RANKING · 2010 CENSUS · 28 SHOWN OF 28

Largest South American population, Idaho counties · 2010

Idaho counties ranked by the number of residents who are South American origin, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 28 counties in Idaho that qualify, ranked against each other statewide. The median across all 28 is 35.

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 POPULATIONVS –

01Ada County, IDID546,1411,126–

02Canyon County, IDID275,123395–

03Blaine County, IDID25,517276–

04Gooding County, IDID16,446267–

05Twin Falls County, IDID97,539200–

06Bonneville County, IDID135,771193–

07Jerome County, IDID26,362150–

08Madison County, IDID55,172149–

09Bannock County, IDID91,591126–

10Kootenai County, IDID191,864124–

11Bingham County, IDID51,153108–

12Latah County, IDID41,84298–

13Franklin County, IDID15,88986–

14Nez Perce County, IDID42,90535–

15Teton County, IDID13,25430–

16Washington County, IDID11,58320–

17Elmore County, IDID29,46519–

18Gem County, IDID21,77318–

19Payette County, IDID27,82418–

20Fremont County, IDID14,20816–

21Butte County, IDID2,78314–

22Boundary County, IDID13,99711–

23Lincoln County, IDID5,60311–

24Cassia County, IDID26,39710–

25Bear Lake County, IDID6,7277–

26Lewis County, IDID3,7047–

27Jefferson County, IDID35,2975–

28Shoshone County, IDID14,1304–

SHOWING 1–28 OF 28

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS