Ranking of Idaho Counties By Percentage of Population with Australian Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 760 people in Idaho with Australian ancestry (0.04% of Idaho population). Among all Idaho counties, Blaine County had the highest percentage of its population with Australian ancestry (0.20%), followed by Benewah County (0.13%), and Canyon County (0.09%).
The chart and table below shows the top 10 counties with high percentage of its population having Australian ancestry.
You can see similar information for other states and for other ancestry groups in Idaho.
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Related Topics: Idaho ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Idaho Counties By Percentage of Population with Australian Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Blaine County | 0.20 |
| 2 | Benewah County | 0.13 |
| 3 | Canyon County | 0.09 |
| 4 | Bingham County | 0.07 |
| 5 | Ada County | 0.06 |
| 5 | Kootenai County | 0.06 |
| 5 | Lewis County | 0.06 |
| 6 | Latah County | 0.05 |
| 7 | Franklin County | 0.03 |
| 7 | Idaho County | 0.03 |
| 7 | Nez Perce County | 0.03 |
| 8 | Bonner County | 0.02 |
| 8 | Fremont County | 0.02 |
| 9 | Bannock County | 0.01 |
| 9 | Bonneville County | 0.01 |