Ranking of Illinois Counties By Population with Australian Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 3.00K people in Illinois with Australian ancestry. Among all Illinois counties, Cook County had the highest population with Australian ancestry (1.75K), followed by Lake County (311), and DuPage County (154).
The chart and table below shows the top 10 counties with high number of people with Australian ancestry.
You can see similar information for other states and for other ancestry groups in Illinois.
You may also be interested in:
Related Topics: Illinois ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Illinois Counties By Population with Australian Ancestry in 2021
25
0 of 0
| Rank | County | Population |
|---|---|---|
| 1 | Cook County | 1746 |
| 2 | Lake County | 311 |
| 3 | DuPage County | 154 |
| 4 | Kane County | 123 |
| 5 | DeKalb County | 95 |
| 6 | Peoria County | 69 |
| 7 | Sangamon County | 54 |
| 8 | St. Clair County | 39 |
| 9 | McLean County | 38 |
| 10 | Will County | 34 |
| 11 | Mason County | 32 |
| 12 | Knox County | 30 |
| 12 | Tazewell County | 30 |
| 13 | Champaign County | 26 |
| 13 | Madison County | 26 |
| 14 | Douglas County | 24 |
| 15 | Christian County | 23 |
| 16 | Iroquois County | 19 |
| 16 | Vermilion County | 19 |
| 17 | Macon County | 15 |
| 17 | Rock Island County | 15 |
| 18 | Clinton County | 12 |
| 18 | Whiteside County | 12 |
| 19 | Moultrie County | 11 |
| 20 | Winnebago County | 7 |
| 21 | Kankakee County | 5 |
| 22 | Edwards County | 4 |
| 22 | Henry County | 4 |
| 22 | Kendall County | 4 |
| 22 | Lee County | 4 |
| 23 | Bureau County | 3 |
| 23 | Jefferson County | 3 |
| 23 | LaSalle County | 3 |
| 23 | Morgan County | 3 |
| 24 | Grundy County | 2 |
| 24 | Wabash County | 2 |
| 25 | Effingham County | 1 |
| 25 | Marshall County | 1 |