Serving 440 students in grades Kindergarten-5, Riverside School ranks in the top 1% of all schools in Connecticut for overall test scores (math proficiency is top 1%, and reading proficiency is top 1%).
The percentage of students achieving proficiency in math is 93% (which is higher than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 91% (which is higher than the Connecticut state average of 50%).
The student-teacher ratio of 12:1 is equal to 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: Kindergarten-5
- Enrollment: 440 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 28%
- Overall Testing Rank: Top 1% in CT
- Math Proficiency: 93% (Top 1%)
- Reading Proficiency: 91% (Top 1%)
- Science Proficiency: 85-89% (Top 1%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Riverside School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
School Overview
Riverside School's student population of 440 students has stayed relatively flat over five school years.
The teacher population of 37 teachers has declined by 7% over five school years.
Grades Offered
Grades Kindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
440 students
Total Classroom Teachers
37 teachers
Year Founded
1933
Last Day of School
Wed. Jun 17, 2026
School Rankings
Riverside School ranks within the top 1% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Riverside 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
#1 out of 939 schools
(Top 1%)
(Top 1%)
Math Test Scores (% Proficient)
93%
41%
Reading/Language Arts Test Scores (% Proficient)
91%
50%
Science Test Scores (% Proficient)
85-89%
47%
Student-Teacher Ratio
12:1
12:1
American Indian
n/a
n/a
Asian
5%
5%
Hispanic
18%
32%
Black
n/a
12%
White
72%
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 (99-00)
1%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Notes
- School Mascot: Riverside Rangers
Frequently Asked Questions
What is Riverside School's ranking?
Riverside School is ranked #1 out of 939 schools, which ranks it among the top 1% of public schools in Connecticut.
What schools are Riverside School often compared to?
Riverside Schoolis often viewed alongside schools like North Mianus School, Old Greenwich School, International School At Dundee by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
93% of students have achieved math proficiency (compared to the 41% CT state average), while 91% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Riverside School?
440 students attend Riverside School.
What is the racial composition of the student body?
72% of Riverside School students are White, 18% of students are Hispanic, 5% of students are Asian, and 5% of students are Two or more races.
What is the student-teacher ratio of Riverside School?
Riverside School has a student ration of 12:1, which is equal to the Connecticut state average of 12:1.
What grades does Riverside School offer ?
Riverside School offers enrollment in grades Kindergarten-5 (Supplemental Virtual).
What school district is Riverside School part of?
Riverside School is part of Greenwich School District.
School Calendar
View the Riverside School yearly calendar below. Note key dates such as:
Event
Date
Last Day of School for Grade 6&9**
June 19, 2026 (Friday)
Last Day of School for Students - Early Release**
June 22, 2026 (Monday)
Last Day of School for Staff**
June 25, 2026 (Thursday)
First Day of School for All Teachers
August 24, 2026 (Monday)
First Day of School for All Students
August 28, 2026 (Friday)
School Reviews
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