Haddam-killingworth Middle School
Haddam-killingworth Middle School serves 663 students in grades 5-8.
Haddam-killingworth Middle School placed in the top 50% of all schools in Connecticut for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%) for the 2018-19 school year.
The percentage of students achieving proficiency in math is 58% (which is higher than the Connecticut state average of 48%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 71% (which is higher than the Connecticut state average of 58%) for the 2018-19 school year.
The student:teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 7% of the student body (majority Hispanic and Black), which is lower than the Connecticut state average of 46% (majority Hispanic).
Haddam-killingworth Middle School's student population of 663 students has declined by 8% over five school years.
The teacher population of 58 teachers has stayed relatively flat over five school years.
Total Classroom Teachers
Students by Grade
Haddam-killingworth Middle School is ranked within the top 50% of all 957 schools in Connecticut (based off of combined math and reading proficiency testing data) for the 2018-19 school year.
The diversity score of Haddam-killingworth Middle School is 0.13, which is less than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
Definition of Terms 2017-2018 School Year Data
State Level (CT)
Overall Testing Rank
#330 out of 957 schools
Math Test Scores (% Proficient)
Reading/Language Arts Test Scores (% Proficient)
Student : Teacher Ratio
Two or more races
All Ethnic Groups
Eligible for Free Lunch
Eligible for Reduced Lunch
School Statewide Testing
School District Name
Source: 2017-2018 (latest school year available) NCES, CT Dept. of Education
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