The most improved public preschools in Delaware are Leach (John G.) School, North Smyrna Elementary School and Delaware School For The Deaf.
A school's improvement is based on a its total rise in ranking spots during the last five years (2021-26).
Improved Rank Range: 3
89
Avg. Improved Rank: 49
Most Improved Public Preschools in Delaware (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Ranking Change (2021-26)
Grades
Location
Rank: #11.
Leach (John G.) School
Special Education School
(Math: <50% | Reading: <50%)
Rank:
Rank:
9/
Top 20%10
Rank Change: +34
(from 69 to 35)
(from 69 to 35)
Grades: PK-12
10 Landers Lane
New Castle, DE 19720
(302) 429-4055
New Castle, DE 19720
(302) 429-4055
Rank: #22.
North Smyrna Elementary School
(Math: 45-49% | Reading: 35-39%)
Rank:
Rank:
7/
Top 50%10
Rank Change: +11
(from 83 to 72)
(from 83 to 72)
Grades: PK-3
365 North Main Street
Smyrna, DE 19977
(302) 653-8589
Smyrna, DE 19977
(302) 653-8589
Rank: #33.
Delaware School For The Deaf
Special Education School
(Math: ≤10% | Reading: ≤10%)
Rank:
Rank:
1/
Bottom 50%10
Rank Change: +-6
(from 186 to 192)
(from 186 to 192)
Grades: PK-12
630 East Chestnut Hill Road
Newark, DE 19713
(302) 454-2301
Newark, DE 19713
(302) 454-2301
Rank: #44.
Brennen School
Special Education School
(Math: ≤20% | Reading: ≤20%)
Rank:
Rank:
3/
Bottom 50%10
Rank Change: +-95
(from 64 to 159)
(from 64 to 159)
Grades: PK-12
144 Brennen Drive
Newark, DE 19713
(302) 292-6021
Newark, DE 19713
(302) 292-6021
Rank: #55.
Sussex Consortium
Special Education School
(Math: ≤10% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Rank Change: +-140
(from 45 to 185)
(from 45 to 185)
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
Rank Change: +-178
(from 4 to 182)
(from 4 to 182)
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.
Ennis (Howard T.) School
Special Education School
(Math: ≤5% | Reading: 11-19%)
Rank:
Rank:
1/
Bottom 50%10
Rank Change: +-178
(from 15 to 193)
(from 15 to 193)
Grades: PK-12
26021 Patriots Way
Georgetown, DE 19947
(302) 856-1930
Georgetown, DE 19947
(302) 856-1930
Recent Articles
Spring Parent-Teacher Conferences: Key Questions
Spring Parent-Teacher Conferences: Questions Every Parent Should Ask to support academic growth, social development, and 2026 classroom goals.
Prepare for Spring Tests Without Anxiety
Learn how to prepare for spring standardized tests without increasing anxiety using proven strategies for families and schools.
Why Public Schools Are Launching Marketing Campaigns in 2026
Discover why public schools are launching marketing campaigns in 2026 and how enrollment shifts, school choice, and funding pressures are driving change.