RANKING · 2024 ACS · 64 SHOWN OF 64

Highest Mexican population share, Colorado counties

Colorado counties ranked by the share of all residents who are Mexican origin (2024 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. The median across all 64 is 10.1%. Biggest climber in the top 100 since 2020: Kiowa County, CO, up 24 places to #35.

Mexican Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN SHAREVS 2010

01▲2Adams County, COCO554,66834.7%+4.4 pts

02▼1Prowers County, COCO11,88434.7%+6.3 pts

03▼1Otero County, COCO17,68334.3%+8.7 pts

04▲1Costilla County, COCO3,67932.4%+7.0 pts

05▼1Alamosa County, COCO16,68831.5%+7.9 pts

06▲1Morgan County, COCO30,30630.5%+0.1 pts

07▲11Yuma County, COCO9,89627.0%+7.9 pts

08Pueblo County, COCO169,27726.5%−0.2 pts

09▲4Garfield County, COCO63,47425.1%+3.4 pts

10▼1Weld County, COCO378,42624.7%+0.9 pts

11▼5Phillips County, COCO4,42024.3%+7.0 pts

12▼1Rio Grande County, COCO11,08723.5%−1.1 pts

13▼3Saguache County, COCO6,73222.7%−6.3 pts

14▲2Eagle County, COCO54,29122.4%−3.4 pts

15▲6Lake County, COCO7,55222.2%−14.9 pts

16▲7Bent County, COCO5,71621.3%+5.1 pts

17Conejos County, COCO7,52921.2%+0.6 pts

18▼3Denver County, COCO740,61320.7%−5.8 pts

19▼5Las Animas County, COCO14,39120.3%+4.4 pts

20▲4Kit Carson County, COCO7,06918.7%+4.4 pts

21▲1Montrose County, COCO44,59116.2%+1.1 pts

22▲5Arapahoe County, COCO673,82014.7%+1.1 pts

23▼4Huerfano County, COCO7,01114.2%+3.7 pts

24▼4Crowley County, COCO5,67714.1%+4.8 pts

25▲1Sedgwick County, COCO2,24714.1%+7.8 pts

26▼14San Juan County, COCO81313.7%−1.1 pts

27▼2Logan County, COCO20,65412.2%0.0 pts

28Moffat County, COCO13,12211.6%+1.8 pts

29▲4El Paso County, COCO757,04011.4%+2.2 pts

30▲2Jefferson County, COCO580,45110.7%+1.6 pts

31Baca County, COCO3,34710.2%+5.8 pts

32▲5Cheyenne County, COCO1,71310.1%+2.7 pts

33▼4Delta County, COCO32,1789.9%−0.8 pts

34▲1Boulder County, COCO328,5609.9%+0.1 pts

35▲24Kiowa County, COCO1,4129.8%+7.3 pts

36▲8Washington County, COCO4,7329.7%+1.5 pts

37▲3Mesa County, COCO162,8459.7%+1.0 pts

38▼4Summit County, COCO31,5179.4%−1.3 pts

39▲4Larimer County, COCO377,2929.2%+1.7 pts

40▼1Dolores County, COCO2,4669.0%+7.7 pts

41▼5Broomfield County, COCO79,1748.9%+1.7 pts

42▼12Jackson County, COCO1,2118.9%+3.4 pts

43▲6Rio Blanco County, COCO6,6837.7%+1.8 pts

44▲1Grand County, COCO16,4967.7%+3.1 pts

45▲3Montezuma County, COCO26,6787.2%+0.8 pts

46▲11Elbert County, COCO30,5346.5%+3.3 pts

47▲4La Plata County, COCO56,8986.3%+0.6 pts

48▲12Archuleta County, COCO14,3065.7%−5.2 pts

49▲1Douglas County, COCO399,3965.5%+1.2 pts

50▲2Gilpin County, COCO6,0735.5%+2.5 pts

51▼10San Miguel County, COCO7,7535.5%0.0 pts

52▼10Gunnison County, COCO17,4395.4%−0.7 pts

53Pitkin County, COCO16,6254.7%+1.3 pts

54▲1Routt County, COCO25,3294.7%−0.3 pts

55▲9Mineral County, COCO9104.5%+4.0 pts

56▼9Fremont County, COCO50,0394.2%−2.4 pts

57▲4Teller County, COCO24,7564.0%+0.8 pts

58Park County, COCO18,3144.0%+0.3 pts

59▼3Chaffee County, COCO20,8313.8%+0.2 pts

60▲3Ouray County, COCO5,2653.7%+0.3 pts

61▲1Lincoln County, COCO5,6453.5%−0.3 pts

62▼8Clear Creek County, COCO8,9943.3%+0.9 pts

63▼17Custer County, COCO5,5902.1%−1.4 pts

64▼26Hinsdale County, COCO7531.9%−5.5 pts

SHOWING 1–64 OF 64

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