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Stone Bridge High

🇺🇸 Official data · 2025Ashburn, Virginia 20147 · Loudoun County Public Schools

89.5/ 100
Success Index (US)
Top 5%

#16 of 317 high schools in Virginia
#273 of 16,910 nationally

How is this calculated?
Students
1,629
Enrollment
1,629
Source: NCES CCD
Free/reduced-price lunch
20.1%
Source: NCES CCD
Students per teacher
13.4
Source: NCES CCD

About Stone Bridge High

Stone Bridge High is a public high located in Ashburn, in the Loudoun County Public Schools school district of Virginia, United States. It caters for Grades 9–12. In 2025 it enrolled 1,629 students. Traditional public schools run by a school district; free to attend.

Its Success Index (US) is 89.5 out of 100, placing it in the top 5% of high schools in United States and 16th of 317 ranked high schools in Virginia. Its strongest component is reading proficiency (96th percentile), and its weakest is students per teacher (63th percentile).

Other published figures: enrollment 1,629.

There are 25 schools in Ashburn; Stone Bridge High ranks 17th of 24 scored schools there.

Success Index (US) breakdown

Each component is a percentile against high schools across United States.

  • Math proficiency (30%)87%
  • Reading proficiency (30%)93%
  • Community advantage (fewer free/reduced-price lunch) (25%)20.1%
  • Students per teacher (15%)13.4

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 Stone Bridge High by the official sources.

Enrollment
1,629
Students enrolled in the latest NCES directory year.
Free/reduced-price lunch
20.1%
Share of students eligible for free or reduced-price lunch.
Students per teacher
13.4
Enrollment divided by FTE teachers; not class size.
Reading proficiency
93%
Share of tested students proficient or above (all students, all grades).
Math proficiency
87%
Share of tested students proficient or above (all students, all grades).

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Schools near Stone Bridge High

Closest schools by straight-line distance, with their Success Index (US).

Similar schools

Public high schools in Virginia with a comparable Enrollment.

Frequently asked questions

Is Stone Bridge High a good school?

Stone Bridge High has a Success Index (US) of 89.5 out of 100 (Top 5% of high schools in United States) and ranks #16 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 Stone Bridge High rank in Virginia?

Stone Bridge High ranks #16 of 317 high schools in Virginia and #273 of 16,910 nationally on the Success Index (US) (2025 data).

How many students attend Stone Bridge High?

Stone Bridge High had 1,629 students in 2025.

Is Stone Bridge High a elementary school or a high school?

Stone Bridge High is classified as a high covering Grades 9–12. It is a public school.

What other schools are near Stone Bridge High?

There are 10 schools within 15 km of Stone Bridge High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.