Serving 737 students in grades 9-12, Joel Barlow High School ranks in the top 10% of all schools in Connecticut for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 65-69% (which is higher than the Connecticut state average of 40%). The percentage of students achieving proficiency in reading/language arts is 80-84% (which is higher than 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 21% of the student body (majority Hispanic), which is lower than the Connecticut state average of 53% (majority Hispanic).
Quick Stats (2025)
Grades: 9-12
Enrollment: 737 students
Student:Teacher Ratio: 11:1
Minority Enrollment: 21%
Graduation Rate
: 97% (Top 10% in CT)
Overall Testing Rank
: Top 10%
Math Proficiency
: 65-69% (Top 20%)
Reading Proficiency
: 80-84% (Top 5%)
Science Proficiency
: 75-79% (Top 10%)
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Joel Barlow High School ranks within the top 10% of all 942 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Joel Barlow High School is 0.37, 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.
Joel Barlow High School is ranked #76 out of 942 schools, which ranks it among the top 10% of public schools in Connecticut.
What percent of students have achieved state testing proficiency in math and reading?
65-69% of students have achieved math proficiency (compared to the 40% CT state average), while 80-84% of students have achieved reading proficiency (compared to the 50% CT state average).
What is the graduation rate of Joel Barlow High School?
The graduation rate of Joel Barlow High School is 97%, which is higher than the Connecticut state average of 89%.
How many students attend Joel Barlow High School?
737 students attend Joel Barlow High School.
What is the racial composition of the student body?
79% of Joel Barlow High School students are White, 10% of students are Hispanic, 5% of students are Asian, 4% of students are Two or more races, and 2% of students are Black.
What is the student:teacher ratio of Joel Barlow High School?
Joel Barlow High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Joel Barlow High School offer ?
Joel Barlow High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Joel Barlow High School part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 737 students
Student:Teacher Ratio: 11:1
Minority Enrollment: 21%
Graduation Rate
: 97% (Top 10%)
Overall Testing Rank
: Top 10%
Math Proficiency
: 65-69% (Top 20%)
Reading Proficiency
: 80-84% (Top 5%)
Science Proficiency
: 75-79% (Top 10%)
Source: National Center for Education Statistics (NCES), CT Dept. of Education
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