The average student-teacher ratio in Delaware public schools is approximately 15:1 (2026).
Student-Teacher Ratio Range: 3:1
11:1
Avg. Student-Teacher Ratio: 9:1
Public Schools Student-Teacher Ratio Statistics in Delaware (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Student-Teacher Ratio
Grades
Location
Rank: #11.
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: #22.
First State School
Alternative School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 4:1
Grades: 1-11
501 West 14th Street
Wilmington, DE 19899
(302) 320-5848
Wilmington, DE 19899
(302) 320-5848
Rank: #3 - 43. - 4.
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 - 43. - 4.
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: #5 - 65. - 6.
Ennis (Howard T.) School
Special Education School
(Math: ≤5% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 6:1
Grades: PK-12
26021 Patriots Way
Georgetown, DE 19947
(302) 856-1930
Georgetown, DE 19947
(302) 856-1930
Rank: #5 - 65. - 6.
Leach (John G.) School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 6:1
Grades: PK-12
10 Landers Lane
New Castle, DE 19720
(302) 429-4055
New Castle, DE 19720
(302) 429-4055
Rank: #77.
Dover Air Force Base Middle School
(Math: 60-64% | Reading: 60-64%)
Rank:
Rank:
10/
Top 10%10
Student-Teacher Ratio: 7:1
Grades: 6-8
3100 Hawthorne Drive
Dover, DE 19901
(302) 674-3284
Dover, DE 19901
(302) 674-3284
Rank: #88.
Appoquinimink Preschool Center
Special Education School
Student-Teacher Ratio: 8:1
Grades: PK
502 South Broad Street
Middletown, DE 19709
(302) 376-4400
Middletown, DE 19709
(302) 376-4400
Rank: #9 - 149. - 14.
Student-Teacher Ratio: 9:1
Grades: PK
12 Landers Lane
New Castle, DE 19720
(302) 429-4085
New Castle, DE 19720
(302) 429-4085
Rank: #9 - 149. - 14.
Gateway Charter School
Charter School
(Math: 6-9% | Reading: 10-14%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 9:1
Grades: K-8
2501 Centerville Road
Wilmington, DE 19808
(302) 633-4091
Wilmington, DE 19808
(302) 633-4091
Rank: #9 - 149. - 14.
Harlan (David W. ) Elementary School
(Math: 20-24% | Reading: 9%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 9:1
Grades: K-5
3601 Jefferson Street
Wilmington, DE 19802
(302) 762-7156
Wilmington, DE 19802
(302) 762-7156
Rank: #9 - 149. - 14.
John S. Charlton School
Special Education School
(Math: ≤5% | Reading: 20-24%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 9:1
Grades: PK-12
278 Sorghum Mill Rd.
Camden Wyoming, DE 19934
(302) 698-4800
Camden Wyoming, DE 19934
(302) 698-4800
Rank: #9 - 149. - 14.
Major George S. Welch Elementary School
(Math: 70-74% | Reading: 70-74%)
Rank:
Rank:
10/
Top 5%10
Student-Teacher Ratio: 9:1
Grades: K-5
3100 Hawthorne Drive
Dover, DE 19901
(302) 674-9080
Dover, DE 19901
(302) 674-9080
Rank: #9 - 149. - 14.
Positive Outcomes Charter School
Charter School
(Math: ≤10% | Reading: 20-29%)
Rank:
Rank:
1/
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: #15 - 2415. - 24.
Booker T. Washington Elementary School
(Math: 35-39% | Reading: 35-39%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 10:1
Grades: K-4
901 Forest Street
Dover, DE 19904
(302) 672-1900
Dover, DE 19904
(302) 672-1900
Rank: #15 - 2415. - 24.
Student-Teacher Ratio: 10:1
Grades: PK-K
378 Brick Mill Road
Middletown, DE 19709
(302) 378-5288
Middletown, DE 19709
(302) 378-5288
Rank: #15 - 2415. - 24.
Brookside Elementary School
(Math: 25-29% | Reading: 40-44%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 10:1
Grades: K-5
800 Marrows Road
Newark, DE 19713
(302) 454-5454
Newark, DE 19713
(302) 454-5454
Rank: #15 - 2415. - 24.
East Side Charter School
Charter School
(Math: 15% | Reading: 21%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 10:1
Grades: K-8
3000 North Claymont Street
Wilmington, DE 19802
(302) 762-5834
Wilmington, DE 19802
(302) 762-5834
Rank: #15 - 2415. - 24.
Gallaher (Robert S.) Elementary School
(Math: 30% | Reading: 42%)
Rank:
Rank:
6/
Top 50%10
Student-Teacher Ratio: 10:1
Grades: K-5
800 North Brownleaf Road
Newark, DE 19713
(302) 454-2464
Newark, DE 19713
(302) 454-2464
Rank: #15 - 2415. - 24.
Richardson Park Elementary School
(Math: 9% | Reading: 15%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 10:1
Grades: K-5
16 Idella Avenue
Wilmington, DE 19804
(302) 992-5570
Wilmington, DE 19804
(302) 992-5570
Rank: #15 - 2415. - 24.
