RANKING · 2024 ACS · 59 SHOWN OF 59

Largest Welsh population, Colorado counties

Colorado counties ranked by the number of residents who are Welsh 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 59 counties in Colorado that qualify, ranked against each other statewide.

Welsh Americans: full group profile →

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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 POPULATIONVS 2010

01El Paso County, COCO757,0405,863−12%

02Jefferson County, COCO580,4515,524−1%

03Denver County, COCO740,6134,436−2%

04Arapahoe County, COCO673,8204,289−7%

05Larimer County, COCO377,2924,154+27%

06Boulder County, COCO328,5603,332+2%

07Douglas County, COCO399,3963,252−5%

08Adams County, COCO554,6682,488+3%

09Weld County, COCO378,4262,085+16%

10Mesa County, COCO162,8451,964+27%

11Broomfield County, COCO79,174628−29%

12Pueblo County, COCO169,277592−43%

13La Plata County, COCO56,898579−2%

14Delta County, COCO32,178547+67%

15Eagle County, COCO54,291485+50%

16Fremont County, COCO50,039393−15%

17Garfield County, COCO63,474355−38%

18Routt County, COCO25,329261−28%

19Montrose County, COCO44,591227−24%

20Park County, COCO18,314222−23%

21Elbert County, COCO30,534202−43%

22Summit County, COCO31,517180−57%

23Grand County, COCO16,496164−4%

24Teller County, COCO24,756163−4%

25Lake County, COCO7,552142−19%

26Pitkin County, COCO16,625139−66%

27Rio Grande County, COCO11,087139+178%

28Chaffee County, COCO20,831127−40%

29Moffat County, COCO13,122123+116%

30Archuleta County, COCO14,306117+33%

31Gunnison County, COCO17,439106−36%

32Clear Creek County, COCO8,994102−10%

33Rio Blanco County, COCO6,68389−26%

34Gilpin County, COCO6,07376+117%

35Huerfano County, COCO7,01170−27%

36Las Animas County, COCO14,39170−14%

37Otero County, COCO17,68364−50%

38Ouray County, COCO5,26562+17%

39Alamosa County, COCO16,68860−67%

40Lincoln County, COCO5,64560−17%

41Logan County, COCO20,65453−80%

42Montezuma County, COCO26,67850−83%

43Morgan County, COCO30,30648−62%

44Custer County, COCO5,59039+160%

45Kit Carson County, COCO7,06938−58%

46Costilla County, COCO3,67932+68%

47Mineral County, COCO91032−42%

48Yuma County, COCO9,89632−35%

49Conejos County, COCO7,52922−76%

50Washington County, COCO4,73221−22%

51Saguache County, COCO6,73220−41%

52San Miguel County, COCO7,75318−84%

53Phillips County, COCO4,42016−38%

54Cheyenne County, COCO1,71315+36%

55Crowley County, COCO5,67713−61%

56Sedgwick County, COCO2,24711−62%

57Bent County, COCO5,7168−76%

58Baca County, COCO3,3473−92%

59Kiowa County, COCO1,4123−50%

SHOWING 1–59 OF 59

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES