For the 2025 school year, there are 99 catholic private schools serving 23,980 students in Connecticut. You can also find more religiously affiliated schools in Connecticut.
The top ranked catholic private schools in Connecticut include All Saints Catholic School, Notre Dame Prep of Sacred Heart University, and Sacred Heart Greenwich.
The average tuition cost is $12,565, which is lower than the Connecticut private school average tuition cost of $28,359.
Top Ranked Catholic Private Schools in Connecticut (2025)
School
Location
Grades
Students
73 Southern Blvd
Danbury, CT 06810
(203) 744-1510
Danbury, CT 06810
(203) 744-1510
Grades: 9-12
| 384 students
2320 Huntington Tpke
Trumbull, CT 06611
(203) 378-9378
Trumbull, CT 06611
(203) 378-9378
Grades: 9-12
| 678 students
Academy Of The Holy Family![Academy Of The Holy Family Photo - International Day]( "Academy Of The Holy Family Photo - International Day")
All-girls (Catholic)
54 W Main St. Box 691
Baltic, CT 06330
(860) 822-9272
Baltic, CT 06330
(860) 822-9272
Grades: 9-12
| 30 students
All Saints Catholic School
(Catholic)
139 W Rocks Rd
Norwalk, CT 06851
(203) 847-3881
Norwalk, CT 06851
(203) 847-3881
Grades: PK-8
| 560 students
605 Stratfield Rd
Fairfield, CT 06825
(203) 334-6271
Fairfield, CT 06825
(203) 334-6271
Grades: PK-8
| 200 students
Canterbury School![Canterbury School Photo - At Canterbury School, a balanced educational experience integrates academic achievement, personal growth, and community engagement. As a welcoming interfaith community, Canterbury fosters a sense of belonging, providing passionate educators and transformative opportunities that guide you toward your fullest potential. This is what makes Canterbury School more than just a place to learn-it's a place to become your best self.]( "Canterbury School Photo - At Canterbury School, a balanced educational experience integrates academic achievement, personal growth, and community engagement. As a welcoming interfaith community, Canterbury fosters a sense of belonging, providing passionate educators and transformative opportunities that guide you toward your fullest potential. This is what makes Canterbury School more than just a place to learn-it's a place to become your best self.")
(Catholic)
101 Aspetuck Avenue
New Milford, CT 06776
(860) 210-3800
New Milford, CT 06776
(860) 210-3800
Grades: 9-12
| 332 students
The Catholic Academy Of Stamford
(Catholic)
1186 Newfield Ave
Stamford, CT 06905
(203) 322-6505
Stamford, CT 06905
(203) 322-6505
Grades: PK-8
| 253 students
581 Silas Deane Hwy
Wethersfield, CT 06109
(860) 529-5487
Wethersfield, CT 06109
(860) 529-5487
Grades: PK-8
| 379 students
East Catholic High School![East Catholic High School Photo]( "East Catholic High School Photo")
(Catholic)
115 New State Rd
Manchester, CT 06042
(860) 649-5336
Manchester, CT 06042
(860) 649-5336
Grades: 9-12
| 479 students
1073 N Benson Rd
Fairfield, CT 06824
(203) 254-4200
Fairfield, CT 06824
(203) 254-4200
Grades: 9-12
| 757 students
471 North Street
Greenwich, CT 06830
(203) 869-4000
Greenwich, CT 06830
(203) 869-4000
Grades: PK-8
| 372 students
Holy Cross High School![Holy Cross High School Photo - Be A Scholar, Be A Leader, Be Holy Cross]( "Holy Cross High School Photo - Be A Scholar, Be A Leader, Be Holy Cross")
(Catholic)
587 Oronoke Rd
Waterbury, CT 06708
(203) 757-9248
Waterbury, CT 06708
(203) 757-9248
Grades: 9-12
| 413 students
Holy Family School
(Catholic)
55 Rosemond Terrace
Trumbull, CT 06611
(203) 268-3236
Trumbull, CT 06611
(203) 268-3236
Grades: PK-8
| 255 students
Holy Trinity Catholic Academy
(Catholic)
503 Shelton Ave
Shelton, CT 06484
(203) 929-4422
Shelton, CT 06484
(203) 929-4422
Grades: PK-8
| 204 students
