For the 2026 school year, there are 3 public schools serving 1,279 students in 06239, CT (there are 1 private school, serving 219 private students). 86% of all K-12 students in 06239, CT are educated in public schools (compared to the CT state average of 89%).
The top-ranked public schools in 06239, CT are Quinebaug Middle College, Killingly Memorial School and H. H. Ellis Technical High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public schools in zipcode 06239 have an average math proficiency score of 23% (versus the Connecticut public school average of 42%), and reading proficiency score of 39% (versus the 51% statewide average). Schools in 06239, CT have an average ranking of 2/10, which is in the bottom 50% of Connecticut public schools.
Minority enrollment is 22% of the student body (majority Hispanic), which is less than the Connecticut public school average of 55% (majority Hispanic).
Best 06239, CT Public Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Quinebaug Middle College
Magnet School
(Math: 21-39% | Reading: 50-59%)
Rank:
Rank:
5/
Bottom 50%10
742 Upper Maple St.
Danielson, CT 06239
(860) 932-4100
Danielson, CT 06239
(860) 932-4100
Gr: 9-12 | 144 students Student-teacher ratio: 11:1 Minority enrollment: 26%
Rank: #22.
Killingly Memorial School
(Math: 28% | Reading: 41%)
Rank:
Rank:
4/
Bottom 50%10
339 Main St.
Danielson, CT 06239
(860) 779-6680
Danielson, CT 06239
(860) 779-6680
Gr: 2-4 | 485 students Student-teacher ratio: 12:1 Minority enrollment: 24%
Rank: #33.
H. H. Ellis Technical High School
Vocational School
(Math: 10-14% | Reading: 30-34%)
Rank:
Rank:
2/
Bottom 50%10
613 Upper Maple St.
Danielson, CT 06239
(860) 412-7500
Danielson, CT 06239
(860) 412-7500
Gr: 9-12 | 650 students Student-teacher ratio: 12:1 Minority enrollment: 19%
Frequently Asked Questions
What are the top-ranked public schools in 06239, CT?
The top-ranked public schools in 06239, CT include Quinebaug Middle College, Killingly Memorial School and H. H. Ellis Technical High School.
How many public schools are located in 06239?
3 public schools are located in 06239.
What percentage of students in 06239 go to public school?
86% of all K-12 students in 06239 are educated in public schools (compared to the CT state average of 89%).
What is the racial composition of students in 06239?
06239 public schools minority enrollment is 22% of the student body (majority Hispanic), which is less than the Connecticut public schools average of 55% (majority Hispanic).
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.