Serving 280 students in grades 4-5, Haddam-killingworth Intermediate School ranks in the top 20% of all schools in Connecticut for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 66% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 73% (which is higher than the Connecticut state average of 50%).
The student-teacher ratio of 13:1 is higher than the Connecticut state level of 12:1.
Minority enrollment is 11% of the student body (majority Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026)
- Grades: 4-5
- Enrollment: 280 students
- Student-Teacher Ratio: 13:1
- Minority Enrollment: 11%
- Overall Testing Rank: Top 20% in CT
- Math Proficiency: 66% (Top 20%)
- Reading Proficiency: 73% (Top 20%)
- Science Proficiency: 70-74% (Top 20%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Haddam-killingworth Intermediate School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Community Size
School Overview
Haddam-killingworth Intermediate School's student population of 280 students has grown by 11% over five school years.
The teacher population of 22 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 4-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
280 students
Total Classroom Teachers
22 teachers
School Rankings
Haddam-killingworth Intermediate School ranks within the top 20% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Haddam-killingworth Intermediate School is 0.21, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#163 out of 939 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
66%
41%
Reading/Language Arts Test Scores (% Proficient)
73%
50%
Science Test Scores (% Proficient)
70-74%
47%
Student-Teacher Ratio
13:1
12:1
American Indian
n/a
n/a
Asian
1%
5%
Hispanic
5%
32%
Black
1%
12%
White
89%
46%
Hawaiian
n/a
n/a
Two or more races
4%
5%
All Ethnic Groups
Eligible for Free Lunch
14%
38%
Eligible for Reduced Lunch
4%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Haddam-killingworth Intermediate School's ranking?
Haddam-killingworth Intermediate School is ranked #163 out of 939 schools, which ranks it among the top 20% of public schools in Connecticut.
What percent of students have achieved state testing proficiency in math and reading?
66% of students have achieved math proficiency (compared to the 41% CT state average), while 73% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Haddam-killingworth Intermediate School?
280 students attend Haddam-killingworth Intermediate School.
What is the racial composition of the student body?
89% of Haddam-killingworth Intermediate School students are White, 5% of students are Hispanic, 4% of students are Two or more races, 1% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Haddam-killingworth Intermediate School?
Haddam-killingworth Intermediate School has a student ration of 13:1, which is higher than the Connecticut state average of 12:1.
What grades does Haddam-killingworth Intermediate School offer ?
Haddam-killingworth Intermediate School offers enrollment in grades 4-5 (Supplemental Virtual).
What school district is Haddam-killingworth Intermediate School part of?
Haddam-killingworth Intermediate School is part of Regional School District 17.
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