Serving 3,006 students in grades 9-12, Chantilly High School ranks in the top 50% of all schools in Virginia for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 68% (which is higher than the Virginia state average of 54%). The percentage of students achieving proficiency in reading/language arts is 70-74% (which is higher than the Virginia state average of 69%).
The student:teacher ratio of 13:1 is lower than the Virginia state level of 14:1.
Minority enrollment is 67% of the student body (majority Asian), which is higher than the Virginia state average of 56% (majority Black and Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 3,006 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 67%
- Graduation Rate: 95% (Top 20% in VA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 68% (Top 30%)
- Reading Proficiency: 70-74% (Top 50%)
- Science Proficiency: 86% (Top 5%)
- Source: National Center for Education Statistics (NCES), VA Dept. of Education
Top Rankings
Chantilly High School ranks among the top 20% of public schools in Virginia for:
Category
Attribute
Science Proficiency
Graduation Rate
Diversity
School Overview
Chantilly High School's student population of 3,006 students has stayed relatively flat over five school years.
The teacher population of 226 teachers has grown by 29% over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
3,006 students
Gender %
Total Classroom Teachers
226 teachers
Students by Grade
School Rankings
Chantilly High School ranks within the top 50% of all 1,792 schools in Virginia (based off of combined math and reading proficiency testing data).
The diversity score of Chantilly High School is 0.71, 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
#577 out of 1792 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
(20-21)68%
54%
Reading/Language Arts Test Scores (% Proficient)
(20-21)70-74%
69%
Science Test Scores (% Proficient)
(20-21)86%
59%
Student : Teacher Ratio
13:1
14:1
American Indian
n/a
n/a
Asian
40%
8%
Hispanic
16%
19%
Black
6%
22%
White
33%
44%
Hawaiian
n/a
n/a
Two or more races
5%
7%
All Ethnic Groups
Graduation Rate
95%
89%
Eligible for Free Lunch
22%
55%
Eligible for Reduced Lunch
3%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), VA Dept. of Education
Profile last updated:
Frequently Asked Questions
What is Chantilly High School's ranking?
Chantilly High School is ranked #577 out of 1,792 schools, which ranks it among the top 50% of public schools in Virginia.
What schools are Chantilly High School often compared to?
Chantilly High Schoolis often viewed alongside schools like Westfield High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
68% of students have achieved math proficiency (compared to the 54% VA state average), while 70-74% of students have achieved reading proficiency (compared to the 69% VA state average).
What is the graduation rate of Chantilly High School?
The graduation rate of Chantilly High School is 95%, which is higher than the Virginia state average of 89%.
How many students attend Chantilly High School?
3,006 students attend Chantilly High School.
What is the racial composition of the student body?
40% of Chantilly High School students are Asian, 33% of students are White, 16% of students are Hispanic, 6% of students are Black, and 5% of students are Two or more races.
What is the student:teacher ratio of Chantilly High School?
Chantilly High School has a student ration of 13:1, which is lower than the Virginia state average of 14:1.
What grades does Chantilly High School offer ?
Chantilly High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Chantilly High School part of?
Chantilly High School is part of Fairfax County School District.
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