Data / Rankings / Median age / Counties in Wyoming

Counties in Wyoming by median age

Platte County had the highest median age of 23 counties in 2022, at 49.1 years. Albany County had the lowest, at 28.3 years. The median was 41.1 years and the figure for Wyoming was 38.5 years. Source: the U.S. Census Bureau.

Highest49.1Platte County
Lowest28.3Albany County
Median41.123 counties
Wyoming38.5History

All counties, 2022

CSVChart (SVG)

Platte CountyPlatte County: 49.1 years49.1Johnson CountyJohnson County: 46.1 years46.1Hot Springs CountyHot Springs County: 45.8 years45.8Park CountyPark County: 45 years45Washakie CountyWashakie County: 44.3 years44.3Crook CountyCrook County: 44.2 years44.2Goshen CountyGoshen County: 43.9 years43.9Niobrara CountyNiobrara County: 43.6 years43.6Weston CountyWeston County: 43.1 years43.1Sheridan CountySheridan County: 42.8 years42.8Sublette CountySublette County: 41.7 years41.7Converse CountyConverse County: 41.1 years41.1Big Horn CountyBig Horn County: 40.9 years40.9Lincoln CountyLincoln County: 40.7 years40.7Teton CountyTeton County: 39.9 years39.9Carbon CountyCarbon County: 39.5 years39.5Fremont CountyFremont County: 38.9 years38.9Laramie CountyLaramie County: 38 years38Natrona CountyNatrona County: 37.7 years37.7Sweetwater CountySweetwater County: 37.1 years37.1Uinta CountyUinta County: 36 years36Campbell CountyCampbell County: 35.5 years35.5Albany CountyAlbany County: 28.3 years28.3
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2022
years		Change on 2021
1Platte County49.1-0.3
2Johnson County46.1+0.4
3Hot Springs County45.8+0.1
4Park County45+0.3
5Washakie County44.3+1.6
6Crook County44.2+0.2
7Goshen County43.9+0.1
8Niobrara County43.6-1.9
9Weston County43.1-0.5
10Sheridan County42.8+0.4
11Sublette County41.7+1.2
12Converse County41.1-0.5
13Big Horn County40.9+0.2
14Lincoln County40.7+0.5
15Teton County39.9+0.3
16Carbon County39.50
17Fremont County38.90
18Laramie County38+0.4
19Natrona County37.7+0.5
20Sweetwater County37.1+0.7
21Uinta County36-0.3
22Campbell County35.5+0.3
23Albany County28.3-0.2

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

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. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Platte County, with 49.1 years in 2022, according to the U.S. Census Bureau.

Which county has the lowest median age?

Albany County, with 28.3 years in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Wyoming: more rankings