#1 Best Catholic Schools in Gloucester County, NJ
Our Lady of Mercy Academy
Independent Catholic school · Grades 9–12
99% of graduates go to four-year colleges
Newfield, NJ
A+Overall gradeAll girls220 students10 students per teacher
2026 lists
Best Catholic Schools in Gloucester County, NJ
The highest-graded schools of this kind in Gloucester County, NJ. Top 6 of 6 schools.
#2 Best Catholic Schools in Gloucester County, NJ
St. Mary School
Diocesan school · Grades Pre-K–8
Serving families in Williamstown since at least 2011
Williamstown, NJ
B+Overall grade344 students12 students per teacher
#3 Best Catholic Schools in Gloucester County, NJ
Guardian Angels Regional School
Parish school · Grades Pre-K–8
A Catholic school in Paulsboro
Paulsboro, NJ
B+Overall grade151 students12 students per teacher
#4 Best Catholic Schools in Gloucester County, NJ
Guardian Angels
Parish school · Grades Pre-K–3
Serving families in Gibbstown since at least 2011
Gibbstown, NJ
BOverall grade76 students17 students per teacher
#5 Best Catholic Schools in Gloucester County, NJ
St. Michael the Archangel Regional School
Diocesan school · Grades Pre-K–8
Serving families in Clayton since at least 2011
Clayton, NJ
BOverall grade164 students14 students per teacher
#6 Best Catholic Schools in Gloucester County, NJ
St. Margaret Regional School
Parish school · Grades Pre-K–8
Serving families in Woodbury Heights since at least 2011
Woodbury Heights, NJ
B-Overall grade431 students20 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.