Ranking of Illinois Counties By Population with Guyanese Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.26K people in Illinois with Guyanese ancestry. Among all Illinois counties, Cook County had the highest population with Guyanese ancestry (739), followed by DeKalb County (182), and Will County (136).

The chart and table below shows the top 10 counties with high number of people with Guyanese 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 Guyanese Ancestry in 2021
Cook County
DeKalb County
Will County
St. Clair County
Lake County
DuPage County
Woodford County
Kane County
Putnam County
Randolph County
Ranking of Illinois Counties By Population with Guyanese Ancestry in 2021
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Rank County Population
1 Cook County 739
2 DeKalb County 182
3 Will County 136
4 St. Clair County 95
5 Lake County 40
6 DuPage County 24
7 Woodford County 19
8 Kane County 17
9 Putnam County 7
10 Randolph County 3