Ranking of Delaware Counties By Percentage of Population with Eastern European Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 3.41K people in Delaware with Eastern European ancestry (0.35% of Delaware population). Among all Delaware counties, Sussex County had the highest percentage of its population with Eastern European ancestry (0.57%), followed by New Castle County (0.31%), and Kent County (0.18%).

The chart and table below shows the top 3 counties with high percentage of its population having Eastern European ancestry.

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

Data Source: US Census Bureau.
Ranking of Delaware Counties By Percentage of Population with Eastern European Ancestry in 2021
Sussex County
New Castle County
Kent County
Ranking of Delaware Counties By Percentage of Population with Eastern European Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Sussex County 0.57
2 New Castle County 0.31
3 Kent County 0.18