Bishop Mcgann-mercy Diocesan High School

1225 Ostrander Ave
Riverhead, NY 11901-0119
Tel: (631)727-5900
Grades: 7-12 | 507 students
McGann ~ Mercy Diocesan High School is a community of approximately 380 students representing great geographic, economic, and religious diversity.
Students represent all levels of academic ability from average to honors.
At McGann-Mercy Diocesan High School, we require a commitment to excellence in any pathway that our students choose to pursue.
We pave the road they choose with ethics, curiosity, and moral character intertwined with spiritual commitment.
Our school encourages students, faculty and staff to work collaboratively to develop a learning community where innovative instruction, intellectual and imaginative activity, and coordinating community service challenge each person to attain his or her full potential.
McGann~Mercy’s challenging academic program offers small classes and highly qualified teachers.
Students are afforded the personal attention needed to meet their individual needs and abilities.

School Overview

School Membership(s)School Assoc. National Catholic Educational Association (NCEA)
Religious Affiliation Roman Catholic
Grades Offered Grades 7-12

Student Body

Total Students 507 students
Student Body Type Co-ed
% Students of Color
12%
State avg.: 29%
Students by Grade

Academics and Faculty

Total Classroom Teachers 40 teachers
Student : Teacher Ratio 13:1
National avg.: 13:1
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  • School Location Miles Grades Students
  • Stony Brook
    Grades: 7-12 | 333 students
    24.1 miles
    1 Chapman Parkway
    Stony Brook, NY 11790
    (631)751-1800
    24.17-12
    333
  • East Hampton
    Grades: NS-12 | 494 students
    22.5 miles
    18 Goodfriend Drive
    East Hampton, NY 11937
    (631)907-5400
    22.5NS-12
    494
  • Saint James
    Grades: 6-12 | 126 students
    27.1 miles
    541 Long Beach Road
    Saint James, NY 11780
    (631)686-1600
    27.16-12
    126
  • West Islip
    Grades: 9-12 | 1706 students
    36.5 miles
    1170 Montauk Highway
    West Islip, NY 11795
    (631)587-8000
    36.59-12
    1706
  • Smithtown
    Grades: PK-12 | 570 students
    28.7 miles
    1 Higbie Dr
    Smithtown, NY 11787
    (631)265-3334
    28.7PK-12
    570

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Did You Know?
The average private school tuition in Suffolk County, NY is $7,141 for elementary schools and $20,374 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Suffolk County, NY is 87% (read more about average acceptance rates across the country).