RANKING · 2020 CENSUS · 29 SHOWN OF 29

Highest Spaniard population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are Spaniard origin (2020 American Community Survey). A concentration measure: Spaniard residents as a percentage of total population. This list covers the 29 counties in Idaho that qualify, ranked against each other statewide. The median across all 29 is 0.2%.

Spaniard 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

RANKPLACESTATEPOPSPANIARD SHAREVS 2010

01Lincoln County, IDID5,6031.8%–

02Bingham County, IDID51,1530.9%+0.7 pts

03Latah County, IDID41,8420.7%+0.6 pts

04Adams County, IDID5,0130.7%+0.6 pts

05Bonner County, IDID54,4200.6%+0.4 pts

06Jefferson County, IDID35,2970.6%–

07Cassia County, IDID26,3970.5%+0.5 pts

08Shoshone County, IDID14,1300.5%+0.3 pts

09Bear Lake County, IDID6,7270.4%–

10Payette County, IDID27,8240.4%+0.2 pts

11Ada County, IDID546,1410.3%0.0 pts

12Bannock County, IDID91,5910.3%+0.1 pts

13Bonneville County, IDID135,7710.3%+0.2 pts

14Canyon County, IDID275,1230.2%0.0 pts

15Elmore County, IDID29,4650.2%–

16Jerome County, IDID26,3620.2%–

17Owyhee County, IDID12,6610.2%−1.2 pts

18Fremont County, IDID14,2080.2%+0.2 pts

19Twin Falls County, IDID97,5390.2%+0.1 pts

20Boise County, IDID8,5450.2%–

21Kootenai County, IDID191,8640.2%−0.1 pts

22Idaho County, IDID17,8740.2%0.0 pts

23Nez Perce County, IDID42,9050.1%−0.1 pts

24Madison County, IDID55,1720.1%–

25Clearwater County, IDID9,1180.1%–

26Gem County, IDID21,7730.1%0.0 pts

27Minidoka County, IDID22,9110.1%0.0 pts

28Blaine County, IDID25,5170.0%–

29Lewis County, IDID3,7040.0%–

SHOWING 1–29 OF 29

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