Haddam-Killingworth Middle School
Public
Middle Grades 6–8 Virtual
Part of Regional School District 17
451 Route 81, Killingworth, CT 06419 · (860) 663-1241
Community ratings
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Academic performance
Math proficiency49%
State average 37.9%
Reading / language arts74%
State average 50.7%
EDFacts via Urban Institute Education Data Portal (SY2020-21)
At a glance
423Students enrolled
11:1Student–teacher ratio
16%Free / reduced lunch
RuralSetting
Regular SchoolSchool type
Enrollment by grade
Grade 6136
Grade 7132
Grade 8155
Students
White · 89%376
Hispanic · 5%21
Two or more races · 3%14
Black · 2%7
Asian · 1%5
Counts as reported to NCES; percentages are of students with a reported race/ethnicity.
Enrollment · last 5 years
433’20
396’21
399’22
395’23
423’24
Location
451 Route 81 Killingworth
Neighbor reviews
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School facts from the U.S. Department of Education (NCES), 2024-2025 school year. Academic scores from the EDFacts via Urban Institute Education Data Portal (SY2020-21). Community ratings and reviews reflect neighbor opinions, not an official measure of school quality.