Terryville High School is a public high school that serves students living in Plymouth, Terryville, and Pequabuck, Connecticut. It is located at 33 North Harwinton Avenue in Terryville, Connecticut. It is the only school in town to offer grades 9−12.
Serving 337 students in grades 9-12, Terryville High School ranks in the bottom 50% of all schools in Connecticut for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 20-24% (which is lower than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 50-54% (which is approximately equal to the Connecticut state average of 50%).
The student-teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 28% of the student body (majority Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 337 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 28%
- Graduation Rate: 85-89% (Btm 50% in CT)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 20-24% (Btm 50%)
- Reading Proficiency: 50-54% (Top 50%)
- Science Proficiency: 40-44% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Overview
Terryville High School's student population of 337 students has declined by 11% over five school years.
The teacher population of 32 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
337 students
Total Classroom Teachers
32 teachers
Colors
Black, Orange
School Calendar
School Rankings
Terryville High School ranks within the bottom 50% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Terryville High School is 0.45, which is less than the diversity score at state average of 0.68. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#590 out of 939 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
20-24%
41%
Reading/Language Arts Test Scores (% Proficient)
50-54%
50%
Science Test Scores (% Proficient)
40-44%
47%
Student-Teacher Ratio
11:1
12:1
American Indian
1%
n/a
Asian
2%
5%
Hispanic
18%
32%
Black
2%
12%
White
72%
46%
Two or more races
5%
5%
All Ethnic Groups
Graduation Rate
85-89%
89%
Chronically Absent Students
(22-23)28.8%
19.3%
Eligible for Free Lunch
43%
38%
Eligible for Reduced Lunch
11%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Notes
- School Mascot: Kangaroos
Frequently Asked Questions
What is Terryville High School's ranking?
Terryville High School is ranked #590 out of 939 schools, which ranks it among the bottom 50% of public schools in Connecticut.
What percent of students have achieved state testing proficiency in math and reading?
20-24% of students have achieved math proficiency (compared to the 41% CT state average), while 50-54% of students have achieved reading proficiency (compared to the 50% CT state average).
What is the graduation rate of Terryville High School?
The graduation rate of Terryville High School is 85-89%, which is lower than the Connecticut state average of 89%.
How many students attend Terryville High School?
337 students attend Terryville High School.
What is the racial composition of the student body?
72% of Terryville High School students are White, 18% of students are Hispanic, 5% of students are Two or more races, 2% of students are Asian, 2% of students are Black, and 1% of students are American Indian.
What is the student-teacher ratio of Terryville High School?
Terryville High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Terryville High School offer ?
Terryville High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Terryville High School part of?
Terryville High School is part of Plymouth School District.
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