Data / Population under 18 / Sheridan County

Population under 18 in Sheridan County

Population under 18 in Sheridan County was 20.4% in 2025, according to the U.S. Census Bureau. That is down 0.4 pts from 2024. That is the 13th highest of 23 counties in 2025.

202520.4%
Change on 2024-0.4 pts
Rank13th of 23Counties in Wyoming ranked
Series high22.32010
Series low20.42025

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

Get an email when a new figure is out or this one is revised.
Keep it in a collection in your library.

Population under 18 in Sheridan County, 2010 to 2025

2020.52121.52222.52010201320162019202220252010: 22.3 %2011: 22.2 %2012: 22 %2013: 21.7 %2014: 22.2 %2015: 22.1 %2016: 21.9 %2017: 22 %2018: 21.8 %2019: 21.6 %2020: 21.4 %2021: 21.4 %2022: 21.1 %2023: 21 %2024: 20.8 %2025: 20.4 %2020.52121.52222.52010201620252010: 22.3 %2011: 22.2 %2012: 22 %2013: 21.7 %2014: 22.2 %2015: 22.1 %2016: 21.9 %2017: 22 %2018: 21.8 %2019: 21.6 %2020: 21.4 %2021: 21.4 %2022: 21.1 %2023: 21 %2024: 20.8 %2025: 20.4 %
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12, published 2026-06-25.
All 16 values
Period%
202520.4
202420.8
202321
202221.1
202121.4
202021.4
201921.6
201821.8
201722
201621.9
201522.1
201422.2
201321.7
201222
201122.2
201022.3

Compared with Wyoming and United States

Place2025
Sheridan County20.4
Wyoming21.6
United States21.1

Sheridan County compared with nearby places

Albany County: 15.4 %Big Horn County: 23.3 %Campbell County: 25.9 %Carbon County: 21.3 %Converse County: 24 %Crook County: 24.6 %Fremont County: 22.7 %Goshen County: 19.9 %Hot Springs County: 20.1 %Johnson County: 19.4 %Laramie County: 21.5 %Lincoln County: 23.3 %Natrona County: 22.6 %Niobrara County: 16.5 %Park County: 19.3 %Platte County: 19.3 %Sheridan County: 20.4 %Sublette County: 21.1 %Sweetwater County: 23.8 %Teton County: 16.6 %Uinta County: 25.2 %Washakie County: 20.3 %Weston County: 19 %
  • Under 19
  • 19 to 20
  • 20 to 22
  • 22 to 24
  • 24 and over
Population under 18, 2025, %. Sheridan 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 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.

Report a problem with this figure

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 (Population under 18, Sheridan 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 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, Population under 18, Sheridan 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-under-18/sheridan-county-wyoming. 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. Population under 18, Sheridan 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-under-18/sheridan-county-wyoming.

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, Population under 18, Sheridan 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-under-18/sheridan-county-wyoming (Accessed: 12 October 2026).

BibTeX
@misc{census_population_under_18_sheridan_2025,
  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: Population under 18, Sheridan 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-under-18/sheridan-county-wyoming. 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: Population under 18, Sheridan 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-under-18/sheridan-county-wyoming
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/en/population-under-18/sheridan-county-wyoming.
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  -
Embed this chart

Paste this code into a web page or a blog post. The chart shows the latest figures as they are published, with the source and a link back to this page.

Sites that read oEmbed links, such as WordPress, can show the chart when you paste the link to this page.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

What is the latest population under 18 in Sheridan County? Cite the source.
get_value {"indicator":"population_0_17_share","place":"us-county-56033"}
GET https://invokely.ai/api/v1/value?indicator=population_0_17_share&place=us-county-56033

Connect Claude, ChatGPT or Cursor in one step. The trial answers 25 calls a day without an account.

Questions

What is the population under 18 in Sheridan County?

Population under 18 in Sheridan County was 20.4% in 2025, according to the U.S. Census Bureau. That is down 0.4 pts from 2024. That is the 13th highest of 23 counties in 2025.

Where does this figure come from?

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 by Invokely on 2026-10-12.

What was the highest population under 18 in Sheridan County?

22.3% in 2010, the highest value since 2010 in this series.

Related statistics for Sheridan County

All statistics for Sheridan County | Sheridan County in figures