Private Schools

Private Schools in Wilmington, Delaware

21 private schools in Wilmington, Delaware with at least 30 students answered the 2023-24 federal survey. Together they enroll 5,088 students: 12 Catholic, 6 other religious and 3 nonsectarian. 8 schools go through high school grades.

Schools listed

Go through high school

Median enrollment

158

Median students per teacher

8.6

Private schools in Wilmington, Delaware

Largest first. Students per teacher is the school’s own report.

School	Grades	Students	Per teacher	Affiliation
St Mark's High School	9–12	829	16.6	Catholic
St Mary Magdalen School	PK–8	467	13	Catholic
St John the Beloved School	PK–8	459	17.9	Catholic
The Tatnall School	PK–12	457	5.6	Nonsectarian
Ursuline Academy, Lower	3–8	456	7.8	Catholic
Padua AcademyGirls	9–12	424	11.2	Catholic
Immaculate Heart of Mary	PK–8	406	16.4	Catholic
St Elizabeth School	PK–12	364	12.2	Catholic
St Ann School	PK–8	200	15.6	Catholic
St Anthony of Padua Grade School	PK–8	161	9	Catholic
St Edmond's AcademyBoys	PK–8	158	8.6	Catholic
Concord Christian Academy	PK–12	136	8.6	Baptist
The Pilot SchoolSpecial education	K–8	136	4.3	Nonsectarian
Centerville Layton School	K–12	88	3.2	Nonsectarian
Urban Promise School	PK–12	85	5.5	Christian
St Peter Cathedral School	PK–8	65	5.5	Catholic
Nativity Preparatory School of WilmingtonBoys	5–8	53	7.6	Catholic
Serviam Girls AcademyGirls	5–8	44	5.6	Christian
Darul Amaanah AcademySpecial program	PK–9	34	4.3	Islamic
Albert Einstein AcademySpecial program	K–5	33	5.9	Jewish
Sharon Temple Adventist School	K–8	33	13.8	Seventh-Day Adventist

Getting in, and keeping up

Private school entrance exams: format, scoring, and dates for the ISEE, SSAT, and HSPT.
Using a 529 plan for K-12 tuition and tutoring.
Colleges in Delaware, for families already looking ahead.

Email me the Wilmington private school list

A link to this list, plus our guide to the entrance exams these schools use.

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Frequently asked questions

How many private schools are in Wilmington, Delaware?

21 private schools in Wilmington, Delaware with at least 30 students answered the 2023-24 federal Private School Universe Survey. Schools that did not answer are not counted, so the real number is higher.

What is the largest private school in Wilmington, Delaware?

Among schools that answered the survey, St Mark's High School in Wilmington is the largest, with 829 students in grades 9–12.

How big are classes at private schools in Wilmington, Delaware?

The survey reports students per teacher, not class size. The median private school in Wilmington, Delaware has 8.6 students per teacher and 158 students in total.

Do private schools require an entrance exam?

Many independent schools ask for the ISEE or SSAT, and many Catholic high schools use the HSPT. Each school sets its own rule, so check the admissions page of every school on your list.

Source: NCES Private School Universe Survey (PSS), 2023-24 public-use data file, National Center for Education Statistics. Schools that answered the survey and enrolled at least 30 students. Amish schools are left out. Schools report their own figures, and a school that did not answer the survey does not appear.