Ranking of Illinois Counties By Population with Basque Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 420 people in Illinois with Basque ancestry. Among all Illinois counties, Cook County had the highest population with Basque ancestry (312), followed by DuPage County (37), and Lee County (29).

The chart and table below shows the top 10 counties with high number of people with Basque ancestry.

You can see similar information for other states and for other ancestry groups in Illinois.

Data Source: US Census Bureau.
Ranking of Illinois Counties By Population with Basque Ancestry in 2021
Cook County
DuPage County
Lee County
Kankakee County
Jackson County
McLean County
Will County
Morgan County
Sangamon County
McHenry County
Ranking of Illinois Counties By Population with Basque Ancestry in 2021
0 of 0
Rank County Population
1 Cook County 312
2 DuPage County 37
3 Lee County 29
4 Kankakee County 11
5 Jackson County 10
6 McLean County 6
6 Will County 6
7 Morgan County 3
7 Sangamon County 3
8 McHenry County 2
9 Bureau County 1