Ranking of Delaware Counties By Percentage of Population that were Immigrants or Foreign-Born in 2021 (ACS-5Yrs)

Updated on September 27, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among all Delaware counties, New Castle had the highest percentage of its population being immigrants or foreign-born (11.66%), followed by Sussex (7.41%), and Kent (6.17%).

The chart below shows the top 3 counties, and the table below shows the ranking of all Delaware counties.

You can see similar information for other states. You can also see the ranking for all counties in the United States.

Ranking of Delaware Counties By Percentage of Population that were Immigrants or Foreign-Born in 2021
New Castle
Sussex
Kent
Ranking of Delaware Counties By Percentage of Population that were Immigrants or Foreign-Born in 2021
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Rank County Perc. of County Population (%)
1 New Castle 11.66
2 Sussex 7.41
3 Kent 6.17