Seaford city, Delaware Demographics & Population 2026
As of 2026, Seaford city, Delaware has a total population of 8,255, the 13th largest city in Delaware, with a median household income of $51,120, which is 38% lower than the state average. The poverty rate is 18.2%.
Key Takeaways
- Household income is 38% below the state average, indicating significant economic challenges.
- Unemployment rate of 13.0% is notably above the national average.
Seaford city Quick Facts
How Seaford city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 59 | National average: 60
Education
Educational Attainment (Adults 25+)
Seaford city Rankings in Delaware
Explore Delaware Rankings
Cities Similar to Seaford city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Georgetown town | 7,456 | $47,423 | $266,100 | 15.3% | 15.9% |
| Wilmington Manor CDP | 8,030 | $72,346 | $220,400 | 20.0% | 11.0% |
| Claymont CDP | 9,543 | $75,808 | $262,900 | 33.7% | 10.2% |
| Millsboro town | 7,152 | $77,750 | $297,000 | 36.7% | 9.6% |
| Milford city | 12,193 | $55,265 | $274,600 | 30.0% | 20.3% |
Population Overview
Seaford city is a small city located in Delaware. The total population is 8,255. It ranks as the 13th most populous out of 79 cities and towns in Delaware.
Age Demographics
The median age in Seaford city is 41.3 years. This is about average than the state median of 41.5 years.
Economy, Income & Housing
The median household income in Seaford city is $51,120. This is 38% lower than the state median of $82,855. Compared to the national median of $78,538, household income here is 35% lower. The poverty rate stands at 18.2%. This is 69% higher than the state poverty rate of 10.7%. The unemployment rate is 13.0%. This is 158% higher than the state rate of 5.1%. The median home value is $223,700. Housing costs are 32% lower than the state median of $326,800. The home-value-to-income ratio is 4.4x. 49.6% of occupied housing units are owner-occupied. This homeownership rate is 31% lower than the state average of 72.3%.
Race & Ethnicity
The largest racial or ethnic group in Seaford city is White (non-Hispanic), making up 50.5% of the population. Black or African American residents account for 24.1%.
Education
17.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% lower than the state rate of 35.3%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 80.0%.
Data Sources & Methodology
All demographic data for Seaford city, Delaware is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Delaware state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 79 Census-designated places in Delaware. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Seaford city, Delaware?
Seaford city, Delaware has a population of 8,255 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Seaford city, DE?
The median household income in Seaford city is $51,120, which is 35% lower the national median of $78,538.
What is the poverty rate in Seaford city, DE?
The poverty rate in Seaford city is 18.2%. This means approximately 1,442 residents live below the federal poverty line.
What is the racial makeup of Seaford city, Delaware?
Seaford city's population is 50.5% White, 24.1% Black, 10.5% Hispanic/Latino, and 2.2% Asian.
What is the median home value in Seaford city, DE?
The median home value in Seaford city is $223,700. The home-value-to-income ratio is 4.4x.
How educated is Seaford city, Delaware?
17.5% of adults (25+) in Seaford city hold a bachelor's degree or higher, and 7.3% hold a graduate or professional degree.