For the 2026 school year, there are 14 public high schools serving 12,669 students in Sussex County, DE.
The top-ranked public high schools in Sussex County, DE are Sussex Academy, Cape Henlopen High School and Delmar High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Sussex County, DE public high schools have an average math proficiency score of 28% (versus the Delaware public high school average of 33%), and reading proficiency score of 49% (versus the 51% statewide average). High schools in Sussex County have an average ranking of 4/10, which is in the bottom 50% of Delaware public high schools.
Sussex County, DE public high school have a Graduation Rate of 85%, which is less than the Delaware average of 89%.
The school with highest graduation rate is Sussex Technical High School, with 96% graduation rate. Read more about public school graduation rate statistics in Delaware or national school graduation rate statistics.
Minority enrollment is 50% of the student body (majority Hispanic), which is less than the Delaware public high school average of 62% (majority Black).
Best Public High Schools in Sussex County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Sussex Academy
Charter School
(Math: 57% | Reading: 78%)
Rank:
Rank:
10/
Top 5%10
21150 Airport Road
Georgetown, DE 19947
(302) 856-3636
Georgetown, DE 19947
(302) 856-3636
Gr: K-12 | 1,182 students Student-teacher ratio: 20:1 Minority enrollment: 30%
Rank: #22.
Cape Henlopen High School
(Math: 32% | Reading: 60%)
Rank:
Rank:
8/
Top 30%10
1250 Kings Highway
Lewes, DE 19958
(302) 645-7711
Lewes, DE 19958
(302) 645-7711
Gr: 9-12 | 1,889 students Student-teacher ratio: 15:1 Minority enrollment: 38%
Rank: #33.
Delmar High School
(Math: 20-24% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
200 North Eighth Street
Delmar, DE 19940
(302) 846-9544
Delmar, DE 19940
(302) 846-9544
Gr: 9-12 | 713 students Student-teacher ratio: 20:1 Minority enrollment: 42%
Rank: #44.
Indian River High School
(Math: 24% | Reading: 48%)
Rank:
Rank:
6/
Top 50%10
29772 Armory Road
Frankford, DE 19945
(302) 732-1500
Frankford, DE 19945
(302) 732-1500
Gr: 9-12 | 1,073 students Student-teacher ratio: 13:1 Minority enrollment: 39%
Rank: #55.
Sussex Technical High School
Vocational School
(Math: 15% | Reading: 50%)
Rank:
Rank:
5/
Bottom 50%10
17099 County Seat Highway
Georgetown, DE 19947
(302) 856-0961
Georgetown, DE 19947
(302) 856-0961
Gr: 9-12 | 1,341 students Student-teacher ratio: 15:1 Minority enrollment: 50%
Rank: #66.
Sussex Central High School
(Math: 24% | Reading: 28%)
Rank:
Rank:
4/
Bottom 50%10
26026 Patriots Way
Georgetown, DE 19947
(302) 934-3166
Georgetown, DE 19947
(302) 934-3166
Gr: 9-12 | 2,012 students Student-teacher ratio: 15:1 Minority enrollment: 67%
Rank: #77.
Milford Senior High School
(Math: 16% | Reading: 38%)
Rank:
Rank:
4/
Bottom 50%10
1019 North Walnut Street
Milford, DE 19963
(302) 422-1610
Milford, DE 19963
(302) 422-1610
Gr: 9-12 | 1,271 students Student-teacher ratio: 20:1 Minority enrollment: 59%
Rank: #8 - 98. - 9.
Laurel Senior High School
(Math: 10-14% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
1133 South Central Avenue
Laurel, DE 19956
(302) 875-6120
Laurel, DE 19956
(302) 875-6120
Gr: 9-12 | 753 students Student-teacher ratio: 18:1 Minority enrollment: 60%
Rank: #8 - 98. - 9.
Woodbridge High School
(Math: 10-14% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
14712 Woodbridge Road
Greenwood, DE 19950
(302) 232-3333
Greenwood, DE 19950
(302) 232-3333
Gr: 9-12 | 728 students Student-teacher ratio: 15:1 Minority enrollment: 59%
Rank: #1010.
Seaford Senior High School
(Math: 10-14% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
399 North Market Street Ext
Seaford, DE 19973
(302) 629-4587
Seaford, DE 19973
(302) 629-4587
Gr: 9-12 | 960 students Student-teacher ratio: 21:1 Minority enrollment: 76%
Rank: #1111.
Sussex Consortium
Special Education School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
17344 Sweetbriar Road
Lewes, DE 19958
(302) 645-7210
Lewes, DE 19958
(302) 645-7210
Gr: PK-12 | 439 students Student-teacher ratio: 5:1 Minority enrollment: 32%
Rank: #1212.
Ennis (Howard T.) School
Special Education School
(Math: ≤5% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
26021 Patriots Way
Georgetown, DE 19947
(302) 856-1930
Georgetown, DE 19947
(302) 856-1930
Gr: PK-12 | 340 students Student-teacher ratio: 6:1 Minority enrollment: 57%
Rank: n/an/a
Indian River Intensive Learning Center
Special Education School
31 Hosier Street
Selbyville, DE 19975
(302) 732-3800
Selbyville, DE 19975
(302) 732-3800
Gr: 12 | 156 students Minority enrollment: 42%
Rank: n/an/a
Sussex Orthopedic Program
Special Education School
One Delaware Place
Seaford, DE 19973
(302) 629-4587
Seaford, DE 19973
(302) 629-4587
Gr: PK-12 | 57 students Minority enrollment: 65%
Frequently Asked Questions
What are the top-ranked public high schools in Sussex County, DE?
The top-ranked public high schools in Sussex County, DE include Sussex Academy, Cape Henlopen High School and Delmar High School.
How many public high schools are located in Sussex County?
13 public high schools are located in Sussex County.
What is the racial composition of students in Sussex County?
Sussex County public high schools minority enrollment is 50% of the student body (majority Hispanic), which is less than the Delaware public high schools average of 62% (majority Black).
Which public high schools in Sussex County are often viewed compared to one another?
Popular comparisons of public high schools in Sussex County include: Sussex Central High School vs. Indian River High School, Cape Henlopen High School vs. Indian River High School, Woodbridge High School vs. Cape Henlopen High School
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