For the 2026 school year, there is 1 public high school serving 744 students in Killingly School District. This district's average high testing ranking is 5/10, which is in the bottom 50% of public high schools in Connecticut.
Public High School in Killingly School District have an average math proficiency score of 27% (versus the Connecticut public high school average of 33%), and reading proficiency score of 57% (versus the 53% statewide average).
Public High School in Killingly School District have a Graduation Rate of 82%, which is less than the Connecticut average of 89%.
The school with highest graduation rate is Killingly High School, with 80-84% graduation rate. Read more about public school graduation rate statistics in Connecticut or national school graduation rate statistics.
Minority enrollment is 23% of the student body (majority Hispanic), which is less than the Connecticut public high school average of 56% (majority Hispanic).
Overview
This School District
This State (CT)
# Schools
4 Schools
219 Schools
# Students
2,238 Students
165,817 Students
# Teachers
191 Teachers
13,492 Teachers
Student-Teacher Ratio
12:1
12:1
Student By Grade
District Rank
Killingly School District, which is ranked within the bottom 50% of all 195 school districts in Connecticut (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 82% has decreased from 85-89% over five school years.
Overall District Rank
#147 out of 198 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
27%
41%
Reading/Language Arts Test Scores (% Proficient)
46%
50%
Science Test Scores (% Proficient)
42%
47%
Graduation Rate
82%
89%
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