Ranking of Illinois Counties By Percentage of Population with West Indian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.93K people in Illinois with West Indian ancestry (0.02% of Illinois population). Among all Illinois counties, Putnam County had the highest percentage of its population with West Indian ancestry (0.07%), followed by Franklin County (0.05%), and Cook County (0.04%).

The chart and table below shows the top 10 counties with high percentage of its population having West Indian 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 Percentage of Population with West Indian Ancestry in 2021
Putnam County
Franklin County
Cook County
Carroll County
Champaign County
DuPage County
St. Clair County
Will County
De Witt County
Jackson County
Ranking of Illinois Counties By Percentage of Population with West Indian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Putnam County 0.07
2 Franklin County 0.05
3 Cook County 0.04
4 Carroll County 0.03
4 Champaign County 0.03
4 DuPage County 0.03
4 St. Clair County 0.03
4 Will County 0.03
5 De Witt County 0.02
5 Jackson County 0.02
5 Lake County 0.02
5 Lee County 0.02
5 Piatt County 0.02
5 Shelby County 0.02
6 Kane County 0.01
6 Kendall County 0.01
6 McHenry County 0.01
6 McLean County 0.01
6 Rock Island County 0.01
7 Madison County 0.004
8 Woodford County 0.003
9 Peoria County 0.002