Sussex County, DE Demographics
Sussex County, DE is the 2nd most populous of 3 counties in Delaware, with 237,378 residents across 936 square miles. That is about 254 people per square mile.
At the 2020 census
| Population | 237,378 |
|---|---|
| Land area | 936 sq mi |
| Density | 254 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Sussex County compares to the US
We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.
Central Location: Sussex County, DE
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Sussex County, DE — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Sussex County, DE
Related places
Other counties nearby
Nearest counties
Metro areas containing Sussex County
About this page
This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.
Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.