Mill Run Elementary
🇺🇸 Official data · 2025Ashburn, Virginia 20148 · Loudoun County Public Schools
#17 of 1,142 elementary schools in Virginia
#223 of 50,301 nationally
About Mill Run Elementary
Mill Run Elementary is a public elementary located in Ashburn, in the Loudoun County Public Schools school district of Virginia, United States. It caters for Grades PK–5. In 2025 it enrolled 636 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 93.6 out of 100, placing it in the top 5% of elementary schools in United States and 17th of 1,142 ranked elementary schools in Virginia. Its strongest component is math proficiency (100th percentile), and its weakest is students per teacher (65th percentile).
Other published figures: enrollment 636.
There are 25 schools in Ashburn; Mill Run Elementary ranks 1st of 24 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)96%
- Reading proficiency (30%)91%
- Community advantage (fewer free/reduced-price lunch) (25%)10.5%
- Students per teacher (15%)13.5
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 Mill Run Elementary by the official sources.
- Enrollment
- 636
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 10.5%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 13.5
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 91%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 96%
- Share of tested students proficient or above (all students, all grades).
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Schools near Mill Run Elementary
Closest schools by straight-line distance, with their Success Index (US).
Eagle Ridge Middle
Ashburn · Public middle · Grades 6–8
1,258 students · 396 m away
Hillside Elementary
Ashburn · Public elementary · Grades PK–5
656 students · 1.0 km away
Waxpool Elementary
Ashburn · Public elementary · Grades PK–5
678 students · 1.3 km away
Moorefield Station Elementary
Ashburn · Public elementary · Grades PK–5
963 students · 1.6 km away
Broad Run High
Ashburn · Public high · Grades 9–12
1,558 students · 2.4 km away
Briar Woods High
Ashburn · Public high · Grades 9–12
1,862 students · 2.5 km away
Sanders Corner Elementary
Ashburn · Public elementary · Grades PK–5
503 students · 2.9 km away
Discovery Elementary
Ashburn · Public elementary · Grades PK–5
639 students · 3.4 km away
Legacy Elementary
Ashburn · Public elementary · Grades PK–5
627 students · 3.7 km away
Cedar Lane Elementary
Ashburn · Public elementary · Grades PK–5
701 students · 3.7 km away
Similar schools
Public elementary schools in Virginia with a comparable Enrollment.
Oakridge Elementary
Arlington · Public elementary · Grades PK–5
636 students
C.A. Sinclair Elementary
Manassas · Public elementary · Grades PK–5
636 students
Crestwood Elementary
Richmond · Public elementary · Grades PK–5
635 students
Churchill Road Elementary
McLean · Public elementary · Grades PK–6
635 students
Centre Ridge Elementary
Centreville · Public elementary · Grades PK–6
635 students
Moss-Nuckols Elementary
Louisa · Public elementary · Grades PK–5
637 students
Frequently asked questions
Is Mill Run Elementary a good school?
Mill Run Elementary has a Success Index (US) of 93.6 out of 100 (Top 5% of elementary schools in United States) and ranks #17 of 1,142 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 Mill Run Elementary rank in Virginia?
Mill Run Elementary ranks #17 of 1,142 elementary schools in Virginia and #223 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Mill Run Elementary?
Mill Run Elementary had 636 students in 2025.
Is Mill Run Elementary a elementary school or a high school?
Mill Run Elementary is classified as a elementary covering Grades PK–5. It is a public school.
What other schools are near Mill Run Elementary?
There are 10 schools within 15 km of Mill Run Elementary; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.