Serving 309 students in grades Prekindergarten-6, Crystal Lake School ranks in the top 20% of all schools in Connecticut for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 60-64% (which is higher than the Connecticut state average of 40%). The percentage of students achieving proficiency in reading/language arts is 75-79% (which is higher than the Connecticut state average of 50%).
The student:teacher ratio of 14:1 is higher 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: Prekindergarten-6
- Enrollment: 309 students
- Student:Teacher Ratio: 14:1
- Minority Enrollment: 21%
- Overall Testing Rank: Top 20% in CT
- Math Proficiency: 60-64% (Top 30%)
- Reading Proficiency: 75-79% (Top 10%)
- Science Proficiency: 60-69% (Top 30%)
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
Top Rankings
Crystal Lake School ranks among the top 20% of public schools in Connecticut for:
Category
Attribute
Overall Rank
Most improved public schools
Reading/Language Arts Proficiency
School Overview
Crystal Lake School's student population of 309 students has stayed relatively flat over five school years.
The teacher population of 22 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Prekindergarten-6
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
309 students
Gender %
Total Classroom Teachers
22 teachers
School Calendar
School Rankings
Crystal Lake School ranks within the top 20% of all 942 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Crystal Lake 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
#136 out of 942 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
60-64%
40%
Reading/Language Arts Test Scores (% Proficient)
75-79%
50%
Science Test Scores (% Proficient)
60-69%
47%
Student : Teacher Ratio
14:1
12:1
American Indian
n/a
n/a
Asian
4%
5%
Hispanic
10%
31%
Black
3%
12%
White
79%
47%
Hawaiian
n/a
n/a
Two or more races
4%
5%
All Ethnic Groups
Eligible for Free Lunch
20%
37%
Eligible for Reduced Lunch
4%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Crystal Lake School's ranking?
Crystal Lake School is ranked #136 out of 942 schools, which ranks it among the top 20% of public schools in Connecticut.
What schools are Crystal Lake School often compared to?
Crystal Lake Schoolis often viewed alongside schools like Windermere School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
60-64% of students have achieved math proficiency (compared to the 40% CT state average), while 75-79% of students have achieved reading proficiency (compared to the 50% CT state average).
How many students attend Crystal Lake School?
309 students attend Crystal Lake School.
What is the racial composition of the student body?
79% of Crystal Lake School students are White, 10% of students are Hispanic, 4% of students are Asian, 4% of students are Two or more races, and 3% of students are Black.
What is the student:teacher ratio of Crystal Lake School?
Crystal Lake School has a student ration of 14:1, which is higher than the Connecticut state average of 12:1.
What grades does Crystal Lake School offer ?
Crystal Lake School offers enrollment in grades Prekindergarten-6 (Supplemental Virtual).
What school district is Crystal Lake School part of?
Crystal Lake School is part of Ellington School District.
In what neighborhood is Crystal Lake School located?
Crystal Lake School is located in the Crystal Lake neighborhood of Ellington, CT.
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