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Armstrong Elementary

Public Grades PK, KG-6
387th
SchoolDigger Rank ?
of 1,111 Virginia Elementary Schools
Better than 65% of Virginia elementary schools
Summary

Armstrong Elementary is a small PK–6 school in Reston, Virginia, serving 357 students as part of Fairfax County Public Schools. In the 2025–2026 school year, Armstrong ranked in the 65th percentile statewide, earning a 3-star rating from the Virginia Department of Education. That solidly above-average standing reflects a decade of genuine progress: the school sat in the 21st percentile in 2016–2017, climbed to the 68th–69th percentile by 2020–2021, struggled through a mid-50s stretch in 2022–2024, and rebounded sharply in 2025–2026 after a dip to the 50th percentile the prior year.

For parents, the most encouraging numbers are in the upper grades. Armstrong's 6th graders posted 83.3% proficiency in both math and reading in 2025–2026, beating district averages by 14 points in math and 3 points in reading. Fifth grade reading (81.6%) and science (76.3%) also outperformed district and state averages. The school spends $18,590 per student — well above most nearby Fairfax County elementary schools — and maintains a 10:1 student-teacher ratio. Chronic absenteeism is another strength, running below district and state levels for three consecutive years. There's also encouraging news for students with disabilities: their statewide percentile jumped from 33rd in 2023–2024 to 74th in 2025–2026.

The challenges are real, though. Armstrong serves female students far more effectively than male students — a 31-percentile-point gap in 2025–2026 — and outcomes for low-income students remain modest. Grade-level scores also swing noticeably from year to year, partly reflecting small cohorts. In the immediate neighborhood, Armstrong sits in the middle of a wide range: Forestville Elementary ranks at the 96th percentile and Aldrin Elementary at the 83rd, while Forest Edge Elementary sits near the 52nd. Armstrong outperforms several closer neighbors, but has room to close the gap with the top performers in its cluster.

357
Students ?
10.0
Student/teacher ratio ?
$20,223
Per pupil spending ?
19.3%
Free/reduced lunch eligible (2024-25) ?
 11900 Lake Newport Rd
       Reston, VA  20194-1500

(703) 375-4800

District: Fairfax County Public Schools


Students who attend Armstrong Elementary usually attend:

Middle:    Herndon Middle
High:    Herndon High
Racial breakdown:

White:
60.2%
Hispanic:
15.1%
African American:
8.4%
more
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 Compare Armstrong Elementary to nearby elementary schools!
At a glance
▲ Ranking trend: Improving — 35th percentile in 2016 → 65th in 2026
Strengths
✓Test scores above the Virginia average (78% vs 71% meeting standards)
✓Ranking is trending up — up 30 percentile points since 2016
✓Above the Virginia median (65th percentile)
Worth a look
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2025-2026) ?
This school78%
District avg76%
Virginia avg71%
387th of 1,111
Virginia public elementary schools ?
Top 35%▲ up 30 pts since 2016
From bottom 35% (2016) to top 35% (2026)
See the entire ranking list of Virginia Elementary Schools →
★★★★★
SchoolDigger rating ?
66th of 137Elementary Schools in the Fairfax County Public Schools
39th of 131Fairfax County Public Schools among Virginia districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankVirginia percentileRating
202667.2387 of 111165.2%★★★☆☆
202554.1553 of 111050.2%★★★☆☆
202457.2522 of 111453.1%★★★☆☆
202356.9522 of 111453.1%★★★☆☆
202270.4350 of 110968.4%★★★☆☆
202170.1340 of 110369.2%★★★☆☆
201948.9649 of 110541.3%★★☆☆☆
201836.7803 of 109726.8%★☆☆☆☆
201732.1865 of 109921.3%★☆☆☆☆
201644.6710 of 109635.2%★★☆☆☆
201550.8624 of 110043.3%★★☆☆☆
201449.7610 of 111045.0%★★☆☆☆
201363.2410 of 112063.4%★★★☆☆
201264.5368 of 111767.1%★★★☆☆
201168.1307 of 111772.5%★★★★☆
201076.2159 of 111385.7%★★★★☆
200946.1683 of 108236.9%★★☆☆☆
200849.7622 of 108142.5%★★☆☆☆
200744.4693 of 108336.0%★★☆☆☆
200651.6574 of 107146.4%★★☆☆☆
200554.1522 of 106250.8%★★★☆☆

Disabled

YearAvg scoreStatewide rankVirginia percentileRating
202668.8110 of 42073.8%★★★★☆
202447.7239 of 35532.7%★★☆☆☆
202359.7137 of 32457.7%★★★☆☆

Female

YearAvg scoreStatewide rankVirginia percentileRating
202677.0226 of 110079.5%★★★★☆
202566.1373 of 109666.0%★★★☆☆
202468.9349 of 109868.2%★★★☆☆
202373.0283 of 110074.3%★★★★☆

Hispanic

YearAvg scoreStatewide rankVirginia percentileRating
202434.9426 of 58026.6%★☆☆☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankVirginia percentileRating
202636.8723 of 104030.5%★★☆☆☆

Male

YearAvg scoreStatewide rankVirginia percentileRating
202652.9570 of 109948.1%★★☆☆☆
202543.8663 of 109339.3%★★☆☆☆
202447.6633 of 110142.5%★★☆☆☆
202351.5571 of 109347.8%★★☆☆☆

White

YearAvg scoreStatewide rankVirginia percentileRating
202671.3256 of 97473.7%★★★★☆
202563.3370 of 97362.0%★★★☆☆
202468.6282 of 97971.2%★★★★☆
202363.8359 of 98463.5%★★★☆☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Female (2026)79th percentile+14 vs school
Disabled (2026)74th percentile+9 vs school
White (2026)74th percentile+9 vs school
Male (2026)48th percentile-17 vs school
Low Socio Economic Status (2026)30th percentile-35 vs school
Hispanic (2024)27th percentile-27 vs school
By subject vs Virginia (2025-2026) ?
Mathematics79%+8 vs state
English Reading78%+6 vs state
Science76%+8 vs state

5.0
3 ratings · 2 written reviews
5★3
4★0
3★0
2★0
1★0
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What people are saying
by a parent
Tuesday, June 13, 2017

Open Quote All Staff very professional .. excellent teachers I'm very happy Close Quote


by a parent
Monday, August 30, 2010

Open Quote Caring, wonderful teachers, supportive community, dynamic principal - we love Armstrong! Close Quote





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Frequently Asked Questions about Armstrong Elementary

Students who attend Armstrong Elementary usually go on to attend:

Middle : Herndon Middle
High : Herndon High

Students at Armstrong Elementary are 60% White, 15% Hispanic, 8% African American, 8% Two or more races, 7% Asian.

In the 2024-25 school year, 357 students attended Armstrong Elementary.

Armstrong Elementary ranks 387th of 1111 Virginia elementary schools. SchoolDigger rates this school 3 stars out of 5.

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Latest Virginia data All new data »
2024–25 school spending dataNewOct 12, 2026
2025–26 attendance data, dropout rates & graduation ratesNewOct 12, 2026
2025–26 SOL test scoresAug 25, 2026
2021–22 school spending dataFeb 16, 2026


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Virginia Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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