RANKING · 2024 ACS · 59 SHOWN OF 59

Highest Welsh population share, Colorado counties

Colorado counties ranked by the share of all residents who are Welsh ancestry (2023 American Community Survey). A concentration measure: Welsh residents as a percentage of total population. This list covers the 59 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

RANKPLACESTATEPOPWELSH SHAREVS 2000

01Mineral County, COCO9104.4%–

02Lake County, COCO7,5521.9%–

03Delta County, COCO32,1781.7%–

04Rio Blanco County, COCO6,6831.4%–

05Gilpin County, COCO6,0731.3%–

06Park County, COCO18,3141.2%–

07Mesa County, COCO162,8451.2%–

08Rio Grande County, COCO11,0871.2%–

09Ouray County, COCO5,2651.2%–

10Larimer County, COCO377,2921.1%–

11Clear Creek County, COCO8,9941.1%–

12Lincoln County, COCO5,6451.1%–

13Routt County, COCO25,3291.0%–

14Grand County, COCO16,4961.0%–

15La Plata County, COCO56,8981.0%–

16Boulder County, COCO328,5601.0%–

17Huerfano County, COCO7,0111.0%–

18Jefferson County, COCO580,4511.0%–

19Moffat County, COCO13,1220.9%–

20Costilla County, COCO3,6790.9%–

21Eagle County, COCO54,2910.9%–

22Douglas County, COCO399,3960.9%–

23Cheyenne County, COCO1,7130.9%–

24Archuleta County, COCO14,3060.8%–

25Broomfield County, COCO79,1740.8%–

26Pitkin County, COCO16,6250.8%–

27Fremont County, COCO50,0390.8%–

28El Paso County, COCO757,0400.8%–

29Custer County, COCO5,5900.7%–

30Elbert County, COCO30,5340.7%–

31Teller County, COCO24,7560.7%–

32Arapahoe County, COCO673,8200.7%–

33Chaffee County, COCO20,8310.6%–

34Denver County, COCO740,6130.6%–

35Gunnison County, COCO17,4390.6%–

36Weld County, COCO378,4260.6%–

37Summit County, COCO31,5170.6%–

38Garfield County, COCO63,4740.6%–

39Kit Carson County, COCO7,0690.5%–

40Montrose County, COCO44,5910.5%–

41Las Animas County, COCO14,3910.5%–

42Sedgwick County, COCO2,2470.5%–

43Adams County, COCO554,6680.5%–

44Washington County, COCO4,7320.4%–

45Alamosa County, COCO16,6880.4%–

46Phillips County, COCO4,4200.4%–

47Pueblo County, COCO169,2770.3%–

48Otero County, COCO17,6830.3%–

49Yuma County, COCO9,8960.3%–

50Saguache County, COCO6,7320.3%–

51Conejos County, COCO7,5290.3%–

52Logan County, COCO20,6540.3%–

53Crowley County, COCO5,6770.2%–

54San Miguel County, COCO7,7530.2%–

55Kiowa County, COCO1,4120.2%–

56Montezuma County, COCO26,6780.2%–

57Morgan County, COCO30,3060.2%–

58Bent County, COCO5,7160.1%–

59Baca County, COCO3,3470.1%–

SHOWING 1–59 OF 59

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