Ranking of Delaware Counties By Percentage of Population with French (except Basque) Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 12.20K people in Delaware with French (except Basque) ancestry (1.24% of Delaware population). Among all Delaware counties, Sussex County had the highest percentage of its population with French (except Basque) ancestry (1.45%), followed by Kent County (1.24%), and New Castle County (1.16%).

The chart and table below shows the top 3 counties with high percentage of its population having French (except Basque) 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 French (except Basque) Ancestry in 2021
Sussex County
Kent County
New Castle County
Ranking of Delaware Counties By Percentage of Population with French (except Basque) Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Sussex County 1.45
2 Kent County 1.24
3 New Castle County 1.16