RANKING · 2024 ACS · 51 SHOWN OF 51

Highest British population share, Colorado counties

Colorado counties ranked by the share of all residents who are British ancestry (2024 American Community Survey). A concentration measure: British residents as a percentage of total population. This list covers the 51 counties in Colorado that qualify, ranked against each other statewide. The median across all 51 is 0.5%. Biggest climber in the top 100 since 2020: Conejos County, CO, up 57 places to #2.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPBRITISH SHAREVS 2010

01▲12Chaffee County, COCO20,8312.4%+2.1 pts

02▲57Conejos County, COCO7,5292.0%–

03▲7Gunnison County, COCO17,4391.5%+1.1 pts

04▼2Park County, COCO18,3141.4%+0.9 pts

05▲1Eagle County, COCO54,2911.0%+0.5 pts

06▲3Summit County, COCO31,5171.0%−0.8 pts

07▼2Boulder County, COCO328,5601.0%−0.3 pts

08Grand County, COCO16,4960.9%+0.8 pts

09▲22Garfield County, COCO63,4740.8%+0.4 pts

10▼7Broomfield County, COCO79,1740.8%+0.1 pts

11▲9Archuleta County, COCO14,3060.8%+0.7 pts

12▲3Clear Creek County, COCO8,9940.7%−0.8 pts

13▲4Moffat County, COCO13,1220.7%+0.6 pts

14▲14Teller County, COCO24,7560.7%+0.3 pts

15▲7Jefferson County, COCO580,4510.7%+0.1 pts

16▼9Douglas County, COCO399,3960.6%−0.2 pts

17▲2Larimer County, COCO377,2920.6%+0.1 pts

18▲9Mesa County, COCO162,8450.6%+0.2 pts

19▼8Ouray County, COCO5,2650.6%−1.2 pts

20▲6Denver County, COCO740,6130.6%+0.1 pts

21▲14Montezuma County, COCO26,6780.6%+0.1 pts

22▼21Pitkin County, COCO16,6250.6%−0.8 pts

23Washington County, COCO4,7320.6%+0.2 pts

24▼10La Plata County, COCO56,8980.5%+0.1 pts

25▼9El Paso County, COCO757,0400.5%−0.1 pts

26▼1Delta County, COCO32,1780.5%+0.4 pts

27▼3Arapahoe County, COCO673,8200.5%−0.1 pts

28▲26Otero County, COCO17,6830.5%+0.2 pts

29▲23Lincoln County, COCO5,6450.4%−1.1 pts

30▲7Las Animas County, COCO14,3910.4%+0.3 pts

31▲9San Miguel County, COCO7,7530.4%−0.3 pts

32▲14Custer County, COCO5,5900.4%–

33▲10Elbert County, COCO30,5340.3%−0.7 pts

34▲2Adams County, COCO554,6680.3%0.0 pts

35▼3Weld County, COCO378,4260.3%−0.1 pts

36▲17Bent County, COCO5,7160.2%–

37▲11Kiowa County, COCO1,4120.2%−0.1 pts

38▲19Phillips County, COCO4,4200.2%–

39Pueblo County, COCO169,2770.2%0.0 pts

40▼7Montrose County, COCO44,5910.2%−0.3 pts

41▲6Logan County, COCO20,6540.2%−0.4 pts

42▲13Alamosa County, COCO16,6880.2%+0.1 pts

43▼22Routt County, COCO25,3290.1%0.0 pts

44▼2Fremont County, COCO50,0390.1%−0.1 pts

45▼15Huerfano County, COCO7,0110.1%−0.1 pts

46Saguache County, COCO6,7320.1%0.0 pts

47▲4Rio Grande County, COCO11,0870.1%−0.1 pts

48▼36Kit Carson County, COCO7,0690.1%−1.0 pts

49Crowley County, COCO5,6770.1%−0.1 pts

50▲6Morgan County, COCO30,3060.0%−0.3 pts

51▼17Prowers County, COCO11,8840.0%−0.1 pts

SHOWING 1–51 OF 51

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