RANKING · 2010 CENSUS · 64 SHOWN OF 64

Highest Mexican population share, Colorado counties · 2010

Colorado counties ranked by the share of all residents who are Mexican origin (2023 American Community Survey). A concentration measure: Mexican residents as a percentage of total population. This list covers the 64 counties in Colorado that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN SHAREVS 2000

01Lake County, COCO7,55237.1%–

02Morgan County, COCO30,30630.3%–

03Adams County, COCO554,66830.3%–

04Saguache County, COCO6,73229.1%–

05Prowers County, COCO11,88428.4%–

06Pueblo County, COCO169,27726.8%–

07Denver County, COCO740,61326.5%–

08Eagle County, COCO54,29125.8%–

09Otero County, COCO17,68325.6%–

10Costilla County, COCO3,67925.4%–

11Rio Grande County, COCO11,08724.6%–

12Weld County, COCO378,42623.8%–

13Alamosa County, COCO16,68823.5%–

14Garfield County, COCO63,47421.7%–

15Conejos County, COCO7,52920.7%–

16Yuma County, COCO9,89619.0%–

17Phillips County, COCO4,42017.3%–

18Bent County, COCO5,71616.2%–

19Las Animas County, COCO14,39115.9%–

20Montrose County, COCO44,59115.1%–

21San Juan County, COCO81314.8%–

22Kit Carson County, COCO7,06914.3%–

23Arapahoe County, COCO673,82013.6%–

24Logan County, COCO20,65412.1%–

25Archuleta County, COCO14,30610.9%–

26Delta County, COCO32,17810.8%–

27Summit County, COCO31,51710.7%–

28Huerfano County, COCO7,01110.5%–

29Moffat County, COCO13,1229.8%–

30Boulder County, COCO328,5609.8%–

31Crowley County, COCO5,6779.3%–

32El Paso County, COCO757,0409.2%–

33Jefferson County, COCO580,4519.1%–

34Mesa County, COCO162,8458.7%–

35Washington County, COCO4,7328.1%–

36Larimer County, COCO377,2927.5%–

37Hinsdale County, COCO7537.4%–

38Cheyenne County, COCO1,7137.3%–

39Broomfield County, COCO79,1747.2%–

40Fremont County, COCO50,0396.6%–

41Montezuma County, COCO26,6786.3%–

42Sedgwick County, COCO2,2476.3%–

43Gunnison County, COCO17,4396.1%–

44Rio Blanco County, COCO6,6835.9%–

45La Plata County, COCO56,8985.7%–

46Jackson County, COCO1,2115.5%–

47San Miguel County, COCO7,7535.5%–

48Routt County, COCO25,3295.0%–

49Grand County, COCO16,4964.6%–

50Baca County, COCO3,3474.4%–

51Douglas County, COCO399,3964.3%–

52Lincoln County, COCO5,6453.8%–

53Park County, COCO18,3143.7%–

54Chaffee County, COCO20,8313.6%–

55Custer County, COCO5,5903.4%–

56Pitkin County, COCO16,6253.4%–

57Ouray County, COCO5,2653.4%–

58Teller County, COCO24,7563.3%–

59Elbert County, COCO30,5343.2%–

60Gilpin County, COCO6,0733.0%–

61Kiowa County, COCO1,4122.5%–

62Clear Creek County, COCO8,9942.4%–

63Dolores County, COCO2,4661.3%–

64Mineral County, COCO9100.5%–

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