Total Population in Sussex County, DE
ACS 2024 5-Year Estimates
How Sussex County Compares
National Distribution
Where Sussex County falls among all 3,222 U.S. counties for total population.
■ Sussex County: 255,626
Ranking Context
| Rank | County | Value |
|---|---|---|
| #279 | Marin County, CA | 257,969 |
| #280 | Yakima County, WA | 257,152 |
| #281 | Washington County, AR | 256,765 |
| #282 | Sussex County, DE | 255,626 |
| #283 | Jefferson County, TX | 253,878 |
| #284 | St. Clair County, IL | 253,694 |
| #285 | Chesapeake city, VA | 252,583 |
Total Population in Sussex County, Delaware
Sussex County, Delaware has a total population of 255,626, which ranks #282 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.
Within Delaware, Sussex County ranks #2 of 3 out of 3 counties. This places it in the 91th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.