RANKING · 2010 CENSUS · 57 SHOWN OF 57

Largest British population, Colorado counties · 2010

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 57 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

01El Paso County, COCO757,0403,922–

02Boulder County, COCO328,5603,547–

03Arapahoe County, COCO673,8203,414–

04Jefferson County, COCO580,4513,103–

05Denver County, COCO740,6132,850–

06Douglas County, COCO399,3962,207–

07Larimer County, COCO377,2921,540–

08Adams County, COCO554,6681,380–

09Weld County, COCO378,426864–

10Mesa County, COCO162,845532–

11Summit County, COCO31,517488–

12Broomfield County, COCO79,174390–

13Pueblo County, COCO169,277333–

14Eagle County, COCO54,291298–

15La Plata County, COCO56,898235–

16Pitkin County, COCO16,625234–

17Elbert County, COCO30,534225–

18Garfield County, COCO63,474216–

19Montrose County, COCO44,591201–

20Clear Creek County, COCO8,994138–

21Logan County, COCO20,654128–

22Montezuma County, COCO26,678125–

23Fremont County, COCO50,039103–

24Teller County, COCO24,75696–

25Kit Carson County, COCO7,06986–

26Lincoln County, COCO5,64584–

27Morgan County, COCO30,30684–

28Park County, COCO18,31483–

29Ouray County, COCO5,26579–

30Gunnison County, COCO17,43953–

31Chaffee County, COCO20,83148–

32San Miguel County, COCO7,75348–

33Routt County, COCO25,32945–

34Delta County, COCO32,17844–

35Rio Blanco County, COCO6,68343–

36Otero County, COCO17,68342–

37Gilpin County, COCO6,07329–

38Yuma County, COCO9,89628–

39Costilla County, COCO3,67927–

40Rio Grande County, COCO11,08719–

41Washington County, COCO4,73219–

42Huerfano County, COCO7,01118–

43Prowers County, COCO11,88417–

44Grand County, COCO16,49614–

45Las Animas County, COCO14,39114–

46Moffat County, COCO13,12214–

47Alamosa County, COCO16,68812–

48Cheyenne County, COCO1,71311–

49Archuleta County, COCO14,3069–

50Jackson County, COCO1,2119–

51Saguache County, COCO6,7329–

52Crowley County, COCO5,6778–

53Sedgwick County, COCO2,2478–

54Baca County, COCO3,3476–

55San Juan County, COCO8136–

56Kiowa County, COCO1,4125–

57Dolores County, COCO2,4663–

SHOWING 1–57 OF 57

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