#1 Largest Private Schools in Jefferson Parish, LA
St. Catherine of Siena
Diocesan school · Grades Pre-K–7
736 students
Metairie, LA
BOverall grade736 students14 students per teacher
2026 lists
Largest Private Schools in Jefferson Parish, LA
The private schools in Jefferson Parish, LA with the most students. Top 36 of 36 schools.
#2 Largest Private Schools in Jefferson Parish, LA
Metairie Park Country Day School
Independent school · Grades Pre-K–12
678 students
Metairie, LA
A+Overall grade678 students7 students per teacher
#3 Largest Private Schools in Jefferson Parish, LA
St. Ann Catholic Elementary School
Diocesan school · Grades Pre-K–7
668 students
Metairie, LA
BOverall grade668 students19 students per teacher
#4 Largest Private Schools in Jefferson Parish, LA
Archbishop Chapelle High School
Diocesan school · Grades 8–12
667 students
Metairie, LA
B+Overall gradeAll girls667 students14 students per teacher
#5 Largest Private Schools in Jefferson Parish, LA
Archbishop Rummel High School
Diocesan school · Grades 8–12
651 students
Metairie, LA
AOverall gradeAll boys651 students13 students per teacher
#6 Largest Private Schools in Jefferson Parish, LA
Immaculate Conception School
Diocesan school · Grades Pre-K–7
524 students
Marrero, LA
BOverall grade524 students16 students per teacher
#7 Largest Private Schools in Jefferson Parish, LA
St. Philip Neri School
Parish school · Grades Pre-K–7
505 students
Metairie, LA
BOverall grade505 students16 students per teacher
#8 Largest Private Schools in Jefferson Parish, LA
Academy of Our Lady
Diocesan school · Grades 8–12
470 students
Marrero, LA
B+Overall gradeAll girls470 students14 students per teacher
#9 Largest Private Schools in Jefferson Parish, LA
Archbishop Shaw High School
Diocesan school · Grades 8–12
468 students
Marrero, LA
A+Overall gradeAll boys468 students13 students per teacher
#10 Largest Private Schools in Jefferson Parish, LA
St. Martin's Episcopal School
Episcopal school · Grades Pre-K–12
348 students
Metairie, LA
A-Overall grade348 students9 students per teacher
#11 Largest Private Schools in Jefferson Parish, LA
St. Clement of Rome School
Parish school · Grades Pre-K–7
341 students
Metairie, LA
B+Overall grade341 students13 students per teacher
#12 Largest Private Schools in Jefferson Parish, LA
Visitation of Our Lady School
Diocesan school · Grades Pre-K–7
337 students
Marrero, LA
B+Overall grade337 students15 students per teacher
#13 Largest Private Schools in Jefferson Parish, LA
St. Cletus Elementary School
Parish school · Grades Pre-K–7
334 students
Gretna, LA
B+Overall grade334 students15 students per teacher
#14 Largest Private Schools in Jefferson Parish, LA
St. Francis Xavier Catholic School
Parish school · Grades Pre-K–7
315 students
Metairie, LA
AOverall grade315 students12 students per teacher
#15 Largest Private Schools in Jefferson Parish, LA
Muslim Academy
Islamic school · Grades K–12
305 students
Gretna, LA
BOverall grade305 students19 students per teacher
#16 Largest Private Schools in Jefferson Parish, LA
St. Christopher School
Diocesan school · Grades Pre-K–7
291 students
Metairie, LA
BOverall grade291 students13 students per teacher
#17 Largest Private Schools in Jefferson Parish, LA
St. Angela Merici School
Diocesan school · Grades Pre-K–7
282 students
Metairie, LA
A-Overall grade282 students12 students per teacher
#18 Largest Private Schools in Jefferson Parish, LA
St. Edward the Confessor School
Parish school · Grades Pre-K–7
273 students
Metairie, LA
A+Overall grade273 students9 students per teacher
#19 Largest Private Schools in Jefferson Parish, LA
Crescent City Christian School
Christian school (nondenominational) · Grades Pre-K–12
268 students
Metairie, LA
BOverall grade268 students11 students per teacher
#20 Largest Private Schools in Jefferson Parish, LA
St. Rita School
Diocesan school · Grades Pre-K–7
267 students
Harahan, LA
A+Overall grade267 students9 students per teacher
#21 Largest Private Schools in Jefferson Parish, LA
Arden Cahill Academy
Independent school · Grades Pre-K–12
256 students
Gretna, LA
A+Overall grade256 students10 students per teacher
#22 Largest Private Schools in Jefferson Parish, LA
Memorial Baptist School
Baptist school · Grades Pre-K–8
240 students
Metairie, LA
B+Overall grade240 students11 students per teacher
#23 Largest Private Schools in Jefferson Parish, LA
St. Benilde School
Diocesan school · Grades Pre-K–7
230 students
Metairie, LA
BOverall grade230 students14 students per teacher
#24 Largest Private Schools in Jefferson Parish, LA
St. Anthony School
Parish school · Grades Pre-K–7
219 students
Gretna, LA
BOverall grade219 students16 students per teacher
From official public records, updated October 2026.