Kolbe Cathedral High School Photo

Top 10 Best Connecticut Private High Schools Belonging to National Catholic Educational Association (NCEA) (2025)

For the 2025 school year, there are 17 private high schools belonging to National Catholic Educational Association (NCEA) serving 6,707 students in Connecticut. You can also find more schools membership associations in Connecticut.
The top ranked private high schools belonging to National Catholic Educational Association (NCEA) in Connecticut include Notre Dame Prep of Sacred Heart University, Immaculate High School, and St. Joseph High School.
The average tuition cost is $18,315, which is lower than the Connecticut private high school average tuition cost of $39,540.
94% of private high schools belonging to National Catholic Educational Association (NCEA) in Connecticut are religiously affiliated (most commonly Catholic).

Top Ranked Private High 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
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
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
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
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
St. Paul Catholic High School
St. Paul Catholic High School Photo - Respect Life Mass 2023
(Catholic)
1001 Stafford Ave
Bristol, CT 06010
(860) 584-0911
Grades: 9-12
| 400 students
Xavier High School
All-boys (Catholic)
(3)
181 Randolph Rd
Middletown, CT 06457
(860) 346-7735
Grades: 9-12
| 600 students
Adelbrook-the Learning Center Of East Hartford
Special Education School
21 Church St
East Hartford, CT 06108
(860) 540-4315
Grades: 7-12
| 36 students
Villa Maria School
Villa Maria School Photo - Spring at Villa Maria School, Stamford CT
Special Education School (Catholic)
161 Sky Meadow Drive
Stamford, CT 06903
(203) 322-5886
Grades: K-9
| 61 students

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