RANKING · 2020 CENSUS · 23 SHOWN OF 23

Largest Irish population, Wyoming counties · 2020

Wyoming counties ranked by the number of residents who are Irish ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 23 counties in Wyoming that qualify, ranked against each other statewide. The median across all 23 is 2,156.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH POPULATIONVS 2010

01Laramie County, WYWY102,93812,329−11%

02Natrona County, WYWY80,52610,524−6%

03Campbell County, WYWY48,1454,740−31%

04Albany County, WYWY38,5584,690−12%

05Fremont County, WYWY39,4644,233−11%

06Sweetwater County, WYWY41,2673,821−31%

07Teton County, WYWY23,3333,455+28%

08Park County, WYWY31,1713,053−28%

09Sheridan County, WYWY33,2412,511−46%

10Carbon County, WYWY14,0132,202−2%

11Converse County, WYWY13,8242,178−18%

12Uinta County, WYWY20,7282,156−12%

13Goshen County, WYWY12,6401,823−9%

14Lincoln County, WYWY21,1801,614+23%

15Big Horn County, WYWY12,0241,316+11%

16Sublette County, WYWY8,9291,177+12%

17Crook County, WYWY7,852912−7%

18Weston County, WYWY6,840883−35%

19Platte County, WYWY8,634743−50%

20Washakie County, WYWY7,597670−31%

21Johnson County, WYWY8,908654−65%

22Hot Springs County, WYWY4,600518−28%

23Niobrara County, WYWY2,341383−11%

SHOWING 1–23 OF 23

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS