Ranking of Delaware Counties By Percentage of the Population that Identified as Non-Hispanic from Census 2020

Updated on February 22, 2026.

According to the data from the United States 2020 decennial Census, in April 2020, among all of Delaware counties, Kent County had the highest percentange of a county's population who identified as Non-Hispanic (not hispanic or latino) (92.31%), followed by New Castle County (88.87%), and Sussex County (88.71%).

The chart below shows the top 3 counties, and the table below shows the ranking of all Delaware counties based on the percentage of each county's population that identified as non-hispanic.

You can see similar ranking information for other states and also for the different racial groups and the different ethnicities in Delaware.

Ranking of Delaware Counties By Percentage of the Population that Identified as Non-Hispanic from Census 2020
Kent
New Castle
Sussex
Ranking of Delaware Counties By Percentage of the Population that Identified as Non-Hispanic from Census 2020
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Rank County % County Population
1 Kent County 92.31
2 New Castle County 88.87
3 Sussex County 88.71