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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 469 people in Illinois with British West Indian ancestry (0.004% of Illinois population). Among all Illinois counties, DeKalb County had the highest percentage of its population with British West Indian ancestry (0.09%), followed by Adams County (0.03%), and Whiteside County (0.02%).

The chart and table below shows the top 8 counties with high percentage of its population having British 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 British West Indian Ancestry in 2021
DeKalb County
Adams County
Whiteside County
Cook County
Lake County
Franklin County
Kane County
Will County
Ranking of Illinois Counties By Percentage of Population with British West Indian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 DeKalb County 0.09
2 Adams County 0.03
3 Whiteside County 0.02
4 Cook County 0.01
4 Lake County 0.01
5 Franklin County 0.003
6 Kane County 0.001
6 Will County 0.001