RANKING · 2024 ACS · 23 SHOWN OF 23

Highest Croatian population share, Idaho counties

Idaho counties ranked by the share of all residents who are Croatian ancestry (2024 American Community Survey). A concentration measure: Croatian residents as a percentage of total population. This list covers the 23 counties in Idaho that qualify, ranked against each other statewide. The median across all 23 is 0.1%. Biggest climber in the top 100 since 2020: Blaine County, ID, up 18 places to #2.

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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 2010

01Custer County, IDID4,6360.4%−0.1 pts

02▲18Blaine County, IDID25,5170.2%0.0 pts

03Valley County, IDID12,8310.2%–

04▼1Bonner County, IDID54,4200.2%+0.1 pts

05▼1Latah County, IDID41,8420.2%+0.1 pts

06▼4Lemhi County, IDID8,4740.2%0.0 pts

07Ada County, IDID546,1410.2%0.0 pts

08▲3Minidoka County, IDID22,9110.1%–

09▲6Clearwater County, IDID9,1180.1%0.0 pts

10▼1Twin Falls County, IDID97,5390.1%0.0 pts

11▲13Idaho County, IDID17,8740.1%–

12▼4Elmore County, IDID29,4650.1%+0.1 pts

13Teton County, IDID13,2540.1%–

14▲3Kootenai County, IDID191,8640.1%−0.1 pts

15▲8Bonneville County, IDID135,7710.1%–

16▲6Shoshone County, IDID14,1300.1%−0.1 pts

17▼5Canyon County, IDID275,1230.1%0.0 pts

18Fremont County, IDID14,2080.1%–

19▼1Payette County, IDID27,8240.0%–

20Nez Perce County, IDID42,9050.0%−0.1 pts

21▼16Gem County, IDID21,7730.0%−0.2 pts

22Cassia County, IDID26,3970.0%0.0 pts

23▼2Bannock County, IDID91,5910.0%0.0 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES