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Life Expectancy in Delaware, by County

Life Expectancy for every county in Delaware, ranked. The highest is Sussex County at 77.8 and the lowest is Kent County at 76.0.

Delaware: n/a · United States: n/a · median county in Delaware: 77.4

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#County Life Expectancy
1Sussex County77.8
2New Castle County77.4
3Kent County76.0

Average number of years a baby born today would live under current mortality conditions.

Source: County Health Rankings 2024 (from National Center for Health Statistics, CDC), 2024.

Life Expectancy in other states

Other statistics for Delaware by county