RANKING · 2024 ACS · 51 SHOWN OF 51

Largest British population, Colorado counties

Colorado counties ranked by the number of residents who are British ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 51 counties in Colorado that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPBRITISH POPULATIONVS 2000

01Denver County, COCO740,6134,326–

02El Paso County, COCO757,0404,030–

03Jefferson County, COCO580,4513,781–

04Arapahoe County, COCO673,8203,278–

05Boulder County, COCO328,5603,153–

06Douglas County, COCO399,3962,356–

07Larimer County, COCO377,2922,282–

08Adams County, COCO554,6681,497–

09Mesa County, COCO162,845978–

10Weld County, COCO378,426974–

11Broomfield County, COCO79,174629–

12Eagle County, COCO54,291578–

13Garfield County, COCO63,474518–

14Chaffee County, COCO20,831481–

15Pueblo County, COCO169,277326–

16La Plata County, COCO56,898308–

17Summit County, COCO31,517300–

18Gunnison County, COCO17,439256–

19Park County, COCO18,314252–

20Teller County, COCO24,756167–

21Delta County, COCO32,178161–

22Montezuma County, COCO26,678156–

23Conejos County, COCO7,529154–

24Grand County, COCO16,496142–

25Archuleta County, COCO14,306105–

26Pitkin County, COCO16,62599–

27Moffat County, COCO13,12294–

28Elbert County, COCO30,53492–

29Otero County, COCO17,68386–

30Montrose County, COCO44,59182–

31Fremont County, COCO50,03973–

32Clear Creek County, COCO8,99466–

33Las Animas County, COCO14,39154–

34Logan County, COCO20,65437–

35Routt County, COCO25,32937–

36Ouray County, COCO5,26531–

37Alamosa County, COCO16,68829–

38San Miguel County, COCO7,75329–

39Washington County, COCO4,73227–

40Lincoln County, COCO5,64522–

41Custer County, COCO5,59019–

42Bent County, COCO5,71613–

43Huerfano County, COCO7,01110–

44Morgan County, COCO30,30610–

45Rio Grande County, COCO11,08710–

46Phillips County, COCO4,4209–

47Saguache County, COCO6,7328–

48Kit Carson County, COCO7,0695–

49Crowley County, COCO5,6773–

50Kiowa County, COCO1,4123–

51Prowers County, COCO11,8841–

SHOWING 1–51 OF 51

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES