Lyman Hall High School is a public high school located at 70 Pond Hill Road in Wallingford, Connecticut. It is part of the Wallingford Public School System, and one of two public high schools in Wallingford, Mark T. Sheehan being the other.
Serving 936 students in grades 9-12, Lyman Hall High School ranks in the top 50% of all schools in Connecticut for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 30% (which is lower than the Connecticut state average of 41%). The percentage of students achieving proficiency in reading/language arts is 65% (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 32% of the student body (majority Hispanic), which is lower than the Connecticut state average of 54% (majority Hispanic).
Quick Facts (2026-27)
- Grades: 9-12
- Enrollment: 936 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 32%
- Graduation Rate: 91% (Btm 50% in CT)
- Overall Testing Rank: Top 50%
- Math Proficiency: 30% (Btm 50%)
- Reading Proficiency: 65% (Top 50%)
- Science Proficiency: 55-59% (Top 50%)
- Attendance Zone: Lyman Hall High School serves the southeast part of Wallingford, CT, encompassing an area of approximately 20.2 square miles. Most students live within a 5 to 10-minute drive, with an average distance of 1.9 miles to the school from the edge of the attendance zone, which extends up to 5 miles at its furthest point.
- Source: National Center for Education Statistics (NCES), CT Dept. of Education
School Overview
Lyman Hall High School's student population of 936 students has declined by 7% over five school years.
The teacher population of 89 teachers has declined by 5% over five school years.
Grades Offered
Grades 9-12
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
936 students
Total Classroom Teachers
89 teachers
Year Founded
1957
Campus Size
39 acres
School Rankings
Lyman Hall High School ranks within the top 50% of all 939 schools in Connecticut (based off of combined math and reading proficiency testing data).
The diversity score of Lyman Hall High School is 0.49, 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
#465 out of 939 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
30%
41%
Reading/Language Arts Test Scores (% Proficient)
65%
50%
Science Test Scores (% Proficient)
55-59%
47%
Student-Teacher Ratio
11:1
12:1
American Indian
n/a
n/a
Asian
4%
5%
Hispanic
22%
32%
Black
3%
12%
White
68%
46%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
Graduation Rate
91%
88.2%
Chronically Absent Students
(22-23)19%
19.3%
Eligible for Free Lunch
29%
38%
Eligible for Reduced Lunch
7%
6%
School Statewide Testing
School District Name
Sports
School Mascot
Trojan
Source: National Center for Education Statistics (NCES), CT Dept. of Education
Frequently Asked Questions
What is Lyman Hall High School's ranking?
Lyman Hall High School is ranked #465 out of 939 schools, which ranks it among the top 50% of public schools in Connecticut.
What schools are Lyman Hall High School often compared to?
Lyman Hall High Schoolis often viewed alongside schools like Mark T. Sheehan High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
30% of students have achieved math proficiency (compared to the 41% CT state average), while 65% of students have achieved reading proficiency (compared to the 50% CT state average).
What is the graduation rate of Lyman Hall High School?
The graduation rate of Lyman Hall High School is 91%, which is higher than the Connecticut state average of 88.2%.
How many students attend Lyman Hall High School?
936 students attend Lyman Hall High School.
What is the racial composition of the student body?
68% of Lyman Hall High School students are White, 22% of students are Hispanic, 4% of students are Asian, 3% of students are Black, and 3% of students are Two or more races.
What is the student-teacher ratio of Lyman Hall High School?
Lyman Hall High School has a student ration of 11:1, which is lower than the Connecticut state average of 12:1.
What grades does Lyman Hall High School offer ?
Lyman Hall High School offers enrollment in grades 9-12 (Supplemental Virtual).
What school district is Lyman Hall High School part of?
Lyman Hall High School is part of Wallingford School District.
In what neighborhood is Lyman Hall High School located?
Lyman Hall High School is located in the Wallingford Center neighborhood of Wallingford, CT. There are 4 other public schools located in Wallingford Center.
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