 52.3 %Marshall County: 50.7 %Meade County: 53.6 %Miami County: 56.7 %Mitchell County: 50.2 %Montgomery County: 55.8 %Morris County: 51 %Morton County: 52.8 %Nemaha County: 51.3 %Neosho County: 54.8 %Ness County: 49.8 %Norton County: 59.2 %Osage County: 53.4 %Osborne County: 47.6 %Ottawa County: 53.7 %Pawnee County: 57.2 %Phillips County: 51.2 %Pottawatomie County: 54.2 %Pratt County: 52.9 %Rawlins County: 47.4 %Reno County: 56.5 %Republic County: 48.9 %Rice County: 54.8 %Riley County: 71.7 %Rooks County: 52 %Rush County: 50.7 %Russell County: 52.4 %Saline County: 56.9 %Scott County: 53.7 %Sedgwick County: 58.8 %Seward County: 58.5 %Shawnee County: 56.7 %Sheridan County: 51.3 %Sherman County: 54.3 %Smith County: 48.3 %Stafford County: 51 %Stanton County: 56.9 %Stevens County: 55.3 %Sumner County: 54.1 %Thomas County: 55.8 %Trego County: 50.5 %Wabaunsee County: 52.5 %Wallace County: 47.5 %Washington County: 50.6 %Wichita County: 49.3 %Wilson County: 52.3 %Woodson County: 52.3 %Wyandotte County: 59.9 %
  • Under 50
  • 50 to 52
  • 52 to 54
  • 54 to 55
  • 55 to 57
  • 57 and over
Population aged 18 to 64, 2025, %. Thomas County is outlined. Same source and period for every area shown. Source: U.S. Census Bureau. Boundaries: U.S. Census Bureau cartographic boundary files.

Rankings

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.

Not comparable with working-age shares for ages 15 to 64 used in EU and World Bank statistics.

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How to cite

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 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 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 (Population aged 18 to 64, Thomas County, 2010 to 2025) [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 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, Population aged 18 to 64, Thomas County, 2010 to 2025. U.S. Census Bureau, 25 June 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/en/population-18-64/thomas-county-kansas. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. 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. Population aged 18 to 64, Thomas County, 2010 to 2025. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/en/population-18-64/thomas-county-kansas.

Harvard

U.S. Census Bureau (2026) 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, Population aged 18 to 64, Thomas County, 2010 to 2025 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/en/population-18-64/thomas-county-kansas (Accessed: 12 October 2026).

BibTeX
@misc{census_population_aged_18_to_2025,
  author = {{U.S. Census Bureau}},
  title = {{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: Population aged 18 to 64, Thomas County, 2010 to 2025}},
  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/en/population-18-64/thomas-county-kansas. Publisher attribution: 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.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - 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: Population aged 18 to 64, Thomas County, 2010 to 2025
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/en/population-18-64/thomas-county-kansas
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/en/population-18-64/thomas-county-kansas.
N1  - Publisher attribution: 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.
ER  -
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Questions

What is the population aged 18 to 64 in Thomas County?

Population aged 18 to 64 in Thomas County was 55.8% in 2025, according to the U.S. Census Bureau. That is down 0.5 pts from 2024. That is the 31st highest of 105 counties in 2025.

Where does this figure come from?

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. Retrieved by Invokely on 2026-10-12.

What was the highest population aged 18 to 64 in Thomas County?

62.2% in 2011, the highest value since 2010 in this series.

Related statistics for Thomas County

All statistics for Thomas County | Thomas County in figures