RANKING · 2020 CENSUS · 25 SHOWN OF 25

Highest Croatian population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are Croatian ancestry (2023 American Community Survey). A concentration measure: Croatian residents as a percentage of total population. This list covers the 25 counties in Idaho that qualify, ranked against each other statewide.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPCROATIAN SHAREVS 2000

01Custer County, IDID4,6360.5%–

02Lemhi County, IDID8,4740.3%–

03Bonner County, IDID54,4200.2%–

04Latah County, IDID41,8420.2%–

05Gem County, IDID21,7730.2%–

06Boundary County, IDID13,9970.2%–

07Ada County, IDID546,1410.1%–

08Elmore County, IDID29,4650.1%–

09Twin Falls County, IDID97,5390.1%–

10Benewah County, IDID10,5080.1%–

11Minidoka County, IDID22,9110.1%–

12Canyon County, IDID275,1230.1%–

13Owyhee County, IDID12,6610.1%–

14Lewis County, IDID3,7040.1%–

15Clearwater County, IDID9,1180.1%–

16Boise County, IDID8,5450.1%–

17Kootenai County, IDID191,8640.1%–

18Payette County, IDID27,8240.1%–

19Jefferson County, IDID35,2970.1%–

20Blaine County, IDID25,5170.1%–

21Bannock County, IDID91,5910.0%–

22Shoshone County, IDID14,1300.0%–

23Bonneville County, IDID135,7710.0%–

24Idaho County, IDID17,8740.0%–

25Madison County, IDID55,1720.0%–

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