#1 Best Catholic Schools in Delaware
Padua Academy
Diocesan school · Grades 9–12
100% of graduates go to four-year colleges
Wilmington, DE
A+Overall gradeAll girls424 students11 students per teacher
2026 lists
Best Catholic Schools in Delaware
The highest-graded schools of this kind in Delaware. Top 14 of 14 schools.
#2 Best Catholic Schools in Delaware
Ursuline Academy, Lower
Independent Catholic school · Grades 3–8
Smaller classes than 73% of Catholic schools in Delaware
Wilmington, DE
A+Overall grade456 students8 students per teacher
#3 Best Catholic Schools in Delaware
St. Edmond's Academy
Independent Catholic school · Grades Pre-K–8
Smaller classes than 64% of Catholic schools in Delaware
Wilmington, DE
A+Overall gradeAll boys158 students9 students per teacher
#4 Best Catholic Schools in Delaware
St. Anthony of Padua Grade School
Diocesan school · Grades Pre-K–8
One of the most diverse private schools in Delaware
Wilmington, DE
A+Overall grade161 students9 students per teacher
#5 Best Catholic Schools in Delaware
St. Peter Cathedral School
Parish school · Grades Pre-K–8
The smallest classes of any Catholic school in Wilmington
Wilmington, DE
A+Overall grade65 students6 students per teacher
#6 Best Catholic Schools in Delaware
Holy Cross School
Diocesan school · Grades Pre-K–8
The only Catholic school in Dover
Dover, DE
B+Overall grade331 students15 students per teacher
#7 Best Catholic Schools in Delaware
Aquinas Academy
Independent Catholic school · Grades K–12
The only Catholic school in Bear
Bear, DE
B+Overall grade75 students9 students per teacher
#8 Best Catholic Schools in Delaware
St. Mary Magdalen School
Parish school · Grades Pre-K–8
One of the 3 largest Catholic schools in Delaware
Wilmington, DE
B+Overall grade467 students13 students per teacher
#9 Best Catholic Schools in Delaware
St. Mark's High School
Diocesan school · Grades 9–12
The largest of 15 Catholic schools in Delaware
Wilmington, DE
BOverall grade829 students17 students per teacher
#10 Best Catholic Schools in Delaware
St. Elizabeth School
Diocesan school · Grades Pre-K–12
One of the most diverse private schools in Delaware
Wilmington, DE
BOverall grade364 students12 students per teacher
#11 Best Catholic Schools in Delaware
St. Ann School
Parish school · Grades Pre-K–8
Serving families in Wilmington since at least 2011
Wilmington, DE
BOverall grade200 students16 students per teacher
#12 Best Catholic Schools in Delaware
Immaculate Heart of Mary
Diocesan school · Grades Pre-K–8
Serving families in Wilmington since at least 2011
Wilmington, DE
B-Overall grade406 students16 students per teacher
#13 Best Catholic Schools in Delaware
Christ the Teacher Catholic School
Diocesan school · Grades Pre-K–8
The only Catholic school in Newark
Newark, DE
B-Overall grade524 students23 students per teacher
#14 Best Catholic Schools in Delaware
St. John the Beloved School
Parish school · Grades Pre-K–8
Serving families in Wilmington since at least 2011
Wilmington, DE
B-Overall grade459 students18 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.