Killingly High School
Killingly High School serves 744 students in grades 9-12.
Killingly High School placed in the bottom 50% of all schools in Connecticut for overall test scores (math proficiency is bottom 50%, and reading proficiency is top 50%) for the 2018-19 school year.
The percentage of students achieving proficiency in math is 25-29% (which is lower than the Connecticut state average of 48%) for the 2018-19 school year. The percentage of students achieving proficiency in reading/language arts is 60-64% (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 19% of the student body (majority Hispanic), which is lower than the Connecticut state average of 50% (majority Hispanic).
School Overview
Killingly High School's student population of 744 students has declined by 16% over five school years.
The teacher population of 67 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
744 students

Gender %

Total Classroom Teachers
67 teachers

Students by Grade

School Calendar
School Rankings
Killingly High School is ranked within the bottom 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 Killingly High School is 0.34, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#608 out of 957 schools
(Bottom 50%)
(Bottom 50%)

Math Test Scores (% Proficient)
25-29%
48%

Reading/Language Arts Test Scores (% Proficient)
60-64%
58%

Student : Teacher Ratio
11:1
12:1

American Indian
1%
n/a
Asian
3%
5%

Hispanic
8%
28%

Black
2%
13%

White
81%
50%

Hawaiian
n/a
n/a
Two or more races
5%
4%

All Ethnic Groups



Graduation Rate
85%
90%

Eligible for Free Lunch
31%
36%

Eligible for Reduced Lunch
7%
6%

School Statewide Testing
School District Name
Source: 2020-2021 (latest school year available) NCES, CT Dept. of Education
School Reviews
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