For the 2026 school year, there are 3 public schools serving 944 students in Killingworth, CT.
The top-ranked public schools in Killingworth, CT are Killingworth Elementary School, Haddam-killingworth Intermediate School and Haddam-killingworth Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Killingworth, CT public schools have an average math proficiency score of 60% (versus the Connecticut public school average of 42%), and reading proficiency score of 71% (versus the 51% statewide average). Schools in Killingworth have an average ranking of 8/10, which is in the top 30% of Connecticut public schools.
Minority enrollment is 11% of the student body (majority Hispanic), which is less than the Connecticut public school average of 54% (majority Hispanic).
Best Public Schools in Killingworth, CT (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Killingworth Elementary School
(Math: 80-89% | Reading: 70-79%)
Rank:
Rank:
10/
Top 10%10
340 Route 81
Killingworth, CT 06419
(860) 663-1121
Killingworth, CT 06419
(860) 663-1121
Gr: PK-3 | 269 students Student-teacher ratio: 12:1 Minority enrollment: 13%
Rank: #22.
Haddam-killingworth Intermediate School
(Math: 66% | Reading: 73%)
Rank:
Rank:
9/
Top 20%10
451 Route 81
Killingworth, CT 06419
(860) 663-1241
Killingworth, CT 06419
(860) 663-1241
Gr: 4-5 | 280 students Student-teacher ratio: 13:1 Minority enrollment: 9%
Rank: #33.
Haddam-killingworth Middle School
(Math: 53% | Reading: 70%)
Rank:
Rank:
8/
Top 30%10
451 Route 81
Killingworth, CT 06419
(860) 663-1241
Killingworth, CT 06419
(860) 663-1241
Gr: 6-8 | 395 students Student-teacher ratio: 10:1 Minority enrollment: 11%
Frequently Asked Questions
What are the top-ranked public schools in Killingworth, CT?
The top-ranked public schools in Killingworth, CT include Killingworth Elementary School, Haddam-killingworth Intermediate School and Haddam-killingworth Middle School.
How many public schools are located in Killingworth?
3 public schools are located in Killingworth.
What is the racial composition of students in Killingworth?
Killingworth public schools minority enrollment is 11% of the student body (majority Hispanic), which is less than the Connecticut public schools average of 54% (majority Hispanic).
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