The average student:teacher ratio in Delaware public high schools is approximately 15:1 (2025).
Student:Teacher Ratio Range: 3:1
16:1
Avg. Student:Teacher Ratio: 12:1
ºÚÁÏÍø¹ÙÍø High Schools Student:Teacher Ratio Statistics in Delaware (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Student: Teacher Ratio
Grades
Location
Rank: #1 - 21. - 2.
Delaware School For The Deaf
Special Education School
(Math: ≤10% | Reading: ≤10%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 3:1
Grades: PK-12
630 East Chestnut Hill Road
Newark, DE 19713
(302) 454-2301
Newark, DE 19713
(302) 454-2301
Rank: #1 - 21. - 2.
First State School
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student : Teacher Ratio: 3:1
Grades: K-10
501 West 14th Street
Wilmington, DE 19899
(302) 320-5848
Wilmington, DE 19899
(302) 320-5848
Rank: #3 - 53. - 5.
Brennen School
Special Education School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
Student : Teacher Ratio: 5:1
Grades: PK-12
144 Brennen Drive
Newark, DE 19713
(302) 722-2758
Newark, DE 19713
(302) 722-2758
Rank: #3 - 53. - 5.
Leach (John G.) School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student : Teacher Ratio: 5:1
Grades: PK-12
10 Landers Lane
New Castle, DE 19720
(302) 429-4055
New Castle, DE 19720
(302) 429-4055
Rank: #3 - 53. - 5.
Sussex Consortium
Special Education School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 5:1
Grades: PK-12
17344 Sweetbriar Road
Lewes, DE 19958
(302) 645-7210
Lewes, DE 19958
(302) 645-7210
Rank: #6 - 76. - 7.
John S. Charlton School
Special Education School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 6:1
Grades: PK-12
278 Sorghum Mill Rd.
Camden Wyoming, DE 19934
(302) 698-4800
Camden Wyoming, DE 19934
(302) 698-4800
Rank: #6 - 76. - 7.
Kent County Secondary Ilc
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student : Teacher Ratio: 6:1
Grades: 6-12
631 Ridgley Street- Suite 19
Dover, DE 19904
(302) 672-1500
Dover, DE 19904
(302) 672-1500
Rank: #88.
Ennis (Howard T.) School
Special Education School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 8:1
Grades: PK-12
26021 Patriots Way
Georgetown, DE 19947
(302) 856-1930
Georgetown, DE 19947
(302) 856-1930
Rank: #9 - 109. - 10.
Meadowood Program
Alternative School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 9:1
Grades: K-12
55a South Meadowood Drive
Newark, DE 19711
(302) 454-3400
Newark, DE 19711
(302) 454-3400
Rank: #9 - 109. - 10.
Positive Outcomes Charter School
Charter School
(Math: 11-19% | Reading: 20-29%)
Rank:
Rank:
2/
Bottom 50%10
Student : Teacher Ratio: 9:1
Grades: 7-12
3337 South Dupont Highway
Camden Wyoming, DE 19934
(302) 697-8805
Camden Wyoming, DE 19934
(302) 697-8805
Rank: #11 - 1211. - 12.
Kent County Community School
Special Education School
Student : Teacher Ratio: 12:1
Grades: PK-12
65-1 Carver Road
Dover, DE 19904
(302) 672-1960
Dover, DE 19904
(302) 672-1960
Rank: #11 - 1211. - 12.
Odyssey Charter School
Charter School
(Math: 43% | Reading: 58%)
Rank:
Rank:
9/
Top 20%10
Student : Teacher Ratio: 12:1
Grades: K-12
4409 Lancaster Pike
Wilmington, DE 19805
(302) 516-8000
Wilmington, DE 19805
(302) 516-8000
Rank: #13 - 1713. - 17.
Delcastle Technical High School
Vocational School
(Math: 13% | Reading: 36%)
Rank:
Rank:
3/
Bottom 50%10
Student : Teacher Ratio: 13:1
Grades: 9-12
1417 Newport Road
Wilmington, DE 19804
(302) 995-8100
Wilmington, DE 19804
(302) 995-8100
Rank: #13 - 1713. - 17.
