RANKING · 2010 CENSUS · 44 SHOWN OF 44

Highest Mexican population share, Idaho counties · 2010

Idaho counties ranked by the share of all residents who are Mexican origin (2010 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. The median across all 44 is 5.5%.

Mexican Americans: full group profile →

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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 –

01Clark County, IDID78348.5%–

02Minidoka County, IDID22,91127.5%–

03Power County, IDID8,24627.0%–

04Jerome County, IDID26,36226.4%–

05Gooding County, IDID16,44623.0%–

06Lincoln County, IDID5,60322.8%–

07Cassia County, IDID26,39722.0%–

08Owyhee County, IDID12,66121.5%–

09Canyon County, IDID275,12320.6%–

10Blaine County, IDID25,51716.5%–

11Bingham County, IDID51,15314.8%–

12Washington County, IDID11,58314.3%–

13Camas County, IDID1,31613.8%–

14Elmore County, IDID29,46513.4%–

15Teton County, IDID13,25412.9%–

16Payette County, IDID27,82412.8%–

17Fremont County, IDID14,20811.5%–

18Twin Falls County, IDID97,53911.5%–

19Bonneville County, IDID135,7719.4%–

20Jefferson County, IDID35,2978.7%–

21Gem County, IDID21,7736.1%–

22Ada County, IDID546,1415.5%–

23Bannock County, IDID91,5915.5%–

24Franklin County, IDID15,8895.1%–

25Caribou County, IDID7,2523.8%–

26Madison County, IDID55,1723.7%–

27Kootenai County, IDID191,8642.9%–

28Lewis County, IDID3,7042.6%–

29Latah County, IDID41,8422.6%–

30Bear Lake County, IDID6,7272.6%–

31Butte County, IDID2,7832.5%–

32Boundary County, IDID13,9972.4%–

33Clearwater County, IDID9,1182.3%–

34Boise County, IDID8,5452.1%–

35Shoshone County, IDID14,1302.1%–

36Benewah County, IDID10,5082.1%–

37Idaho County, IDID17,8741.9%–

38Lemhi County, IDID8,4741.8%–

39Custer County, IDID4,6361.7%–

40Valley County, IDID12,8311.7%–

41Bonner County, IDID54,4201.7%–

42Nez Perce County, IDID42,9051.6%–

43Oneida County, IDID5,0850.9%–

44Adams County, IDID5,0130.8%–

SHOWING 1–44 OF 44

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