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, 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 52% 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 60% (majority Black).
Best Public High Schools in Sussex County (2025)
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 | 1,158 student Student-teacher ratio: 21:1 Minority enrollment: 29%
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 | 1,918 student Student-teacher ratio: 15:1 Minority enrollment: 35%
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 | 714 students Student-teacher ratio: 20:1 Minority enrollment: 41%
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 | 1,092 student 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 | 1,323 student 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: 14:1 Minority enrollment: 66%
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 | 1,315 student Student-teacher ratio: 18:1 Minority enrollment: 58%
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 | 724 students Student-teacher ratio: 20:1 Minority enrollment: 59%
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 | 687 students Student-teacher ratio: 15:1 Minority enrollment: 61%
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 | 833 students Student-teacher ratio: 17:1 Minority enrollment: 74%
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 | 441 students Student-teacher ratio: 5:1 Minority enrollment: 30%
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 | 316 students Student-teacher ratio: 8:1 Minority enrollment: 56%
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 | 136 students Minority enrollment: 29%
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 | 66 students Minority enrollment: 65%
Sussex County Public Schools (Closed)
School
Location
Quick Facts
499 West Sixth Street
Laurel, DE 19956
(302) 875-6140
Laurel, DE 19956
(302) 875-6140
Gr: PK-1 | 405 students Student-teacher ratio: 14:1 Minority enrollment: 54%
301a West Market Street
Georgetown, DE 19947
(302) 856-1946
Georgetown, DE 19947
(302) 856-1946
Gr: K | 276 students Student-teacher ratio: 13:1 Minority enrollment: 81%
801 South Central Ave
Laurel, DE 19956
(302) 875-6113
Laurel, DE 19956
(302) 875-6113
Gr: 5-6 | 306 students Student-teacher ratio: 15:1 Minority enrollment: 43%
801 South Central Ave
Laurel, DE 19956
(302) 875-6110
Laurel, DE 19956
(302) 875-6110
Gr: 7-8 | 310 students Student-teacher ratio: 14:1 Minority enrollment: 35%
612 Lakeview Ave
Milford, DE 19963
(302) 422-1620
Milford, DE 19963
(302) 422-1620
Gr: 5-8 | 651 students Student-teacher ratio: 16:1 Minority enrollment: 46%
909 North Church St
Milford, DE 19963
(302) 424-8134
Milford, DE 19963
(302) 424-8134
Gr: 1-12
Sussex Correctional Institute (Closed 2010)
Alternative School
Route 113
Georgetown, DE 19947
(302) 856-5074
Georgetown, DE 19947
(302) 856-5074
Gr: Inquire with school
Western Sussex Academy (Closed 2023)
Alternative School
815 Central Avenue
Laurel, DE 19956
(302) 875-6196
Laurel, DE 19956
(302) 875-6196
Gr: 8-12
307 Laws Street
Bridgeville, DE 19933
(302) 337-8289
Bridgeville, DE 19933
(302) 337-8289
Gr: 8-12 | 497 students Student-teacher ratio: 13:1 Minority enrollment: 38%
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?
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
Recent Articles
Why Single-Sex Public Schools are Growing in Popularity
This article examines the growing trend of single-sex public schools in the United States. It explores the potential benefits, research findings, and controversies surrounding gender-specific education, as well as the factors driving its increasing popularity among parents and educators.
When Teachers Cheat: The Standardized Test Controversies
Teachers across the country are being accused of cheating on standardized tests, using erasers to conveniently change their students’ answers. However, are these teachers driven to cheat because the funding system is flawed?
When Field Trips Turn Deadly: Who is Responsible?
Recent deaths during field trips have parents and school officials questioning the safety of these excursions. Learn about these tragedies and what parameters should be in place to ensure a safe field trip.
