RANKING · 2010 CENSUS · 18 SHOWN OF 18

Largest Australian population, Idaho counties · 2010

Idaho counties ranked by the number of residents who are Australian ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 18 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

Largest Australian population by state

RANKPLACESTATEPOPAUSTRALIAN POPULATIONVS 2000

01Ada County, IDID546,141342–

02Twin Falls County, IDID97,53948–

03Blaine County, IDID25,51747–

04Madison County, IDID55,17236–

05Canyon County, IDID275,12327–

06Jerome County, IDID26,36223–

07Kootenai County, IDID191,86423–

08Latah County, IDID41,84220–

09Boundary County, IDID13,99716–

10Franklin County, IDID15,88913–

11Bannock County, IDID91,59112–

12Bonner County, IDID54,42011–

13Bonneville County, IDID135,77111–

14Teton County, IDID13,25411–

15Valley County, IDID12,8319–

16Clearwater County, IDID9,1188–

17Jefferson County, IDID35,2974–

18Caribou County, IDID7,2523–

SHOWING 1–18 OF 18

Download CSV (full list, 18 rows)

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