#1 Best Catholic Schools in the Diocese of Norwich
St. Joseph School
Parish school · Grades K–8
Smaller classes than 74% of Catholic schools in Connecticut
New London, CT
A+Overall grade129 students10 students per teacher
2026 lists
Best Catholic Schools in the Diocese of Norwich
The highest-graded schools of this kind in the Diocese of Norwich. Top 10 of 10 schools.
#2 Best Catholic Schools in the Diocese of Norwich
St. Joseph Elementary School
Parish school · Grades Pre-K–8
Smaller classes than 94% of Catholic schools in Connecticut
Baltic, CT
A+Overall grade68 students6 students per teacher
#3 Best Catholic Schools in the Diocese of Norwich
Marianapolis Prep School
Independent Catholic school · Grades 9–12
98% of graduates go to four-year colleges
Thompson, CT
A+Overall grade259 students11 students per teacher
#4 Best Catholic Schools in the Diocese of Norwich
Sacred Heart School
Parish school · Grades Pre-K–8
Smaller classes than 68% of Catholic schools in Connecticut
Groton, CT
A+Overall grade112 students11 students per teacher
#5 Best Catholic Schools in the Diocese of Norwich
Mercy High School
Diocesan school · Grades 9–12
97% of graduates go to four-year colleges
Middletown, CT
AOverall gradeAll girls384 students12 students per teacher
#6 Best Catholic Schools in the Diocese of Norwich
St. John Paul II School
Diocesan school · Grades Pre-K–8
Growing: enrollment up 33% since 2015–16
Middletown, CT
AOverall grade199 students12 students per teacher
#7 Best Catholic Schools in the Diocese of Norwich
St. Michael School
Diocesan school · Grades Pre-K–8
Smaller classes than 62% of Catholic schools in Connecticut
Pawcatuck, CT
AOverall grade162 students12 students per teacher
#8 Best Catholic Schools in the Diocese of Norwich
St. Patrick Cathedral School
Diocesan school · Grades Pre-K–8
The only Catholic school in Norwich
Norwich, CT
A-Overall grade129 students12 students per teacher
#9 Best Catholic Schools in the Diocese of Norwich
St. Bernard School
Diocesan school · Grades 6–12
One of the most diverse private schools in Connecticut
Uncasville, CT
B+Overall grade388 students13 students per teacher
#10 Best Catholic Schools in the Diocese of Norwich
St. James School
Parish school · Grades Pre-K–8
Serving families in Danielson since at least 2011
Danielson, CT
B-Overall grade196 students19 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.