St. Mark School Photo

Top 20 Best Connecticut Private Schools Belonging to National Catholic Educational Association (NCEA) (2025)

For the 2025 school year, there are 73 private schools belonging to National Catholic Educational Association (NCEA) serving 18,596 students in Connecticut. You can also find more schools membership associations in Connecticut.
The top ranked private schools belonging to National Catholic Educational Association (NCEA) in Connecticut include All Saints Catholic School, Notre Dame Prep of Sacred Heart University, and Immaculate High School.
The average tuition cost is $11,574, which is lower than the Connecticut private school average tuition cost of $28,353.
99% of private schools belonging to National Catholic Educational Association (NCEA) in Connecticut are religiously affiliated (most commonly Catholic).

Top Ranked Private Schools Belonging to National Catholic Educational Association (NCEA) in Connecticut (2025)

School
Location
Grades
Students
Immaculate High School
Immaculate High School Photo - Students studying / socializing together in our Learning Commons
(Catholic)
(11)
73 Southern Blvd
Danbury, CT 06810
(203) 744-1510
Grades: 9-12
| 384 students
St. Joseph High School
St. Joseph High School Photo - At St. Joseph High School, students SEEK out their talents, STRIVE for greatness, SERVE the common good, and THRIVE with confidence.
(Catholic)
(4)
2320 Huntington Tpke
Trumbull, CT 06611
(203) 378-9378
Grades: 9-12
| 705 students
Academy Of The Holy Family
Academy Of The Holy Family Photo - International Day
All-girls (Catholic)
54 W Main St. Box 691
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
Grades: PK-8
| 560 students
Assumption Catholic School
Assumption Catholic School Photo
(Catholic)
(1)
605 Stratfield Rd
Fairfield, CT 06825
(203) 334-6271
Grades: PK-8
| 200 students
Assumption School
(Catholic)
51 N Cliff St
Ansonia, CT 06401
(203) 734-0855
Grades: PK-8
| 191 students
The Catholic Academy Of Stamford
(Catholic)
1186 Newfield Ave
Stamford, CT 06905
(203) 322-6505
Grades: PK-8
| 253 students
East Catholic High School
East Catholic High School Photo
(Catholic)
115 New State Rd
Manchester, CT 06042
(860) 649-5336
Grades: 9-12
| 479 students
Fairfield College Preparatory
All-boys (Catholic)
(1)
1073 N Benson Rd
Fairfield, CT 06824
(203) 254-4200
Grades: 9-12
| 757 students
Greenwich Catholic School
Greenwich Catholic School Photo - Rooted in Faith. Surrounded by Community. Committed to Excellence.
(Catholic)
(2)
471 North Street
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
(Catholic)
587 Oronoke Rd
Waterbury, CT 06708
(203) 757-9248
Grades: 9-12
| 413 students
Holy Family School
(Catholic)
55 Rosemond Terrace
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
Grades: PK-8
| 204 students
Holy Trinity Catholic Middle School
Holy Trinity Catholic Middle School Photo
(Catholic)
(1)
948 Newfield Avenue
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
Grades: PK-8
| 216 students
Kolbe Cathedral High School
Kolbe Cathedral High School Photo
(Catholic)
(2)
33 Calhoun Pl
Bridgeport, CT 06604
(203) 334-2554
Grades: 9-12
| 326 students
Mercy High School
Mercy High School Photo
All-girls (Catholic)
1740 Randolph Road
Middletown, CT 06457
(860) 346-6659
Grades: 9-12
| 394 students
Northwest Catholic High School
Northwest Catholic High School Photo
(Catholic)
(3)
29 Wampanoag Drive
West Hartford, CT 06117
(860) 236-4221
Grades: 9-12
| 444 students
Notre Dame High School
All-boys (Catholic)
(1)
24 Ricardo St
West Haven, CT 06516
(203) 937-3217
Grades: 9-12
| 518 students
220 Jefferson St
Fairfield, CT 06825
(203) 372-6521
Grades: 9-12
| 506 students
Our Lady Of Mount Carmel School
(Catholic)
(1)
645 Congress Ave
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.
All-girls (Catholic)
265 Benham St
Hamden, CT 06514
(203) 288-2309
Grades: 9-12
| 354 students
Sacred Heart H. S.
Sacred Heart H. S. Photo - Sacred Heart High School
(Catholic)
142 S Elm Street
Waterbury, CT 06706
(203) 753-1605
Grades: 9-12
| 300 students
Sacred Heart School
Sacred Heart School Photo - Class of 2024 - Grade 8
(Catholic)
(2)
15 Hunters Ave
Norwich, CT 06380
(860) 887-1757
Grades: PK-8
| 120 students
St. Andrew Academy
St. Andrew Academy Photo
(Catholic)
(9)
395 Anton St
Bridgeport, CT 06606
(203) 373-1552
Grades: PK-8
| 261 students
St. Gregory The Great School
(Catholic)
(1)
85 Great Plain Rd
Danbury, CT 06811
(203) 748-1217
Grades: PK-8
| 271 students
St. James School
St. James School Photo
(Catholic)
(12)
73 Park Street
Manchester, CT 06040
(860) 643-5088
Grades: PK-8
| 388 students
St. Joseph Elementary School
St. Joseph Elementary School Photo
(Catholic)
370 Main St
Danbury, CT 06810
(203) 748-6615
Grades: PK-8
| 257 students
St. Joseph School
St. Joseph School Photo - Grade 7 science
(Catholic)
10 School Hill Rd
Baltic, CT 06330
(860) 822-6141
Grades: PK-8
| 59 students
St. Lawrence School
(Catholic)
231 Main St
West Haven, CT 06516
(203) 933-2518
Grades: PK-8
| 183 students
St. Mark School
St. Mark School Photo
(Catholic)
(10)
500 Wigwam Lane
Stratford, CT 06614
(203) 375-4291
Grades: NS-8
| 237 students
St. Mary
(Catholic)
43 Cole St
Waterbury, CT 06706
(203) 753-2574
Grades: PK-8
| 253 students
St. Mary Elementary School
St. Mary Elementary School Photo
(Catholic)
(4)
24 Dodgingtown Rd
Bethel, CT 06801
(203) 744-2922
Grades: PK-8
| 180 students
St. Mary School
(Catholic)
183 High Ridge Ave
Ridgefield, CT 06877
(203) 438-7288
Grades: PK-8
| 245 students
St. Patrick Cathedral School
(Catholic)
211 Broadway
Norwich, CT 06360
(860) 889-4174
Grades: PK-8
| 152 students
Show 38 more private schools in Connecticut (out of 73 total schools)
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