#1 Largest Private Schools in Northampton County, PA
Moravian Academy
Brethren school · Grades Pre-K–12
836 students
Bethlehem, PA
A+Overall grade836 students6 students per teacher
2026 lists
Largest Private Schools in Northampton County, PA
The private schools in Northampton County, PA with the most students. Top 19 of 19 schools.
#2 Largest Private Schools in Northampton County, PA
Notre Dame High School
Diocesan school · Grades 9–12
543 students
Easton, PA
B+Overall grade543 students13 students per teacher
#3 Largest Private Schools in Northampton County, PA
Notre Dame High School
Diocesan school · Grades 9–12
539 students
Easton, PA
BOverall grade539 students15 students per teacher
#4 Largest Private Schools in Northampton County, PA
Bethlehem Catholic High School
Diocesan school · Grades 9–12
478 students
Bethlehem, PA
B+Overall grade478 students16 students per teacher
#5 Largest Private Schools in Northampton County, PA
Bethlehem Christian School Upper Campus
Christian school (nondenominational) · Grades Pre-K–12
336 students
Easton, PA
B-Overall grade336 students15 students per teacher
#6 Largest Private Schools in Northampton County, PA
St. Jane Frances De Chantal School
Diocesan school · Grades Pre-K–8
333 students
Easton, PA
A-Overall grade333 students13 students per teacher
#7 Largest Private Schools in Northampton County, PA
St. Anne School
Parish school · Grades Pre-K–8
268 students
Bethlehem, PA
A+Overall grade268 students12 students per teacher
#8 Largest Private Schools in Northampton County, PA
Bethlehem Christian School
Christian school (nondenominational) · Grades Pre-K–12
257 students
Bethlehem, PA
B-Overall grade257 students11 students per teacher
#9 Largest Private Schools in Northampton County, PA
Our Lady of Perpetual Help School
Diocesan school · Grades K–8
230 students
Bethlehem, PA
BOverall grade230 students15 students per teacher
#10 Largest Private Schools in Northampton County, PA
Faith Christian School
Christian school (nondenominational) · Grades K–12
220 students
Roseto, PA
BOverall grade220 students13 students per teacher
#11 Largest Private Schools in Northampton County, PA
Immaculate Conception School
Parish school · Grades Pre-K–8
211 students
Pen Argyl, PA
B-Overall grade211 students19 students per teacher
#12 Largest Private Schools in Northampton County, PA
Holy Family
Diocesan school · Grades Pre-K–8
154 students
Nazareth, PA
B+Overall grade154 students11 students per teacher
#13 Largest Private Schools in Northampton County, PA
Holy Infancy School
Diocesan school · Grades K–8
139 students
Bethlehem, PA
A+Overall grade139 students11 students per teacher
#14 Largest Private Schools in Northampton County, PA
Lehigh Learning Academy
Alternative school · Grades 9–12
58 students
Nazareth, PA
BOverall grade58 students10 students per teacher
#15 Largest Private Schools in Northampton County, PA
Covenant Christian Academy of the Lehigh Valley
Religious school · Grades K–8
52 students
Bethlehem, PA
AOverall grade52 students7 students per teacher
#16 Largest Private Schools in Northampton County, PA
St. John Chrysostom Academy
Religious school · Grades K–10
50 students
Bethlehem, PA
B+Overall grade50 students5 students per teacher
#17 Largest Private Schools in Northampton County, PA
Buxmont Academy
Alternative school · Grades 7–12
43 students
Bethlehem, PA
B+Overall grade43 students8 students per teacher
#18 Largest Private Schools in Northampton County, PA
Buxmont Academy
Independent school · Grades 7–12
40 students
Bethlehem, PA
B+Overall grade40 students6 students per teacher
#19 Largest Private Schools in Northampton County, PA
Fellowship Christian High School
Christian school (nondenominational) · Grades 9–12
28 students
Bethlehem, PA
A-Overall grade28 students5 students per teacher
From official public records, updated October 2026.