Great Oaks Charter School
🇺🇸 Official data · 2025Wilmington, Delaware 19801 · Great Oaks Charter School
#27 of 34 high schools in Delaware
#15520 of 16,910 nationally
About Great Oaks Charter School
Great Oaks Charter School is a charter high located in Wilmington, in the Great Oaks Charter School school district of Delaware, United States. It caters for Grades 9–12. In 2025 it enrolled 149 students. Publicly funded charter schools operating under a performance contract; free to attend.
Its Success Index (US) is 18.6 out of 100, placing it in the lower 50% of high schools in United States and 27th of 34 ranked high schools in Delaware. Its strongest component is students per teacher (50th percentile), and its weakest is reading proficiency (8th percentile).
Other published figures: enrollment 149.
There are 46 schools in Wilmington; Great Oaks Charter School ranks 35th of 44 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)16%
- Reading proficiency (30%)23%
- Community advantage (fewer free/reduced-price lunch) (25%)–
- Students per teacher (15%)14.9
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Great Oaks Charter School by the official sources.
- Enrollment
- 149
- Students enrolled in the latest NCES directory year.
- Students per teacher
- 14.9
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 23%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 16%
- Share of tested students proficient or above (all students, all grades).
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Schools near Great Oaks Charter School
Closest schools by straight-line distance, with their Success Index (US).
Kuumba Academy Charter School
Wilmington · Charter elementary · Grades K–8
594 students · 0 m away
First State Montessori Academy
Wilmington · Charter elementary · Grades K–8
657 students · 248 m away
Freire Charter School
Wilmington · Charter high · Grades 8–12
406 students · 413 m away
Stubbs Early Education Center
Wilmington · Public elementary · Grades PK–K
148 students · 428 m away
Shortlidge (Evan G.) Academy
Wilmington · Public elementary · Grades K–2
340 students · 619 m away
Maurice Pritchett SR. Academy
Wilmington · Public elementary · Grades 1–8
616 students · 743 m away
Edison (Thomas A.) Charter School
Wilmington · Charter elementary · Grades K–8
557 students · 990 m away
Lewis (William C.) Dual Language Elementary School
Wilmington · Public elementary · Grades K–5
347 students · 1.2 km away
Warner Elementary School
Wilmington · Public elementary · Grades 3–5
395 students · 1.4 km away
East Side Charter School
Wilmington · Charter elementary · Grades K–8
434 students · 1.9 km away
Similar schools
Charter high schools in Delaware with a comparable Enrollment.
Positive Outcomes Charter School
Camden · Charter high · Grades 7–12
119 students
Freire Charter School
Wilmington · Charter high · Grades 8–12
406 students
First State Military Academy
Clayton · Charter high · Grades 9–12
433 students
Delaware Military Academy
Wilmington · Charter high · Grades 9–12
547 students
Early College School at Del State
Dover · Charter high · Grades 7–12
583 students
Charter School of Wilmington
Wilmington · Charter high · Grades 9–12
977 students
Frequently asked questions
Is Great Oaks Charter School a good school?
Great Oaks Charter School has a Success Index (US) of 18.6 out of 100 (Lower 50% of high schools in United States) and ranks #27 of 34 in Delaware. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Great Oaks Charter School rank in Delaware?
Great Oaks Charter School ranks #27 of 34 high schools in Delaware and #15520 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Great Oaks Charter School?
Great Oaks Charter School had 149 students in 2025.
Is Great Oaks Charter School a elementary school or a high school?
Great Oaks Charter School is classified as a high covering Grades 9–12. It is a charter school.
What other schools are near Great Oaks Charter School?
There are 10 schools within 15 km of Great Oaks Charter School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.