Plainfield High School serves 530 students in grades 9-12.
Plainfield High School placed in the bottom 50% of all schools in Connecticut for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%) for the 2020-21 school year.
The percentage of students achieving proficiency in math is 15-19% (which is lower than the Connecticut state average of 39%) for the 2020-21 school year. The percentage of students achieving proficiency in reading/language arts is 40-44% (which is lower than the Connecticut state average of 51%) for the 2020-21 school year.
The student:teacher ratio of 11:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 14% of the student body (majority Hispanic), which is lower than the Connecticut state average of 51% (majority Hispanic).
- Grades: 9-12
- Enrollment: 530 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 14%
- Graduation Rate: 85-89% (Btm 50% in CT)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 15-19% (Btm 50%)
- Reading Proficiency: 40-44% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Plainfield High School's student population of 530 students has declined by 20% over five school years.
The teacher population of 50 teachers has declined by 12% over five school years.
(offers virtual instruction)
(offers virtual instruction)
Total Classroom Teachers
Students by Grade
Plainfield High School is ranked within the bottom 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 Plainfield High School is 0.26, 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.
Definition of Terms 2021-2022 School Year Data
State Level (CT)
Overall Testing Rank
#673 out of 940 schools
Math Test Scores (% Proficient)
Reading/Language Arts Test Scores (% Proficient)
Student : Teacher Ratio
Two or more races
All Ethnic Groups
Eligible for Free Lunch
Eligible for Reduced Lunch
School Statewide Testing
School District Name
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Plainfield High School's ranking?
Plainfield High School is ranked #673 out of 940 schools, which ranks it among the bottom 50% of public schools in Connecticut.
What schools are Plainfield High School often compared to?
Plainfield High Schoolis often viewed alongside schools like Killingly High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
15-19% of students have achieved math proficiency (compared to the 39% CT state average), while 40-44% of students have achieved reading proficiency (compared to the 51% CT state average).
What is the graduation rate of Plainfield High School?
The graduation rate of Plainfield High School is 85-89%, which is lower than the Connecticut state average of 90%.
How many students attend Plainfield High School?
530 students attend Plainfield High School.
What is the racial composition of the student body?
86% of Plainfield High School students are White, 7% of students are Hispanic, 4% of students are Black, 1% of students are American Indian, 1% of students are Asian, and 1% of students are Two or more races.
What is the student:teacher ratio of Plainfield High School?
Plainfield High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Plainfield High School offer ?
Plainfield High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Plainfield High School part of?
Plainfield High School is part of Plainfield School District.
View the Plainfield High School yearly calendar below. Note key dates such as:
November 22, 2023 (Wednesday)
November 23, 2023 (Thursday)
November 24, 2023 (Friday)
April 15, 2024 (Monday)
Last Day of School (Half Day)
June 11, 2024 (Tuesday)
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