Indian River High School
(Math: 33% | Reading: 48%)
Rank:
Rank:
7/
Top 50%10
Student : Teacher Ratio: 13:1
Grades: 9-12
29772 Armory Road
Frankford, DE 19945
(302) 732-1500
Frankford, DE 19945
(302) 732-1500
Rank: #13 - 1713. - 17.
Maurice Pritchett Sr. Academy
(Math: 2% | Reading: 8%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 13:1
Grades: 1-9
600 E 7th St
Wilmington, DE 19801
(302) 647-8725
Wilmington, DE 19801
(302) 647-8725
Rank: #13 - 1713. - 17.
Mckean (Thomas) High School
(Math: ≤5% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 13:1
Grades: 9-12
301 Mckennan's Church Road
Wilmington, DE 19808
(302) 992-5520
Wilmington, DE 19808
(302) 992-5520
Rank: #13 - 1713. - 17.
Polytech High School
Vocational School
(Math: 25% | Reading: 49%)
Rank:
Rank:
7/
Top 50%10
Student : Teacher Ratio: 13:1
Grades: 9-12
823 Walnut Shade Road, 823 Wal
Woodside, DE 19980
(302) 697-3255
Woodside, DE 19980
(302) 697-3255
Rank: #18 - 2418. - 24.
Brandywine High School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
Student : Teacher Ratio: 14:1
Grades: 9-12
1400 Foulk Road
Wilmington, DE 19803
(302) 479-1600
Wilmington, DE 19803
(302) 479-1600
Rank: #18 - 2418. - 24.
Concord High School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
Student : Teacher Ratio: 14:1
Grades: 9-12
2501 Ebright Road
Wilmington, DE 19810
(302) 475-3951
Wilmington, DE 19810
(302) 475-3951
Rank: #18 - 2418. - 24.
Dupont (Alexis I.) High School
(Math: 6-9% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
Student : Teacher Ratio: 14:1
Grades: 9-12
50 Hillside Road
Wilmington, DE 19807
(302) 651-2626
Wilmington, DE 19807
(302) 651-2626
Rank: #18 - 2418. - 24.
Hodgson (Paul M.) Vocational Technical High School
Vocational School
(Math: 9% | Reading: 28%)
Rank:
Rank:
2/
Bottom 50%10
Student : Teacher Ratio: 14:1
Grades: 9-12
2575 Glasgow Avenue
Newark, DE 19702
(302) 834-0990
Newark, DE 19702
(302) 834-0990
Rank: #18 - 2418. - 24.
Howard High School Of Technology
Vocational School
(Math: ≤5% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 14:1
Grades: 9-12
401 East 12th Street
Wilmington, DE 19801
(302) 571-5400
Wilmington, DE 19801
(302) 571-5400
Rank: #18 - 2418. - 24.
Middletown High School
(Math: 26% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
Student : Teacher Ratio: 14:1
Grades: 9-12
120 Silver Lake Road
Middletown, DE 19709
(302) 376-4141
Middletown, DE 19709
(302) 376-4141
Rank: #18 - 2418. - 24.
Sussex Central High School
(Math: 20% | Reading: 28%)
Rank:
Rank:
3/
Bottom 50%10
Student : Teacher Ratio: 14:1
Grades: 9-12
26026 Patriots Way
Georgetown, DE 19947
(302) 934-3166
Georgetown, DE 19947
(302) 934-3166
Rank: #25 - 3325. - 33.
Appoquinimink High School
(Math: 33% | Reading: 55%)
Rank:
Rank:
8/
Top 30%10
Student : Teacher Ratio: 15:1
Grades: 9-12
1080 Bunker Hill Road
Middletown, DE 19709
(302) 449-3840
Middletown, DE 19709
(302) 449-3840
Rank: #25 - 3325. - 33.
Cape Henlopen High School
(Math: 28% | Reading: 60%)
Rank:
Rank:
7/
Top 50%10
Student : Teacher Ratio: 15:1
Grades: 9-12
1250 Kings Highway
Lewes, DE 19958
(302) 645-7711
Lewes, DE 19958
(302) 645-7711
Rank: #25 - 3325. - 33.
