RANKING · 2024 ACS · 55 SHOWN OF 55

Largest Swiss population, Colorado counties

Colorado counties ranked by the number of residents who are Swiss ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 55 counties in Colorado that qualify, ranked against each other statewide.

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

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS POPULATIONVS 2010

01Denver County, COCO740,6133,085+2%

02Jefferson County, COCO580,4512,388−24%

03Larimer County, COCO377,2922,175−7%

04Arapahoe County, COCO673,8201,954−25%

05El Paso County, COCO757,0401,913−17%

06Douglas County, COCO399,3961,575−13%

07Boulder County, COCO328,5601,520−20%

08Adams County, COCO554,6681,104−36%

09Weld County, COCO378,4261,025−2%

10Mesa County, COCO162,845623+48%

11Pueblo County, COCO169,277558+8%

12Eagle County, COCO54,291492+37%

13Garfield County, COCO63,474418+138%

14Broomfield County, COCO79,174386+66%

15La Plata County, COCO56,898366−25%

16Montrose County, COCO44,591292+45%

17Lake County, COCO7,552260–

18Fremont County, COCO50,039219+45%

19Moffat County, COCO13,122203+164%

20Park County, COCO18,314192+59%

21Delta County, COCO32,178164+14%

22Gunnison County, COCO17,439161+55%

23Pitkin County, COCO16,625148+40%

24Teller County, COCO24,756136+92%

25San Miguel County, COCO7,753133+316%

26Elbert County, COCO30,534108−26%

27Summit County, COCO31,51797−34%

28Routt County, COCO25,32996−76%

29Yuma County, COCO9,89696+1500%

30Logan County, COCO20,65493+182%

31Chaffee County, COCO20,83178−63%

32Archuleta County, COCO14,30674−9%

33Alamosa County, COCO16,68867+20%

34Clear Creek County, COCO8,99459−73%

35Montezuma County, COCO26,67855−41%

36Rio Blanco County, COCO6,68340−18%

37Morgan County, COCO30,30638−42%

38Ouray County, COCO5,26538−28%

39Saguache County, COCO6,73231+82%

40Rio Grande County, COCO11,08730−84%

41Crowley County, COCO5,67726+189%

42Huerfano County, COCO7,01124−44%

43Grand County, COCO16,49623+229%

44Otero County, COCO17,68323−23%

45Las Animas County, COCO14,39116−33%

46Costilla County, COCO3,67915–

47Cheyenne County, COCO1,71314−33%

48Conejos County, COCO7,52914−83%

49Gilpin County, COCO6,07313−61%

50Washington County, COCO4,73211+0%

51Kit Carson County, COCO7,0698−56%

52Prowers County, COCO11,8847−53%

53Custer County, COCO5,5905−90%

54Baca County, COCO3,3474−33%

55Lincoln County, COCO5,6451−86%

SHOWING 1–55 OF 55

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES

Largest Swiss population, Colorado counties · CensusEasy