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Private Education for Grades 5-12 in New Canaan, CT
St Luke's School (SLS) is an independent, secular educational institution dedicated to fostering academic excellence, character development, and personal growth. Founded on principles of intellectual curiosity and community engagement, we provide a transformative learning experience for students in grades 5-12. Our faculty combines deep subject expertise with mentorship, guiding students through a rigorous curriculum that emphasizes critical thinking, creativity, and ethical leadership. With over 600 students from 40+ towns, our diverse community values collaboration, innovation, and well-being.

Our 40-acre campus features state-of-the-art facilities supporting advanced academics, arts, and athletics. Through personalized advising and signature programs like Compass Coaching and the Scholars Program, we prepare graduates for college success and lifelong impact. Accredited by the New England Association of Schools and Colleges, SLS combines tradition with forward-thinking education.
Services
College Counseling Summer Camps Arts Programs Athletics STEM Education
Highlights and features
  • Personalized learning with 7:1 student-teacher ratio
  • College counseling with 100% matriculation success
  • 30+ athletic teams with state championship programs
  • 40+ advanced courses and independent study opportunities
  • Signature leadership development through Leading with Humanity curriculum
Associations and certifications
  • New England Association of Schools and Colleges
What people say
Outstanding college preparation Supportive faculty Vibrant arts programs State-of-the-art facilities Strong sense of community
Services
College Counseling
Our comprehensive college counseling program begins in grade 9, offering personalized guidance through every step of the application process. Experienced counselors help students identify best-fit institutions, prepare applications, and develop compelling personal narratives. With 100% college matriculation success, our graduates consistently gain admission to top-tier institutions nationwide.
Summer Camps
Summer@SLS offers 15+ programs for ages 4-18, including academic workshops, sports camps, and arts intensives. Our STEM camps feature robotics and 3D printing, while performing arts programs utilize professional-grade theaters. Flexible scheduling allows mixing morning and afternoon sessions across six weekly sessions from June through August.
Arts Programs
Students engage in visual arts, music, theater, and digital media through dedicated studios and performance spaces. The Seldin Performing Arts Center hosts 30+ annual productions, while the visual arts program offers ceramics, photography, and portfolio development. All programs emphasize technical skill development and creative self-expression in grades 5-12.
Athletics
Our 30+ varsity and junior varsity teams compete in regional leagues with emphasis on sportsmanship and skill development. Facilities include turf fields, tennis courts, and a fitness center. Student-athletes benefit from strength training programs and sports medicine support, with 85% participating in at least one sport during their enrollment.
STEM Education
Advanced STEM curriculum includes robotics, coding, and emerging technologies. The designLab facility supports hands-on projects like 3D-printed prosthetics and satellite mapping. Students engage in real-world problem-solving through partnerships with local industries and research institutions, preparing for STEM careers through both classroom instruction and extracurricular competitions.
People
Mary Halpin Carter
Head of School
Ph.D. in Education from University of New Hampshire with 25+ years leadership experience. Former Head of School at Derryfield School. Specializes in curriculum innovation and teacher development. Committed to creating learning environments that balance academic rigor with personal growth.
Christopher Rosow
Board Chair
Led SLS Board of Trustees since 2023. Advocate for educational innovation and community engagement. Professional background in finance with 20+ years corporate leadership experience. Focuses on strategic planning and resource development to support academic excellence.
Questions
What grades does St. Luke's School serve?
We serve students in grades 5 through 12, with separate Middle School (grades 5-8) and Upper School (grades 9-12) divisions.
Is St. Luke's School religiously affiliated?
No, we are an independent, secular school that welcomes students of all faiths and backgrounds.
What transportation options are available?
We offer bus services from designated stops in Connecticut and New York, with routes covering Fairfield and Westchester counties.
Do you offer financial aid?
Yes, we provide need-based financial aid and merit scholarships to ensure access for qualified students.
What are your student-teacher ratios?
Our average class size is 14 students with a 7:1 student-teacher ratio across all grade levels.
What special programs do you offer?
We feature signature programs in leadership development, global learning, and emerging technologies, plus 40+ advanced courses and independent study opportunities.