Haddam-Killingworth Middle School
451 Route 81, Killingworth, CT 06419 · (860) 663-1241 · Part of Regional School District 17
Killingworth’s School Grade A− better than 78% of Connecticut school districts
What stands out about Haddam-Killingworth Middle School
- Its own letter, A−: reading and math results near the top of Connecticut’s public schools
- Math proficiency 11 pts above the state
- Reading / language arts 23 pts above the state
- Small classes: 11 students per teacher
- Next stop for Killingworth kids: Haddam-Killingworth High School
On the path
Where Killingworth kids come from and go next. The whole path →
Test scores
2020–21Its own letter, A−, places these results among Connecticut’s 920 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).
Location
Directions ↗451 Route 81, Killingworth
Students
About steady since 2020–21.
As reported to NCES, share of students with a reported race or ethnicity.
Parents talk
Questions and answers about Haddam-Killingworth Middle School from Killingworth families.
Other schools in Regional School District 17
School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Connecticut’s other public schools; Killingworth’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.