Seaford Senior High School
Public
High Grades 9–12
Part of Seaford School District
399 North Market Street Ext, Seaford, DE 19973 · (302) 629-4587
Community ratings
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Academic performance
Math proficiency12%
State average 26.5%
Reading / language arts27%
State average 41.9%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
960Students enrolled
21:1Student–teacher ratio
TownSetting
Regular SchoolSchool type
Enrollment by grade
Grade 9288
Grade 10240
Grade 11222
Grade 12210
Students
Black · 39%377
Hispanic · 30%285
White · 24%229
Two or more races · 6%61
Asian · 1%6
American Indian/Alaska Native · 0%2
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
797’20
805’21
879’22
833’23
960’24
Location
399 North Market Street Ext Seaford
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.