Ranking of Illinois Counties By Percentage of Population with German Russian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 578 people in Illinois with German Russian ancestry (0.01% of Illinois population). Among all Illinois counties, Greene County had the highest percentage of its population with German Russian ancestry (0.07%), followed by Iroquois County (0.06%), and Champaign County (0.05%).

The chart and table below shows the top 10 counties with high percentage of its population having German Russian 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 German Russian Ancestry in 2021
Greene County
Iroquois County
Champaign County
McLean County
Knox County
Lake County
McHenry County
Madison County
Rock Island County
Will County
Ranking of Illinois Counties By Percentage of Population with German Russian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Greene County 0.07
2 Iroquois County 0.06
3 Champaign County 0.05
4 McLean County 0.03
5 Knox County 0.02
6 Lake County 0.01
6 McHenry County 0.01
6 Madison County 0.01
6 Rock Island County 0.01
7 Will County 0.005
8 Cook County 0.004
8 Peoria County 0.004
8 Vermilion County 0.004