Freire Charter School
Charter School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
Student : Teacher Ratio: 15:1
Grades: 8-12
201 West 14th Street
Wilmington, DE 19801
(302) 407-4800
Wilmington, DE 19801
(302) 407-4800
Rank: #25 - 3325. - 33.
Great Oaks Charter School
Charter School
(Math: ≤5% | Reading: 25-29%)
Rank:
Rank:
2/
Bottom 50%10
Student : Teacher Ratio: 15:1
Grades: 9-12
1200 North French St
Wilmington, DE 19801
(302) 332-6110
Wilmington, DE 19801
(302) 332-6110
Rank: #25 - 3325. - 33.
Las Americas Aspira Academy
Charter School
(Math: 21% | Reading: 34%)
Rank:
Rank:
4/
Bottom 50%10
Student : Teacher Ratio: 15:1
Grades: K-12
326 Ruthar Drive
Newark, DE 19711
(302) 292-1463
Newark, DE 19711
(302) 292-1463
Rank: #25 - 3325. - 33.
Mount Pleasant High School
(Math: 24% | Reading: 48%)
Rank:
Rank:
6/
Top 50%10
Student : Teacher Ratio: 15:1
Grades: 9-12
5201 Washington Street Extensi
Wilmington, DE 19809
(302) 762-7125
Wilmington, DE 19809
(302) 762-7125
Rank: #25 - 3325. - 33.
St. Georges Technical High School
Vocational School
(Math: 21% | Reading: 51%)
Rank:
Rank:
7/
Top 50%10
Student : Teacher Ratio: 15:1
Grades: 9-12
555 Hyetts Corner Rd.
Middletown, DE 19709
(302) 449-3360
Middletown, DE 19709
(302) 449-3360
Rank: #25 - 3325. - 33.
Sussex Technical High School
Vocational School
(Math: 21% | Reading: 50%)
Rank:
Rank:
6/
Top 50%10
Student : Teacher Ratio: 15:1
Grades: 9-12
17099 County Seat Highway
Georgetown, DE 19947
(302) 856-0961
Georgetown, DE 19947
(302) 856-0961
Rank: #25 - 3325. - 33.
Woodbridge High School
(Math: 6-9% | Reading: 30-34%)
Rank:
Rank:
3/
Bottom 50%10
Student : Teacher Ratio: 15:1
Grades: 9-12
14712 Woodbridge Road
Greenwood, DE 19950
(302) 232-3333
Greenwood, DE 19950
(302) 232-3333
Rank: #34 - 3534. - 35.
Newark High School
(Math: 20-24% | Reading: 40-44%)
Rank:
Rank:
5/
Bottom 50%10
Student : Teacher Ratio: 16:1
Grades: 8-12
750 East Delaware Avenue
Newark, DE 19711
(302) 631-4700
Newark, DE 19711
(302) 631-4700
Rank: #34 - 3534. - 35.
Student : Teacher Ratio: 16:1
Grades: 9-12
570 Tony Marchio Drive
Townsend, DE 19734
(302) 842-2625
Townsend, DE 19734
(302) 842-2625
Show 21 more public schools in DE (out of 56 total schools)
Loading...
Frequently Asked Questions
What is the Delaware average public high schools student:teacher ratio?
The Delaware average public high schools student:teacher ratio is 15:1 for 2025.
What are the public high schools with the lowest student:teacher ratio in Delaware?
The best top ranked public high schools in Delaware include Delaware School For The Deaf, First State School and Brennen School.
Recent Articles
Can Naviance Succeed Improve College and Career Readiness?
Learn about a new student assessment system, Naviance Succeed, which provides tools and support to increase student college and career readiness. A number of school districts are using the tool this year in hopes of improving student performance through more accurate assessment process than are currently available.
Do You Need After School Day Care? ºÚÁÏÍø¹ÙÍø Schools May Be the Solution
Learn about how your child's public school may be the best source of after school and vacation day care.
The Link Between Education and Incarceration: The NAACP Report
Education and the rate of incarceration have been linked in a recent NAACP report. Learn about the report and the troubling findings.