948 Newfield Avenue
Stamford, CT 06905
(704) 527-7822
Stamford, CT 06905
(704) 527-7822
Grades: 6-8
| 723 students
Holy Trinity School
(Catholic)
11 N Whittlesey Ave
Wallingford, CT 06492
(203) 269-4477
Wallingford, CT 06492
(203) 269-4477
Grades: PK-8
| 216 students
33 Calhoun Pl
Bridgeport, CT 06604
(203) 334-2554
Bridgeport, CT 06604
(203) 334-2554
Grades: 9-12
| 326 students
200 High St
Milford, CT 06460
(203) 877-2786
Milford, CT 06460
(203) 877-2786
Grades: 9-12
| n/a students
Marianapolis Preparatory School![Marianapolis Preparatory School Photo]( "Marianapolis Preparatory School Photo")
(Catholic)
26 Chase Road
Thompson, CT 06277
(860) 923-9245
Thompson, CT 06277
(860) 923-9245
Grades: 9-12
| 300 students
Mercy High School![Mercy High School Photo]( "Mercy High School Photo")
All-girls (Catholic)
1740 Randolph Road
Middletown, CT 06457
(860) 346-6659
Middletown, CT 06457
(860) 346-6659
Grades: 9-12
| 394 students
29 Wampanoag Drive
West Hartford, CT 06117
(860) 236-4221
West Hartford, CT 06117
(860) 236-4221
Grades: 9-12
| 444 students
24 Ricardo St
West Haven, CT 06516
(203) 937-3217
West Haven, CT 06516
(203) 937-3217
Grades: 9-12
| 518 students
220 Jefferson St
Fairfield, CT 06825
(203) 372-6521
Fairfield, CT 06825
(203) 372-6521
Grades: 9-12
| 506 students
Our Lady Of Mercy Preparatory Academy![Our Lady Of Mercy Preparatory Academy Photo - OLM Prep Middle School student investigating through experiments in science.]( "Our Lady Of Mercy Preparatory Academy Photo - OLM Prep Middle School student investigating through experiments in science.")
(Catholic)
20 Island Avenue
Madison, CT 06443
(203) 689-5101
Madison, CT 06443
(203) 689-5101
Grades: K-8
| 128 students
645 Congress Ave
Waterbury, CT 06708
(203) 755-6809
Waterbury, CT 06708
(203) 755-6809
Grades: PK-8
| 276 students
Sacred Heart Academy![Sacred Heart Academy Photo - Students learn to work with many painting media such as acrylic, oil, and watercolor in this course that covers painting, design and visual concepts.]( "Sacred Heart Academy Photo - Students learn to work with many painting media such as acrylic, oil, and watercolor in this course that covers painting, design and visual concepts.")
All-girls (Catholic)
265 Benham St
Hamden, CT 06514
(203) 288-2309
Hamden, CT 06514
(203) 288-2309
Grades: 9-12
| 354 students
1177 King Street
Greenwich, CT 06831
(609) 261-2273
Greenwich, CT 06831
(609) 261-2273
Grades: PK-12
| 680 students
Sacred Heart H. S.![Sacred Heart H. S. Photo - Sacred Heart High School]( "Sacred Heart H. S. Photo - Sacred Heart High School")
(Catholic)
142 S Elm Street
Waterbury, CT 06706
(203) 753-1605
Waterbury, CT 06706
(203) 753-1605
Grades: 9-12
| 300 students
15 Hunters Ave
Norwich, CT 06380
(860) 887-1757
Norwich, CT 06380
(860) 887-1757
Grades: PK-8
| 120 students
395 Anton St
Bridgeport, CT 06606
(203) 373-1552
Bridgeport, CT 06606
(203) 373-1552
Grades: PK-8
| 261 students
St. Bernard School![St. Bernard School Photo - Saint Bernard School XBSS leaders.]( "St. Bernard School Photo - Saint Bernard School XBSS leaders.")
(Catholic)
1593 Norwich New London Tpke
Uncasville, CT 06382
(860) 848-1271
Uncasville, CT 06382
(860) 848-1271
Grades: 6-12
| 410 students
St. Bridget School
(Catholic)
171 Main Street
Cheshire, CT 06410
(203) 272-5860
Cheshire, CT 06410
(203) 272-5860
Grades: PK-8
| 349 students
85 Great Plain Rd
Danbury, CT 06811
(203) 748-1217
Danbury, CT 06811
(203) 748-1217
Grades: PK-8
| 271 students
73 Park Street
Manchester, CT 06040
(860) 643-5088
Manchester, CT 06040
(860) 643-5088
Grades: PK-8
| 388 students
Show 64 more private schools in Connecticut (out of 99 total schools)
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