Chantilly High
🇺🇸 Official data · 2025Chantilly, Virginia 20151 · Fairfax County Public Schools
#7 of 317 high schools in Virginia
#189 of 16,910 nationally
About Chantilly High
Chantilly High is a public high located in Chantilly, in the Fairfax County Public Schools school district of Virginia, United States. It caters for Grades 9–12. In 2025 it enrolled 2,937 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 90.9 out of 100, placing it in the top 5% of high schools in United States and 7th of 317 ranked high schools in Virginia. Its strongest component is math proficiency (98th percentile), and its weakest is students per teacher (67th percentile).
Other published figures: enrollment 2,937.
There are 7 schools in Chantilly; Chantilly High ranks 3rd of 7 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)95%
- Reading proficiency (30%)94%
- Community advantage (fewer free/reduced-price lunch) (25%)20.7%
- Students per teacher (15%)12.9
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Chantilly High by the official sources.
- Enrollment
- 2,937
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 20.7%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 12.9
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 94%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 95%
- Share of tested students proficient or above (all students, all grades).
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Schools near Chantilly High
Closest schools by straight-line distance, with their Success Index (US).
Greenbriar West Elementary
Fairfax · Public elementary · Grades PK–6
630 students · 459 m away
Rocky Run Middle
Chantilly · Public middle · Grades 7–8
882 students · 742 m away
Brookfield Elementary
Chantilly · Public elementary · Grades PK–6
684 students · 1.1 km away
Lees Corner Elementary
Fairfax · Public elementary · Grades PK–6
547 students · 1.2 km away
Greenbriar East Elementary
Fairfax · Public elementary · Grades PK–6
922 students · 1.4 km away
Poplar Tree Elementary
Chantilly · Public elementary · Grades PK–6
683 students · 2.1 km away
Navy Elementary
Fairfax · Public elementary · Grades PK–6
848 students · 2.6 km away
Franklin Middle
Chantilly · Public middle · Grades 7–8
798 students · 3.2 km away
Oak Hill Elementary
Herndon · Public elementary · Grades PK–6
628 students · 3.7 km away
Powell Elementary
Centreville · Public elementary · Grades PK–6
872 students · 3.8 km away
Similar schools
Public high schools in Virginia with a comparable Enrollment.
Charles J. Colgan Sr. High
Manassas · Public high · Grades 9–12
2,956 students
Woodbridge High
Woodbridge · Public high · Grades 9–12
2,898 students
Washington-Liberty High
Arlington · Public high · Grades 9–12
3,044 students
West Springfield High
Springfield · Public high · Grades 9–12
2,799 students
Westfield High
Chantilly · Public high · Grades 9–12
2,737 students
West Potomac High
Alexandria · Public high · Grades 9–12
2,710 students
Frequently asked questions
Is Chantilly High a good school?
Chantilly High has a Success Index (US) of 90.9 out of 100 (Top 5% of high schools in United States) and ranks #7 of 317 in Virginia. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Chantilly High rank in Virginia?
Chantilly High ranks #7 of 317 high schools in Virginia and #189 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Chantilly High?
Chantilly High had 2,937 students in 2025.
Is Chantilly High a elementary school or a high school?
Chantilly High is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Chantilly High?
There are 10 schools within 15 km of Chantilly High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.