Top Rankings
Regional School District 18 ranks among the top 20% of public school district in Connecticut for:
Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 5%)
For the 2025-26 school year, there is 1 public preschool serving 99 students in Regional School District 18.
Public Preschools in Regional School District 18 have a diversity score of 0.22, which is less than the Connecticut public preschool average of 0.70.
Minority enrollment is 12% of the student body (majority Hispanic), which is less than the Connecticut public preschool average of 59% (majority Hispanic).
Overview
This School District
This State (CT)
# Schools
5 Schools
345 Schools
# Students
1,289 Students
132,954 Students
# Teachers
120 Teachers
10,546 Teachers
Student-Teacher Ratio
11:1
11:1
District Rank
Regional School District 18, which is ranked within the top 10% of all 197 school districts in Connecticut (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 90-94% has stayed relatively flat over five school years.
Overall District Rank
#11 out of 198 school districts
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
72%
41%
Reading/Language Arts Test Scores (% Proficient)
78%
50%
Science Test Scores (% Proficient)
78%
47%
Graduation Rate
(21-22)90-94%
89%
Students by Ethnicity:
Diversity Score
0.27
0.70
% American Indian
n/a
n/a
% Asian
3%
5%
% Hispanic
7%
34%
% Black
1%
15%
% White
85%
41%
% Hawaiian
n/a
n/a
% Two or more races
4%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $30,433 is higher than the state median of $26,157. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $28,536 is higher than the state median of $25,225. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$39 MM
$12,920 MM
Spending
$37 MM
$12,459 MM
Revenue / Student
$30,433
$26,157
Spending / Student
$28,536
$25,225
Best Regional School District 18 Public Preschools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Center School
Special Education School
(Math: 80-84% | Reading: 80-84% )
Rank:
Rank:
10/
Top 5%10
49 Lyme St.
Old Lyme, CT 06371
(860) 434-7238
Old Lyme, CT 06371
(860) 434-7238
Gr: PK | 99 students Student-teacher ratio: 14:1 Minority enrollment: 12%
Recent Articles

10 Advantages of Public Education in 2025
Explore 10 key benefits of public education in 2025, with fresh statistics, expert insights, and real-world examples for parents and educators.

COVID-19鈥檚 Lasting Impact on U.S. Public Schools (2025)
Explore how COVID-19 continues to affect U.S. public schools in 2025: learning losses, enrollment shifts, mental health, and recovery strategies.