Ranking of Illinois Counties By Population with Cajun Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 448 people in Illinois with Cajun ancestry. Among all Illinois counties, Cook County had the highest population with Cajun ancestry (76), followed by DuPage County (71), and Winnebago County (63).
The chart and table below shows the top 10 counties with high number of people with Cajun ancestry.
You can see similar information for other states and for other ancestry groups in Illinois.
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Related Topics: Illinois ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Illinois Counties By Population with Cajun Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Cook County | 76 |
| 2 | DuPage County | 71 |
| 3 | Winnebago County | 63 |
| 4 | Kane County | 50 |
| 5 | Sangamon County | 48 |
| 6 | McLean County | 22 |
| 6 | Will County | 22 |
| 7 | Jo Daviess County | 20 |
| 8 | Iroquois County | 18 |
| 9 | Lake County | 14 |
| 10 | Clinton County | 13 |
| 11 | McHenry County | 9 |
| 11 | Randolph County | 9 |
| 12 | Madison County | 5 |
| 13 | Logan County | 3 |
| 13 | Ogle County | 3 |
| 14 | Knox County | 2 |