#1 Private Schools with the Smallest Classes in Gloucester County, NJ
Ambassador Christian Academy
Pentecostal school · Grades K–8
8.2 students per teacher
Sewell, NJ
A+Overall grade103 students8 students per teacher
2026 lists
Private Schools with the Smallest Classes in Gloucester County, NJ
Private schools in Gloucester County, NJ with the fewest students per teacher (not counting preschools and special education schools). Top 10 of 10 schools.
#2 Private Schools with the Smallest Classes in Gloucester County, NJ
Friends School Mullica Hill
Quaker (Friends) school · Grades Pre-K–8
8.9 students per teacher
Mullica Hill, NJ
A-Overall grade134 students9 students per teacher
#3 Private Schools with the Smallest Classes in Gloucester County, NJ
Our Lady of Mercy Academy
Independent Catholic school · Grades 9–12
10 students per teacher
Newfield, NJ
A+Overall gradeAll girls220 students10 students per teacher
#4 Private Schools with the Smallest Classes in Gloucester County, NJ
Edgarton Christian Academy
Christian school (nondenominational) · Grades Pre-K–8
10.1 students per teacher
Newfield, NJ
A-Overall grade224 students10 students per teacher
#5 Private Schools with the Smallest Classes in Gloucester County, NJ
Guardian Angels Regional School
Parish school · Grades Pre-K–8
12 students per teacher
Paulsboro, NJ
B+Overall grade151 students12 students per teacher
#6 Private Schools with the Smallest Classes in Gloucester County, NJ
St. Mary School
Diocesan school · Grades Pre-K–8
12.1 students per teacher
Williamstown, NJ
B+Overall grade344 students12 students per teacher
#7 Private Schools with the Smallest Classes in Gloucester County, NJ
St. Michael the Archangel Regional School
Diocesan school · Grades Pre-K–8
14.4 students per teacher
Clayton, NJ
BOverall grade164 students14 students per teacher
#8 Private Schools with the Smallest Classes in Gloucester County, NJ
Guardian Angels
Parish school · Grades Pre-K–3
16.5 students per teacher
Gibbstown, NJ
BOverall grade76 students17 students per teacher
#9 Private Schools with the Smallest Classes in Gloucester County, NJ
Gloucester County Christian School
Christian school (nondenominational) · Grades Pre-K–12
17.1 students per teacher
Sewell, NJ
B-Overall grade348 students17 students per teacher
#10 Private Schools with the Smallest Classes in Gloucester County, NJ
St. Margaret Regional School
Parish school · Grades Pre-K–8
19.5 students per teacher
Woodbury Heights, NJ
B-Overall grade431 students20 students per teacher
From official public records, updated October 2026.