For the 2025 school year, there are 14 public high schools serving 12,735 students in Sussex County, DE.
The top ranked public high schools in Sussex County, DE are Sussex Academy, Delmar High School and Cape Henlopen 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 29% (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 86%, which is less than the Delaware average of 88%.
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 60% (majority Black).
Best Public High Schools in Sussex County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
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
Grades: K-12
| 1,158 students
Rank: #22.
Delmar High School
(Math: 35-39% | Reading: 50-54%)
Rank:
Rank:
8/
Top 30%10
200 North Eighth Street
Delmar, DE 19940
(302) 846-9544
Delmar, DE 19940
(302) 846-9544
Grades: 9-12
| 714 students
Rank: #33.
Cape Henlopen High School
(Math: 28% | Reading: 60%)
Rank:
Rank:
7/
Top 50%10
1250 Kings Highway
Lewes, DE 19958
(302) 645-7711
Lewes, DE 19958
(302) 645-7711
Grades: 9-12
| 1,918 students
Rank: #44.
Indian River High School
(Math: 33% | Reading: 48%)
Rank:
Rank:
7/
Top 50%10
29772 Armory Road
Frankford, DE 19945
(302) 732-1500
Frankford, DE 19945
(302) 732-1500
Grades: 9-12
| 1,092 students
Rank: #55.
Sussex Technical High School
Vocational School
(Math: 21% | Reading: 50%)
Rank:
Rank:
6/
Top 50%10
17099 County Seat Highway
Georgetown, DE 19947
(302) 856-0961
Georgetown, DE 19947
(302) 856-0961
Grades: 9-12
| 1,323 students
Rank: #66.
Milford Senior High School
(Math: 19% | Reading: 38%)
Rank:
Rank:
4/
Bottom 50%10
1019 North Walnut Street
Milford, DE 19963
(302) 422-1610
Milford, DE 19963
(302) 422-1610
Grades: 9-12
| 1,315 students
Rank: #77.
Sussex Central High School
(Math: 20% | Reading: 28%)
Rank:
Rank:
3/
Bottom 50%10
26026 Patriots Way
Georgetown, DE 19947
(302) 934-3166
Georgetown, DE 19947
(302) 934-3166
Grades: 9-12
| 2,012 students
Rank: #88.
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
Grades: 9-12
| 724 students
Rank: #99.
Woodbridge High School
(Math: 6-9% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
14712 Woodbridge Road
Greenwood, DE 19950
(302) 232-3333
Greenwood, DE 19950
(302) 232-3333
Grades: 9-12
| 687 students
Rank: #1010.
Seaford Senior High School
(Math: 6-9% | 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
Grades: 9-12
| 833 students
Rank: #11 - 1211. - 12.
Ennis (Howard T.) School
Special Education School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
26021 Patriots Way
Georgetown, DE 19947
(302) 856-1930
Georgetown, DE 19947
(302) 856-1930
Grades: PK-12
| 316 students
Rank: #11 - 1211. - 12.
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
Grades: PK-12
| 441 students
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
Grades: 12
| 136 students
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
Grades: PK-12
| 66 students
Sussex County Public Schools (Closed)
School
Location
Grades
Students
499 West Sixth Street
Laurel, DE 19956
(302) 875-6140
Laurel, DE 19956
(302) 875-6140
Grades: PK-1
| 405 students
301a West Market Street
Georgetown, DE 19947
(302) 856-1946
Georgetown, DE 19947
(302) 856-1946
Grades: K
| 276 students
124184 Godwin School Rd
Millsboro, DE 19966
(302) 934-3216
Millsboro, DE 19966
(302) 934-3216
Grades: n/a
| n/a students
801 South Central Ave
Laurel, DE 19956
(302) 875-6113
Laurel, DE 19956
(302) 875-6113
Grades: 5-6
| 306 students
801 South Central Ave
Laurel, DE 19956
(302) 875-6110
Laurel, DE 19956
(302) 875-6110
Grades: 7-8
| 310 students
Milford Ilc (Closed 2023)
Special Education School
906 Lakeview Ave
Milford, DE 19963
(302) 422-1600
Milford, DE 19963
(302) 422-1600
Grades: n/a
| n/a students
612 Lakeview Ave
Milford, DE 19963
(302) 422-1620
Milford, DE 19963
(302) 422-1620
Grades: 5-8
| 651 students
909 North Church St
Milford, DE 19963
(302) 424-8134
Milford, DE 19963
(302) 424-8134
Grades: 1-12
| n/a students
Sussex Correctional Institute (Closed 2010)
Alternative School
Route 113
Georgetown, DE 19947
(302) 856-5074
Georgetown, DE 19947
(302) 856-5074
Grades: Inquire with school
| n/a students
Western Sussex Academy (Closed 2023)
Alternative School
815 Central Avenue
Laurel, DE 19956
(302) 875-6196
Laurel, DE 19956
(302) 875-6196
Grades: 8-12
| n/a students
307 Laws Street
Bridgeville, DE 19933
(302) 337-8289
Bridgeville, DE 19933
(302) 337-8289
Grades: 8-12
| 497 students
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, Delmar High School and Cape Henlopen High School.
How many public high schools are located in Sussex County?
14 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 60% (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: Indian River Intensive Learning Center vs. Sussex Consortium, Indian River High School vs. Cape Henlopen High School, Cape Henlopen High School vs. Indian River High School
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