RANKING · 2024 ACS · 48 SHOWN OF 48

Highest South American population share, Colorado counties

Colorado counties ranked by the share of all residents who are South American origin (2024 American Community Survey). A concentration measure: South American residents as a percentage of total population. This list covers the 48 counties in Colorado that qualify, ranked against each other statewide. The median across all 48 is 0.7%. Biggest climber in the top 100 since 2020: Lake County, CO, up 41 places to #3.

South Americans: full group profile →

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN SHAREVS 2010

01▲10Pitkin County, COCO16,6253.4%+2.7 pts

02▲1Eagle County, COCO54,2912.7%+2.3 pts

03▲41Lake County, COCO7,5522.5%–

04▲2Prowers County, COCO11,8842.0%+2.0 pts

05▲3Denver County, COCO740,6131.7%+1.3 pts

06▲3Arapahoe County, COCO673,8201.6%+1.1 pts

07Phillips County, COCO4,4201.5%–

08Jackson County, COCO1,2111.5%–

09▲10Sedgwick County, COCO2,2471.4%–

10▲4Douglas County, COCO399,3961.1%+0.8 pts

11▲6Garfield County, COCO63,4741.1%+0.6 pts

12▼5Boulder County, COCO328,5601.0%+0.5 pts

13▲8Adams County, COCO554,6681.0%+0.7 pts

14▲14Summit County, COCO31,5170.9%+0.4 pts

15▲15Grand County, COCO16,4960.9%+0.8 pts

16▲34Conejos County, COCO7,5290.9%+0.5 pts

17▼4Jefferson County, COCO580,4510.9%+0.5 pts

18▼2El Paso County, COCO757,0400.8%+0.6 pts

19▼7Rio Grande County, COCO11,0870.8%–

20▲25Montrose County, COCO44,5910.8%+0.5 pts

21▼11Otero County, COCO17,6830.8%–

22▼7Larimer County, COCO377,2920.7%+0.4 pts

23▲2Gunnison County, COCO17,4390.7%–

24▼22Rio Blanco County, COCO6,6830.7%−0.9 pts

25▲14Routt County, COCO25,3290.6%+0.6 pts

26▲1Elbert County, COCO30,5340.6%+0.6 pts

27▲14La Plata County, COCO56,8980.5%+0.1 pts

28▼8Broomfield County, COCO79,1740.5%−0.1 pts

29Weld County, COCO378,4260.5%+0.3 pts

30▼26Montezuma County, COCO26,6780.4%+0.2 pts

31▼8Mesa County, COCO162,8450.4%+0.1 pts

32▼1San Miguel County, COCO7,7530.4%–

33▼15Morgan County, COCO30,3060.4%–

34Archuleta County, COCO14,3060.4%+0.3 pts

35▲5Park County, COCO18,3140.3%–

36▼14Moffat County, COCO13,1220.3%−0.9 pts

37▼2Pueblo County, COCO169,2770.3%+0.2 pts

38▲10Delta County, COCO32,1780.3%+0.1 pts

39▲8Chaffee County, COCO20,8310.2%+0.2 pts

40▼8Fremont County, COCO50,0390.2%+0.2 pts

41▲5Clear Creek County, COCO8,9940.2%−0.2 pts

42Cheyenne County, COCO1,7130.2%+0.1 pts

43▲6Kit Carson County, COCO7,0690.1%–

44▼1Logan County, COCO20,6540.1%−0.5 pts

45▼8Las Animas County, COCO14,3910.0%0.0 pts

46▼20Gilpin County, COCO6,0730.0%−0.2 pts

47▼23Teller County, COCO24,7560.0%−0.2 pts

48▼14Alamosa County, COCO16,6880.0%–

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