Private Schools in Connecticut

Independent profiles from public federal data (NCES Private School Universe Survey). COSMIQ is not affiliated with any school, and does not host user reviews or ratings.

57 private K-12 schools in Connecticut. Select a school to see enrollment, grade span, affiliation, and student-teacher ratio.

Winston Preparatory SchoolNorwalk, CT · Nonsectarian · Grades 1–1 1,380 students The Greenwich Country Day SchoolGreenwich, CT · Nonsectarian · Grades PK–12 1,254 students Brunswick SchoolGreenwich, CT · Nonsectarian · Grades PK–12 1,003 students Choate Rosemary HallWallingford, CT · Nonsectarian · Grades 9–12 868 students Greenwich AcademyGreenwich, CT · Nonsectarian · Grades PK–12 792 students St Joseph High SchoolTrumbull, CT · Catholic · Grades 9–12 768 students Fairfield College PreparatoryFairfield, CT · Catholic · Grades 9–12 757 students Hopkins SchoolNew Haven, CT · Nonsectarian · Grades 7–12 714 students The Loomis Chaffee SchoolWindsor, CT · Nonsectarian · Grades 9–12 703 students Xavier High SchoolMiddletown, CT · Catholic · Grades 9–12 644 students The Hotchkiss SchoolLakeville, CT · Nonsectarian · Grades 9–12 622 students St Lukes SchoolNew Canaan, CT · Nonsectarian · Grades 5–12 592 students Hamden Hall Country Day SchoolHamden, CT · Religious · Grades PK–12 571 students Yeshiva K'tana of WaterburyWaterbury, CT · Religious · Grades PK–8 553 students Holy Cross High SchoolWaterbury, CT · Catholic · Grades 9–12 527 students New Canaan Country SchoolNew Canaan, CT · Nonsectarian · Grades PK–9 526 students Notre Dame High SchoolWest Haven, CT · Catholic · Grades 9–12 518 students Kingswood Oxford SchoolWest Hartford, CT · Nonsectarian · Grades 6–12 511 students Kent SchoolKent, CT · Religious · Grades 9–12 504 students Notre Dame Catholic High SchoolFairfield, CT · Catholic · Grades 9–12 456 students Northwest Catholic High SchoolWest Hartford, CT · Catholic · Grades 9–12 444 students The Foote SchoolNew Haven, CT · Nonsectarian · Grades K–9 436 students St Paul Catholic High SchoolBristol, CT · Catholic · Grades 9–12 420 students Suffield AcademySuffield, CT · Nonsectarian · Grades 9–12 418 students Westminster SchoolSimsbury, CT · Nonsectarian · Grades 9–12 412 students Immaculate High SchoolDanbury, CT · Catholic · Grades 9–12 389 students Christian Heritage SchoolTrumbull, CT · Religious · Grades K–12 386 students Mercy High SchoolMiddletown, CT · Catholic · Grades 9–12 375 students Pomfret SchoolPomfret, CT · Nonsectarian · Grades 9–12 368 students St Bernard SchoolUncasville, CT · Catholic · Grades 6–12 365 students Sacred Heart AcademyHamden, CT · Catholic · Grades 9–12 354 students St James SchoolManchester, CT · Catholic · Grades PK–8 336 students Miss Porter's SchoolFarmington, CT · Nonsectarian · Grades 9–12 336 students Academy of Our Lady of Mercy, Lauralton HallMilford, CT · Catholic · Grades 9–12 326 students Kolbe Cathedral High SchoolBridgeport, CT · Catholic · Grades 9–12 326 students Wooster SchoolDanbury, CT · Religious · Grades 5–12 322 students Rumsey Hall SchoolWashington Depot, CT · Nonsectarian · Grades K–9 322 students Marianapolis Prep SchoolThompson, CT · Catholic · Grades 9–12 321 students St Thomas Aquinas Catholic SchoolFairfield, CT · Catholic · Grades PK–8 315 students The Frederick Gunn SchoolWashington, CT · Nonsectarian · Grades 9–12 315 students Salisbury SchoolSalisbury, CT · Religious · Grades 9–12 307 students Indian Mountain SchoolLakeville, CT · Nonsectarian · Grades PK–9 302 students Bi-cultural Hebrew AcademyStamford, CT · Religious · Grades PK–12 301 students Greenwich Catholic SchoolGreenwich, CT · Catholic · Grades PK–8 296 students Renbrook SchoolWest Hartford, CT · Nonsectarian · Grades PK–8 288 students The Cheshire AcademyCheshire, CT · Nonsectarian · Grades 9–12 288 students St Rita SchoolHamden, CT · Catholic · Grades PK–8 286 students Corpus Christi SchoolWethersfield, CT · Catholic · Grades PK–8 265 students Emmanuel Christian AcademyNewington, CT · Religious · Grades PK–12 262 students St Bridget SchoolCheshire, CT · Catholic · Grades PK–8 256 students St Mary SchoolMilford, CT · Catholic · Grades PK–8 255 students Washington Montessori SchoolNew Preston, CT · Nonsectarian · Grades PK–8 240 students The Catholic Academy of StamfordStamford, CT · Catholic · Grades PK–8 239 students Forman SchoolLitchfield, CT · Nonsectarian · Grades 9–12 235 students Torrington Christian AcademyTorrington, CT · Religious · Grades PK–12 234 students Whitby SchoolGreenwich, CT · Nonsectarian · Grades PK–8 231 students St Joseph Elementary SchoolDanbury, CT · Catholic · Grades PK–8 223 students

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