Student-Teacher Ratio: 10:1
Grades: K-2
100 West 18th Street
Wilmington, DE 19802
(302) 651-2710
Wilmington, DE 19802
(302) 651-2710
Rank: #15 - 2415. - 24.
Smith (Jennie E.) Elementary School
(Math: 31% | Reading: 29%)
Rank:
Rank:
4/
Bottom 50%10
Student-Teacher Ratio: 10:1
Grades: K-5
142 Brennen Drive
Newark, DE 19713
(302) 722-2864
Newark, DE 19713
(302) 722-2864
Rank: #15 - 2415. - 24.
Student-Teacher Ratio: 10:1
Grades: PK-K
1100 North Pine Street
Wilmington, DE 19801
(302) 429-4175
Wilmington, DE 19801
(302) 429-4175
Rank: #15 - 2415. - 24.
Warner Elementary School
(Math: 7% | Reading: 10%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 10:1
Grades: 3-5
801 West 18th Street
Wilmington, DE 19802
(302) 651-2740
Wilmington, DE 19802
(302) 651-2740
Rank: #25 - 3625. - 36.
The Bayard School
(Math: 5% | Reading: 11%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 11:1
Grades: 1-8
200 South Dupont Street
Wilmington, DE 19805
(302) 429-4134
Wilmington, DE 19805
(302) 429-4134
Rank: #25 - 3625. - 36.
Beacon Middle School
(Math: 57% | Reading: 67%)
Rank:
Rank:
10/
Top 10%10
Student-Teacher Ratio: 11:1
Grades: 6-8
19483 John J. Williams Highway
Lewes, DE 19958
(302) 645-6288
Lewes, DE 19958
(302) 645-6288
Rank: #25 - 3625. - 36.
Downes (John R.) Elementary School
(Math: 40-44% | Reading: 55%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 11:1
Grades: K-5
220 Casho Mill Road
Newark, DE 19711
(302) 454-2133
Newark, DE 19711
(302) 454-2133
Rank: #25 - 3625. - 36.
Gauger-cobbs Middle School
(Math: 19% | Reading: 25%)
Rank:
Rank:
3/
Bottom 50%10
Student-Teacher Ratio: 11:1
Grades: 6-8
50 Gender Road
Newark, DE 19713
(302) 454-2358
Newark, DE 19713
(302) 454-2358
Rank: #25 - 3625. - 36.
Hartly Elementary School
(Math: 30-34% | Reading: 35-39%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 11:1
Grades: K-4
2617 Arthursville Road, 2617 A
Hartly, DE 19953
(302) 672-1500
Hartly, DE 19953
(302) 672-1500
Rank: #25 - 3625. - 36.
Kent County Secondary Ilc
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Student-Teacher Ratio: 11:1
Grades: K-12
631 Ridgley Street- Suite 19
Dover, DE 19904
(302) 672-1500
Dover, DE 19904
(302) 672-1500
Rank: #25 - 3625. - 36.
Leasure (May B.) Elementary School
(Math: 20-24% | Reading: 35-39%)
Rank:
Rank:
5/
Bottom 50%10
Student-Teacher Ratio: 11:1
Grades: K-5
1015 Church Road
Newark, DE 19702
(302) 454-2103
Newark, DE 19702
(302) 454-2103
Rank: #25 - 3625. - 36.
Maclary (R. Elisabeth) Elementary School
(Math: 40-44% | Reading: 45-49%)
Rank:
Rank:
8/
Top 30%10
Student-Teacher Ratio: 11:1
Grades: K-5
300 St. Regis Drive
Newark, DE 19711
(302) 454-2142
Newark, DE 19711
(302) 454-2142
Rank: #25 - 3625. - 36.
Mcvey (Joseph M.) Elementary School
(Math: 35-39% | Reading: 40-44%)
Rank:
Rank:
7/
Top 50%10
Student-Teacher Ratio: 11:1
Grades: K-5
908 Janice Drive
Newark, DE 19713
(302) 454-2145
Newark, DE 19713
(302) 454-2145
Rank: #25 - 3625. - 36.
Meadowood Program
Alternative School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Student-Teacher Ratio: 11:1
Grades: K-12
55a South Meadowood Drive
Newark, DE 19711
(302) 454-3400
Newark, DE 19711
(302) 454-3400
Rank: #25 - 3625. - 36.
Mote (Anna P.) Elementary School
(Math: 15-19% | Reading: 20-24%)
Rank:
Rank:
2/
Bottom 50%10
Student-Teacher Ratio: 11:1
Grades: K-5
2110 Edwards Avenue
Wilmington, DE 19808
(302) 992-5565
Wilmington, DE 19808
(302) 992-5565
Show 100 more public schools in DE (out of 222 total schools)
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Frequently Asked Questions
What is the Delaware average public schools student-teacher ratio?
The Delaware average public schools student-teacher ratio is 15:1 for 2026.
What are the public schools with the lowest student-teacher ratio in Delaware?
The best top-ranked public schools in Delaware include Delaware School For The Deaf, First State School and Brennen School.
What is public high school and public elementary school with the lowest student-teacher ratio in Delaware?
The public high school with the lowest student-teacher ratio in Delaware is Delaware School For The Deaf, with a value of 3:1. The public elementary school with the lowest student-teacher ratio is Delaware School For The Deaf, with a value of 3:1.
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