Data / Population aged 18 to 64 / Mason County

Population aged 18 to 64 in Mason County

Population aged 18 to 64 in Mason County was 55.8% in 2025, according to the U.S. Census Bureau. That is down 0.5 pts from 2024. That is the 104th highest of 120 counties in 2025.

202555.8%
Change on 2024-0.5 pts
Rank104th of 120Counties in Kentucky ranked
Series high60.62011
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 Mason County, 2010 to 2025

555657585960612010201320162019202220252010: 60.5 %2011: 60.6 %2012: 60.2 %2013: 59.8 %2014: 59.5 %2015: 59.4 %2016: 59 %2017: 58.6 %2018: 58.4 %2019: 58.2 %2020: 57.5 %2021: 57.3 %2022: 57 %2023: 56.7 %2024: 56.3 %2025: 55.8 %54565860622010201620252010: 60.5 %2011: 60.6 %2012: 60.2 %2013: 59.8 %2014: 59.5 %2015: 59.4 %2016: 59 %2017: 58.6 %2018: 58.4 %2019: 58.2 %2020: 57.5 %2021: 57.3 %2022: 57 %2023: 56.7 %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
202356.7
202257
202157.3
202057.5
201958.2
201858.4
201758.6
201659
201559.4
201459.5
201359.8
201260.2
201160.6
201060.5

Compared with Kentucky and United States

Place2025
Mason County55.8
Kentucky59.1
United States60

Mason County compared with nearby places

Adair County: 58.5 %Allen County: 58.3 %Anderson County: 59.2 %Ballard County: 55.8 %Barren County: 56.2 %Bath County: 56.2 %Bell County: 57.8 %Boone County: 59.2 %Bourbon County: 57.1 %Boyd County: 58.1 %Boyle County: 58.5 %Bracken County: 57.1 %Breathitt County: 58.2 %Breckinridge County: 55.8 %Bullitt County: 60.1 %Butler County: 56.5 %Caldwell County: 54.2 %Calloway County: 62.1 %Campbell County: 60.9 %Carlisle County: 55.2 %Carroll County: 56.3 %Carter County: 56.9 %Casey County: 55.3 %Christian County: 58.1 %Clark County: 58.9 %Clay County: 60.5 %Clinton County: 54.9 %Crittenden County: 55.8 %Cumberland County: 51.8 %Daviess County: 56.9 %Edmonson County: 59.7 %Elliott County: 60.7 %Estill County: 58.4 %Fayette County: 63.6 %Fleming County: 56.2 %Floyd County: 58.3 %Franklin County: 59.5 %Fulton County: 57.1 %Gallatin County: 58.9 %Garrard County: 57.2 %Grant County: 57.8 %Graves County: 56.1 %Grayson County: 56.5 %Green County: 55.6 %Greenup County: 56.2 %Hancock County: 57.4 %Hardin County: 58.9 %Harlan County: 56.9 %Harrison County: 56.5 %Hart County: 55.9 %Henderson County: 57 %Henry County: 56.4 %Hickman County: 53 %Hopkins County: 56.9 %Jackson County: 56.7 %Jefferson County: 59.8 %Jessamine County: 58.2 %Johnson County: 57.8 %Kenton County: 60.3 %Knott County: 58.1 %Knox County: 57.6 %Larue County: 57.3 %Laurel County: 59 %Lawrence County: 57.2 %Lee County: 61.4 %Leslie County: 57.7 %Letcher County: 57.1 %Lewis County: 56.3 %Lincoln County: 56.4 %Livingston County: 55.4 %Logan County: 56.5 %Lyon County: 59.3 %McCracken County: 56.8 %McCreary County: 60.1 %McLean County: 55.3 %Madison County: 63.5 %Magoffin County: 56.8 %Marion County: 58.2 %Marshall County: 55.8 %Martin County: 62.8 %Mason County: 55.8 %Meade County: 60.1 %Menifee County: 56.4 %Mercer County: 57.1 %Metcalfe County: 57 %Monroe County: 55.9 %Montgomery County: 58.7 %Morgan County: 62.3 %Muhlenberg County: 57.8 %Nelson County: 58.5 %Nicholas County: 56.9 %Ohio County: 57.2 %Oldham County: 59 %Owen County: 57.9 %Owsley County: 54.6 %Pendleton County: 58.2 %Perry County: 58.1 %Pike County: 58.6 %Powell County: 59.3 %Pulaski County: 56.6 %Robertson County: 54.6 %Rockcastle County: 57.9 %Rowan County: 64.9 %Russell County: 55 %Scott County: 61.3 %Shelby County: 58.6 %Simpson County: 58.1 %Spencer County: 59.3 %Taylor County: 57.4 %Todd County: 55.9 %Trigg County: 53.1 %Trimble County: 57.3 %Union County: 56.6 %Warren County: 62.5 %Washington County: 56.2 %Wayne County: 56.4 %Webster County: 55.4 %Whitley County: 57.9 %Wolfe County: 57.6 %Woodford County: 56.4 %
  • Under 56
  • 56 to 57
  • 57 to 58
  • 58 to 59
  • 59 and over
Population aged 18 to 64, 2025, %. Mason 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, Mason 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, Mason 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/mason-county-kentucky. 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, Mason 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/mason-county-kentucky.

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, Mason 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/mason-county-kentucky (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, Mason 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/mason-county-kentucky. 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, Mason 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/mason-county-kentucky
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/en/population-18-64/mason-county-kentucky.
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 Mason County?

Population aged 18 to 64 in Mason County was 55.8% in 2025, according to the U.S. Census Bureau. That is down 0.5 pts from 2024. That is the 104th highest of 120 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 Mason County?

60.6% in 2011, the highest value since 2010 in this series.

Related statistics for Mason County

All statistics for Mason County | Mason County in figures