Wilmington Sudbury School
Independent school · Grades K–9
Wilmington, DE
2119 The Hwy, Wilmington, DE 19806
Overall grade: A-
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- A+Class size
- B-Years serving families
What stands out
- Smaller classes than 93% of independent schools nationwide
In Wilmington, Delaware, Wilmington Sudbury School is an independent private school for students from kindergarten through 9th grade. About 9 students attend, with roughly 3 students per teacher, smaller classes than 93% of independent schools nationwide. The school day runs about 6 hours, 180 days a year.
At a glance
- Grades
- Grades K–9
- Students
- 9
- Teachers
- 3.3 (full-time equivalent)
- Students per teacher
- 2.7
- Boys and girls
- Coed · 5 girls, 4 boys
- Religious affiliation
- None (nonsectarian)
- School day
- About 6 hours
- School year
- 180 days
Reviews
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How it compares
- Smaller classes than 93% of independent schools nationwide (3 students per teacher).
- A smaller school: fewer students than 98% of independent schools nationwide.
- Compared with 1,294 independent schools nationwide.
Students by grade
Student body
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about Wilmington Sudbury School
What grades does Wilmington Sudbury School serve?
Wilmington Sudbury School serves grades K–9.
How many students attend Wilmington Sudbury School?
About 9 students, with 3 students per teacher, according to official records.
How much is tuition at Wilmington Sudbury School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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