Private Schools in Haddam, Connecticut

The Independent Day School is a coeducational independent school serving students from Pre-K through 8th grade, drawing families from Haddam and surrounding communities. The school emphasizes a balanced approach to education with strong academics, character development, and hands-on learning experiences. The 40-acre campus provides extensive outdoor education opportunities, while the academic program includes foreign language instruction starting in Pre-K, STEM curriculum, and comprehensive arts programs. Small class sizes ensure individualized attention and strong student-teacher relationships.

The Williams School is an independent, coeducational college preparatory day school serving students in grades 6-12 from throughout southeastern Connecticut, including Haddam. The school offers a challenging academic environment with 17 Advanced Placement courses and unique programs in marine science leveraging its coastal location. The curriculum emphasizes critical thinking, writing skills, and global perspectives. With an average class size of 12 students, Williams provides personalized attention and strong college placement. The school features modern science labs, technology integration, and competitive athletic programs.

Xavier High School is a comprehensive Catholic college preparatory school for young men that serves students from Haddam and throughout Middlesex County. The school offers a rigorous academic program with 18 Advanced Placement courses, extensive STEM opportunities, and competitive athletic programs. With a student-teacher ratio of 12:1, Xavier provides personalized attention and strong college counseling. The campus features modern science labs, performing arts spaces, and extensive athletic facilities including a turf field and fitness center.