RANKING · 2024 ACS · 44 SHOWN OF 44

Highest Mexican population share, Idaho counties

Idaho 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 44 counties in Idaho 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

01Jerome County, IDID26,36235.9%–

02Minidoka County, IDID22,91131.7%–

03Power County, IDID8,24630.1%–

04Lincoln County, IDID5,60328.9%–

05Clark County, IDID78328.4%–

06Gooding County, IDID16,44627.2%–

07Cassia County, IDID26,39726.7%–

08Owyhee County, IDID12,66123.2%–

09Canyon County, IDID275,12322.0%–

10Blaine County, IDID25,51717.0%–

11Payette County, IDID27,82415.9%–

12Bingham County, IDID51,15315.7%–

13Washington County, IDID11,58315.6%–

14Twin Falls County, IDID97,53915.3%–

15Elmore County, IDID29,46514.5%–

16Teton County, IDID13,25413.6%–

17Bonneville County, IDID135,77112.1%–

18Fremont County, IDID14,20810.7%–

19Camas County, IDID1,3168.9%–

20Jefferson County, IDID35,2978.6%–

21Gem County, IDID21,7737.7%–

22Bannock County, IDID91,5917.6%–

23Ada County, IDID546,1417.0%–

24Madison County, IDID55,1727.0%–

25Butte County, IDID2,7836.2%–

26Boundary County, IDID13,9975.0%–

27Caribou County, IDID7,2524.7%–

28Franklin County, IDID15,8894.6%–

29Oneida County, IDID5,0854.1%–

30Boise County, IDID8,5453.9%–

31Clearwater County, IDID9,1183.9%–

32Kootenai County, IDID191,8643.7%–

33Nez Perce County, IDID42,9053.5%–

34Lewis County, IDID3,7043.3%–

35Latah County, IDID41,8423.1%–

36Idaho County, IDID17,8743.0%–

37Custer County, IDID4,6363.0%–

38Benewah County, IDID10,5082.8%–

39Bear Lake County, IDID6,7272.7%–

40Shoshone County, IDID14,1302.7%–

41Adams County, IDID5,0132.7%–

42Bonner County, IDID54,4202.5%–

43Lemhi County, IDID8,4742.4%–

44Valley County, IDID12,8311.9%–

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