Killingly School District

79 Westfield Avenue
Danielson, CT 06239
(District boundaries shown in map)
3/
10
Bottom 50%
For the 2025-26 school year, there is 1 public high school serving 762 students in Killingly School District. This district's average high testing ranking is 4/10, 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 32%), 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 55% (majority Hispanic).

Overview

This School District
This State (CT)
# Schools
4 Schools
219 Schools
# Students
2,271 Students
166,353 Students
# Teachers
189 Teachers
13,569 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 197 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.
This School District
State Average (CT)
#147 out of 198 school districts
(Bottom 50%)
27%
41%
46%
50%
42%
47%
82%
89%

Students by Ethnicity:

0.41
0.68
% American Indian
n/a
n/a
% Asian
2%
5%
% Hispanic
13%
31%
% Black
2%
15%
% White
76%
45%
% Hawaiian
n/a
n/a
% Two or more races
7%
4%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $24,825 in this school district is less than the state median of $26,157. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $24,055 is less than the state median of $25,225. The school district spending/student has stayed relatively flat over four school years.
This School District
This State (CT)
Total Revenue
$56 MM
$12,920 MM
Spending
$55 MM
$12,459 MM
Revenue / Student
$24,825
$26,157
Spending / Student
$24,055
$25,225

Best Killingly School District Public High Schools (2025-26)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Killingly High School
(Math: 25-29% | Reading: 55-59%)
Rank:
5/
10
Bottom 50%
226 Putman Pike
Dayville, CT 06241
(860) 779-6620
Gr: 9-12 | 762 students Student-teacher ratio: 12:1 Minority enrollment: 23%

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Quick Facts (2025-26)

  • District size: 4 schools
  • Grades: PK-12
  • Enrollment: 2,271 students
  • Student-Teacher Ratio: 12:1
  • Minority Enrollment: 25%
  • : 82% (Btm 50% in CT)
  • : Bottom 50%
  • : 27% (Btm 50%)
  • : 46% (Btm 50%)
  • : 42% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), CT Dept. of Education

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