School Profile

MISSION STATEMENT

In the Roman Catholic tradition, Immaculate High School fosters the development of the whole student by nurturing individual spiritual, moral, intellectual, physical, and social growth through an academically rigorous college preparatory curriculum that encourages respect, responsibility, reverence, creativity and leadership.

OVERVIEW

Immaculate High School, a Diocesan-sponsored Catholic college preparatory school provides a challenging academic education in a wholesome and disciplined environment. Because Immaculate High School values character formation, moral development and spiritual direction, religious education is an integral part of the curriculum. Immaculate High School welcomes students from all religious traditions.  

SCHOOL COMMUNITY

Immaculate High School enrolls approximately 400 students, 43% male and 57% female. Roughly 42% of our student body resides in Danbury and the remainder in nearly 30 surrounding towns in Connecticut and New York. More than one-third of the student body are from diverse backgrounds. The student teacher ratio is 11:1 and the average class size is 16 students. Of the 46 members of the professional staff, 76% hold a graduate degree. 58 are lay men and women and one is ordained as a deacon.

Immaculate High School is accredited by the New England Association of Schools and Colleges (NEASC) and recognized by the Connecticut State Department of Education. Immaculate High School is a member of the National Catholic Education Association (NCEA), the Connecticut Association of Schools (CAS), and the Connecticut Interscholastic Athletic Conference (CIAC).

Immaculate High School enjoys strong support from alumni and its parent community. Individual attention to student needs is a priority of the faculty and administration.

CURRICULUM

Immaculate High School’s academic program is exclusively College Preparatory. Our courses are designed for students who are preparing to continue their studies post our secondary education. They are taught with high expectations for depth and comprehension including independent work.

Honors courses are designed to be rigorous, challenging, fast-paced with an expectation of extensive work outside the classroom. IHS features 50 courses in English, Social Studies, World Language, Mathematics, Science, Business, and Fine Arts.

Immaculate offers an Advanced Placement Program that is administered by the College Board and consists of standardized high school courses that are equivalent to undergraduate college courses. They are designed to prepare the annual average of 140 enrolled students for the rigors of college level work and they represent the school’s most challenging level of study. Immaculate offers eighteen AP courses in the traditional classroom setting which include Biology (ECE), Calculus AB, Chemistry (ECE), Computer Science A, English Language & Composition, English Literature & Composition, Macroeconomics (ECE), Physics Part 1 (ECE), Physics Part 2 (ECE), Psychology, Seminar,  Spanish Language & Culture, Studio Art: Drawing, Studio Art: 2-D Design, U.S. Government & Politics, U.S. History (ECE). 

*University of Connecticut, Western Connecticut University and Quinnipiac University: Dual enrollment courses provide an opportunity to students to take college courses while still in high school.
 

SAT Reasoning Test Scores 2025-26 Mean Scores

GPA Distribution - Weighted

(Class of 2026 weighted GPA distribution after six semesters.)

COLLEGE MATRICULATION

Historically, 99%-100% of Immaculate High School graduates continue their education. Students from the graduating classes of 2022, 2023, and 2024 are attending the following colleges and universities: