Plainville High School serves 673 students in grades 9-12.
Plainville High School placed in the top 50% of all schools in Connecticut for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%) for the 2020-21 school year.
The percentage of students achieving proficiency in math is 40-44% (which is higher than the Connecticut state average of 39%) for the 2020-21 school year. The percentage of students achieving proficiency in reading/language arts is 60-64% (which is higher than the Connecticut state average of 51%) for the 2020-21 school year.
The student:teacher ratio of 12:1 is equal to the Connecticut state level of 12:1.
Minority enrollment is 33% of the student body (majority Hispanic), which is lower than the Connecticut state average of 50% (majority Hispanic).
Quick Stats (2023)
- Grades: 9-12
- Enrollment: 673 students
- Student:Teacher Ratio: 12:1
- Minority Enrollment: 33%
- Graduation Rate: ≥95% (Top 20% in CT)
- Overall Testing Rank: Top 50%
- Math Proficiency: 40-44% (Top 50%)
- Reading Proficiency: 60-64% (Top 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Plainville High School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Most improved public schools
Graduation Rate
School Overview
Plainville High School's student population of 673 students has stayed relatively flat over five school years.
The teacher population of 54 teachers has declined by 10% over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
673 students

Gender %

Total Classroom Teachers
54 teachers

Students by Grade

School Rankings
Plainville High School is ranked within the top 50% of all 940 schools in Connecticut (based off of combined math and reading proficiency testing data) for the 2020-21 school year.
The diversity score of Plainville High School is 0.51, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#379 out of 940 schools
(Top 50%)
(Top 50%)

Math Test Scores (% Proficient)
40-44%
39%

Reading/Language Arts Test Scores (% Proficient)
60-64%
51%

Student : Teacher Ratio
12:1
12:1

American Indian
1%
n/a
Asian
3%
5%

Hispanic
20%
28%

Black
5%
13%

White
67%
50%

Hawaiian
n/a
n/a
Two or more races
4%
4%

All Ethnic Groups



Graduation Rate
≥95%
90%

Eligible for Free Lunch
29%
36%

Eligible for Reduced Lunch
10%
6%

School Statewide Testing
School District Name
Source: 2020-2021 (latest school year available) National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Plainville High School's ranking?
Plainville High School is ranked #379 out of 940 schools, which ranks it among the top 50% of public schools in Connecticut.
What percent of students have achieved state testing proficiency in math and reading?
40-44% of students have achieved math proficiency (compared to the 39% CT state average), while 60-64% of students have achieved reading proficiency (compared to the 51% CT state average).
What is the graduation rate of Plainville High School?
The graduation rate of Plainville High School is 95%, which is higher than the Connecticut state average of 90%.
How many students attend Plainville High School?
673 students attend Plainville High School.
What is the racial composition of the student body?
67% of Plainville High School students are White, 20% of students are Hispanic, 5% of students are Black, 4% of students are Two or more races, 3% of students are Asian, and 1% of students are American Indian.
What is the student:teacher ratio of Plainville High School?
Plainville High School has a student ration of 12:1, which is equal to the Connecticut state average of 12:1.
What grades does Plainville High School offer ?
Plainville High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Plainville High School part of?
Plainville High School is part of Plainville School District.
School Reviews
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