Chatham High School is an American four-year comprehensive public high school in Chatham Township, in Morris County, in the U.S. state of New Jersey, operating as part of the School District of the Chathams and serving students in ninth through twelfth grades from both Chatham Borough and Chatham Township.
Serving 1,205 students in grades 9-12, Chatham High School ranks in the top 10% of all schools in New Jersey for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 63% (which is higher than the New Jersey state average of 38%). The percentage of students achieving proficiency in reading/language arts is 89% (which is higher than the New Jersey state average of 49%).
The student-teacher ratio of 12:1 is higher than the New Jersey state level of 11:1.
Minority enrollment is 28% of the student body (majority Asian), which is lower than the New Jersey state average of 63% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,205 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 28%
- Graduation Rate: 97% (Top 10% in NJ)
- Overall Testing Rank: Top 10%
- Math Proficiency: 63% (Top 20%)
- Reading Proficiency: 89% (Top 5%)
- Science Proficiency: 65% (Top 5%)
- Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Top Rankings
Chatham High School ranks among the top 20% of public schools in New Jersey for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Chatham High School's student population of 1,205 students has declined by 8% over five school years.
The teacher population of 100 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,205 students
Total Classroom Teachers
100 teachers
Year Founded
1988
Colors
White, Navy Blue
School Calendar
School Rankings
Chatham High School ranks within the top 10% of all 2,184 schools in New Jersey (based off of combined math and reading proficiency testing data).
The diversity score of Chatham High School is 0.46, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#193 out of 2184 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
63%
38%
Reading/Language Arts Test Scores (% Proficient)
89%
49%
Science Test Scores (% Proficient)
65%
23%
Student-Teacher Ratio
12:1
11:1
American Indian
n/a
n/a
Asian
13%
11%
Hispanic
7%
35%
Black
2%
14%
White
72%
37%
Hawaiian
n/a
n/a
Two or more races
6%
3%
All Ethnic Groups
Graduation Rate
97%
85%
Eligible for Free Lunch
1%
38%
Eligible for Reduced Lunch
1%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NJ Dept. of Education
Frequently Asked Questions
What is Chatham High School's ranking?
Chatham High School is ranked #193 out of 2,184 schools, which ranks it among the top 10% of public schools in New Jersey.
What schools are Chatham High School often compared to?
Chatham High Schoolis often viewed alongside schools like Madison High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
63% of students have achieved math proficiency (compared to the 38% NJ state average), while 89% of students have achieved reading proficiency (compared to the 49% NJ state average).
What is the graduation rate of Chatham High School?
The graduation rate of Chatham High School is 97%, which is higher than the New Jersey state average of 85%.
How many students attend Chatham High School?
1,205 students attend Chatham High School.
What is the racial composition of the student body?
72% of Chatham High School students are White, 13% of students are Asian, 7% of students are Hispanic, 6% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Chatham High School?
Chatham High School has a student ration of 12:1, which is higher than the New Jersey state average of 11:1.
What grades does Chatham High School offer ?
Chatham High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Chatham High School part of?
Chatham High School is part of School District Of The Chathams.
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