CT
Regular School
High School
Mark T. Sheehan High School
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(203) 294-5900
Student Enrollment & Staffing Overview
NCES 2024-2025Total Students
673
Teachers (FTE)
60.8
Student-Teacher Ratio
11.1:1
FRPL Eligible
212
(31.5%)
National School Lunch Program (FRPL) Eligibility
Total Eligible: 212 of 673 (31.5%)
Free Lunch: 170 (25.3%)
Reduced-Price: 42 (6.2%)
Paid / Not Eligible: 461 (68.5%)
Multi-Year Enrollment Trends & Growth (2020-2021 – 2024-2025)
Student Diversity Distribution
Demographic composition of enrolled students across racial & ethnic backgrounds.
673
Students
| White | 437 | 64.9% | |
| Hispanic / Latino | 145 | 21.5% | |
| Asian | 43 | 6.4% | |
| Two or More Races (Multiracial) | 30 | 4.5% | |
| Black or African American | 16 | 2.4% | |
| American Indian / Alaska Native | 1 | 0.1% | |
| Native Hawaiian / Pacific Islander | 1 | 0.1% |
Grade-Level Enrollment Distribution
Distribution of student body across reported grade cohorts.
673
Students
| Grade 10 | 186 | 27.6% | |
| Grade 11 | 174 | 25.9% | |
| Grade 12 | 176 | 26.2% | |
| Grade 9 | 137 | 20.4% |
Student Gender Distribution
Reported enrollment counts by gender cohort.
M
49.6%
Male Students
334
F
50.4%
Female Students
339