Middlesex Middle School is a middle school in the Darien Public Schools district in Darien, Connecticut, United States. The school is the highest point in the town, with an architectural height of 90 feet. The school serves students from sixth through eighth grades.
Serving 1,043 students in grades 6-8, Middlesex Middle School ranks in the top 10% of all schools in Connecticut for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 80% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 79% (which is higher than the Connecticut state average of 50%).
The student-teacher ratio of 10:1 is lower than the Connecticut state level of 12:1.
Minority enrollment is 21% of the student body (majority Asian and Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026)
- Grades: 6-8
- Enrollment: 1,043 students
- Student-Teacher Ratio: 10:1
- Minority Enrollment: 21%
- Overall Testing Rank: Top 10% in CT
- Math Proficiency: 80% (Top 5%)
- Reading Proficiency: 79% (Top 10%)
- Science Proficiency: 73% (Top 20%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Middlesex Middle School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Student Attention
School Overview
Middlesex Middle School's student population of 1,043 students has declined by 8% over five school years.
The teacher population of 105 teachers has declined by 6% over five school years.
Grades Offered
Grades 6-8
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
1,043 students
Total Classroom Teachers
105 teachers
Colors
White, Blue
School Calendar
School Rankings
Middlesex Middle School ranks within the top 10% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Middlesex Middle 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.
Overall Testing Rank
#49 out of 939 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
80%
41%
Reading/Language Arts Test Scores (% Proficient)
79%
50%
Science Test Scores (% Proficient)
73%
47%
Student-Teacher Ratio
10:1
12:1
American Indian
n/a
n/a
Asian
8%
5%
Hispanic
7%
32%
Black
1%
12%
White
79%
46%
Hawaiian
n/a
n/a
Two or more races
5%
5%
All Ethnic Groups
Eligible for Free Lunch
2%
38%
Eligible for Reduced Lunch (22-23)
1%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Notes
- School Mascot: Dragon
Frequently Asked Questions
What is Middlesex Middle School's ranking?
Middlesex Middle School is ranked #49 out of 939 schools, which ranks it among the top 10% of public schools in Connecticut.
What schools are Middlesex Middle School often compared to?
Middlesex Middle Schoolis often viewed alongside schools like Eastern Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
80% of students have achieved math proficiency (compared to the 41% CT state average), while 79% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Middlesex Middle School?
1,043 students attend Middlesex Middle School.
What is the racial composition of the student body?
79% of Middlesex Middle School students are White, 8% of students are Asian, 7% of students are Hispanic, 5% of students are Two or more races, and 1% of students are Black.
What is the student-teacher ratio of Middlesex Middle School?
Middlesex Middle School has a student ration of 10:1, which is lower than the Connecticut state average of 12:1.
What grades does Middlesex Middle School offer ?
Middlesex Middle School offers enrollment in grades 6-8 (Supplemental Virtual).
What school district is Middlesex Middle School part of?
Middlesex Middle School is part of Darien School District.
School Reviews
5 10/10/2025
My doughters both went to Middlesex and its wonderful! The teachers are great, and they both got great grades!
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