Seaford is a city in Sussex County, Delaware, home to about 8,485 people across 5.1 square miles. Its ZIP code is 19973, and parts of 19933 are in Seaford too.
Homes sold for a median of $202 per square foot in the three months ending August 2026, a balanced market.
Population8,4851,667 per sq mi
Median home value$224,300Census, as estimated by owners
Price per sq ft$202Sold homes, 3 months to August 2026
Each card is that ZIP code’s whole market, including any part outside Seaford. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
The Seaford guide is on the way
We’re writing up Seaford’s story and what everyday life there is like, for people thinking about moving in.
History
What it’s like to live there
Getting around
Things to do
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Around Seaford
Distances
Nearest major airport
Baltimore/Washington International Thurgood Marshall Airport (BWI)68 miles away
Closer regional airport
Salisbury Ocean City Wicomico Regional Airport (SBY)21 miles away
Nearest city of 250,000+
Baltimore, MD71 miles away
Nearest city of 1 million+
Philadelphia, PA98 miles away
Straight-line distances from the center of Seaford; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Who represents Seaford
U.S. Representative · Delaware at-largeSarah McBride (D)
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
Seaford had 7,957 residents in the 2020 census, up 19% since 2000.
It’s the 13th largest of 79 towns in Delaware by population.
Sussex County grew from 42,276 residents in 1900 to 237,378 in 2020.
Sussex County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 87°F in summer, and winter lows average 25°F. About 46.3 inches of rain and melted snow fall in a typical year, with about 13 inches of snow.
Source: NOAA 1991–2020 climate normals, Greenwood 2ne, DE weather station (12 miles away).
Jobs in Sussex County
78,541 jobs at 6,411 businesses in Sussex County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
278 doctors and other health care providers list an office in Seaford.
Nearest hospitals
Tidalhealth Nanticoke, INC.General hospital · emergency room · CMS rating 3 of 5 · SeafordUnder a mile
Tidalhealth Peninsula Regional, INCGeneral hospital · emergency room · CMS rating 4 of 5 · Salisbury19.2 miles
Bayhealth Hospital, Sussex CampusGeneral hospital · emergency room · CMS rating 3 of 5 · Milford21.5 miles
Providers with an office here
Primary care doctors
30
Specialist doctors
49
Dentists
3
Nurse practitioners and physician assistants
58
Mental health providers
86
Physical and occupational therapists
40
Optometrists
4
Chiropractors
8
Pharmacies
8
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Places in and around Seaford
Parks (9 nearby)
Seaford Sports Complex · 27 acres1.2 mi
Ross Mansion Grounds · 23 acres1.3 mi
Williams Pond Park · 21 acres0.6 mi
Blades Public Park · 2 acres0.6 mi
Kiwanis Park · 2 acres1.4 mi
Grocery stores (5 nearby)
Tienda Adonay0.3 mi
Tienda Adonay0.3 mi
Save-A-Lot1.0 mi
Food Lion1.3 mi
Pharmacies (3 nearby)
Seaford Pharmacy1.2 mi
Rite Aid1.5 mi
Walgreens1.5 mi
Libraries (1 nearby)
Seaford District Library1.3 mi
Museums (2 nearby)
Seaford Museum0.5 mi
Ross Mansion1.4 mi
Counts are within about 1.5 miles of the center of town.
Public schools here are run by Seaford School District, Sussex Montessori School. Check each district’s attendance zones for a specific address.
Public schools(8)
School
Grades
Students
Type
Distance
Sussex Orthopedic ProgramSeaford
Pre-K–12
57
Special Education
0.9 mi
Blades Elementary SchoolBlades
K–2
410
Public
0.7 mi
Sussex Montessori SchoolSeaford
K–6
383
Charter
1.9 mi
West Seaford Elementary SchoolSeaford
K–2
424
Public
1.5 mi
Frederick Douglass Elementary SchoolSeaford
3–5
456
Public
0.3 mi
Seaford Central Elementary SchoolSeaford
3–5
473
Public
0.9 mi
Seaford Middle SchoolSeaford
6–8
800
Public
0.7 mi
Seaford Senior High SchoolSeaford
9–12
960
Public
0.9 mi
Private schools(3)
School
Grades
Students
Affiliation
Distance
Child Craft CompanySeaford
Pre-K–4
17
Nonsectarian
1.2 mi
St Johns Preschool KindergartenSeaford
Pre-K–K
17
Methodist
0.5 mi
The Cross Christian AcademySeaford
Pre-K–12
120
Christian (no specific denomination)
0.8 mi
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.