RANKING · 2010 CENSUS · 28 SHOWN OF 28

Highest South American population share, Idaho counties · 2010

Idaho counties ranked by the share of all residents who are South American origin (2010 American Community Survey). A concentration measure: South American residents as a percentage of total population. This list covers the 28 counties in Idaho that qualify, ranked against each other statewide. The median across all 28 is 0.2%.

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 –

01Gooding County, IDID16,4461.8%–

02Blaine County, IDID25,5171.3%–

03Jerome County, IDID26,3620.7%–

04Franklin County, IDID15,8890.7%–

05Butte County, IDID2,7830.5%–

06Madison County, IDID55,1720.4%–

07Teton County, IDID13,2540.3%–

08Ada County, IDID546,1410.3%–

09Latah County, IDID41,8420.3%–

10Twin Falls County, IDID97,5390.3%–

11Bingham County, IDID51,1530.2%–

12Lincoln County, IDID5,6030.2%–

13Canyon County, IDID275,1230.2%–

14Washington County, IDID11,5830.2%–

15Bonneville County, IDID135,7710.2%–

16Lewis County, IDID3,7040.2%–

17Bannock County, IDID91,5910.2%–

18Fremont County, IDID14,2080.1%–

19Bear Lake County, IDID6,7270.1%–

20Gem County, IDID21,7730.1%–

21Boundary County, IDID13,9970.1%–

22Kootenai County, IDID191,8640.1%–

23Nez Perce County, IDID42,9050.1%–

24Payette County, IDID27,8240.1%–

25Elmore County, IDID29,4650.1%–

26Cassia County, IDID26,3970.0%–

27Shoshone County, IDID14,1300.0%–

28Jefferson County, IDID35,2970.0%–

SHOWING 1–28 OF 28

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