Sussex County, Delaware
Population estimates, July 1, 2025, (V2025) 277,140
People
Population
Population estimates, July 1, 2025, (V2025) 277,140
Population estimates, July 1, 2024, (V2024) 271,134
Population estimates base, April 1, 2020, (V2025) 237,379
Population estimates base, April 1, 2020, (V2024) 237,390
Population, percent change - April 1, 2020 (estimates base) to July 1, 2025, (V2025) 16.8%
Population, percent change - April 1, 2020 (estimates base) to July 1, 2024, (V2024) 14.2%
Population, Census, April 1, 2020 237,378
Population, Census, April 1, 2010 197,145
Age and Sex
Persons under 5 years, percent 4.6%
Persons under 18 years, percent 17.6%
Persons 65 years and over, percent 31.8%
Female persons, percent 51.6%
Race and Hispanic Origin
White alone, percent 83.0%
Black alone, percent(a) 11.5%
American Indian and Alaska Native alone, percent(a) 1.3%
Asian alone, percent(a) 1.5%
Native Hawaiian and Other Pacific Islander alone, percent(a) 0.2%
Two or More Races, percent 2.5%
Hispanic or Latino, percent(b) 12.1%
White alone, not Hispanic or Latino, percent 73.2%
Population Characteristics
Veterans, 2020-2024 17,767
Foreign-born persons, percent, 2020-2024 8.4%
Housing
Housing Units, July 1, 2025, (V2025) 164,532
Owner-occupied housing unit rate, 2020-2024 81.6%
Median value of owner-occupied housing units, 2020-2024 $382,600
Median selected monthly owner costs - with a mortgage, 2020-2024 $1,736
Median selected monthly owner costs - without a mortage, 2020-2024 $535
Median gross rent, 2020-2024 $1,238
Building Permits, 2025 3,885
Families & Living Arrangements
Households, 2020-2024 106,441
Persons per household, 2020-2024 2.38
Living in the same house 1 year ago, percent of persons age 1 year+ , 2020-2024 90.0%
Language other than English spoken at home, percent of persons age 5 years+, 2020-2024 13.0%
Computer and Internet Use
Households with a computer, percent, 2020-2024 95.7%
Households with a broadband Internet subscription, percent, 2020-2024 91.5%
Education
High school graduate or higher, percent of persons age 25 years+, 2020-2024 90.2%
Bachelor's degree or higher, percent of persons age 25 years+, 2020-2024 33.0%
Health
With a disability, under age 65 years, percent, 2020-2024 9.9%
Persons without health insurance, under age 65 years, percent 9.1%
Economy
In civilian labor force, total, percent of population age 16 years+, 2020-2024 54.0%
In civilian labor force, female, percent of population age 16 years+, 2020-2024 50.2%
Total accommodation and food services sales, 2022 ($1,000)(c) 1,006,810
Total health care and social assistance receipts/revenue, 2022 ($1,000)(c) 2,143,922
Total transportation and warehousing receipts/revenue, 2022 ($1,000)(c) 430,123
Total retail sales, 2022 ($1,000)(c) 5,427,365
Total retail sales per capita, 2022(c) $21,164
Transportation
Mean travel time to work (minutes), workers age 16 years+, 2020-2024 27.3
Income & Poverty
Median households income (in 2024 dollars), 2020-2024 $81,497
Per capita income in past 12 months (in 2024 dollars), 2020-2024 $46,684
Persons in poverty, percent 9.5%
Businesses
Businesses
Total employer establishments, 2023 6,411
Total employment, 2023 78,541
Total annual payroll, 2023 ($1,000) 4,008,631
Total employment, percent change, 2022-2023 2.4%
Total nonemployer establishments, 2023 23,077
All employer firms, Reference year 2023 4,910
Male-owned employer firms, Reference year 2023 2,850
Female-owned employer firms, Reference year 2023 943
Minority-owned employer firms, Reference year 2023 554
Nonminority-owned employer firms, Reference year 2023 3,853
Veteran-owned employer firms, Reference year 2023 278
Nonveteran-owned employer firms, Reference year 2023 4,080
Geography
Geography
Population per square mile, 2020 253.6
Population per square mile, 2010 210.6
Land area in square miles, 2020 936.16
Land area in square miles, 2010 936.08
FIPS Code 10005