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South Lakes High

Public Grades 9-12
164th
SchoolDigger Rank ?
of 331 Virginia High Schools
Better than 50% of Virginia high schools
Summary

South Lakes High in Reston, VA, serves 2,434 students in grades 9–12 and is part of Fairfax County Public Schools, a district ranked 39th in Virginia. The school's overall rank of 164th out of 331 Virginia high schools places it close to Marshall High (156th) and Fairfax High (157th), well behind elite neighbors like Madison High (29th) and Woodson High (33rd), but ahead of Westfield High (221st) and Herndon High (243rd).

South Lakes has several notable strengths. Its graduation rate of 95.9% in 2024–2025 exceeded the district's 92.7%, and its dropout rate of 2.5% was less than half the district's 5.1%. The school also maintains a favorable 11.6 student-teacher ratio—lower than the 15.1 at Madison High or the 17.1 at Fairfax High. However, chronic absenteeism is a serious concern: 20.7% of students were chronically absent in 2024–2025, the highest among all nearby Fairfax high schools and well above the district's 11.9%. South Lakes also serves a more economically diverse student body than its top-ranked neighbors, with 34.3% of students qualifying for free or reduced lunch compared to 11.1% at Madison High and 14.2% at Woodson High.

Academically, South Lakes shows strong 9th-grade math and reading results, with Algebra I proficiency at 87.7% in 2025–2026, but 12th-grade reading remains a persistent weakness (48% proficient vs. 67.6% district-wide). Subgroup results are mixed: White and multi-racial students perform near or above state medians, while Hispanic and low-income students have consistently scored lower. Encouragingly, English learners have made dramatic strides, jumping from the 13th percentile in 2023–2024 to the 52nd percentile in 2025–2026. Bottom line: South Lakes is a mid-performing school that effectively graduates its students, but chronic absenteeism and achievement gaps keep it from matching the performance of its top-tier neighbors.

2,434
Students ?
11.6
Student/teacher ratio ?
$11,614
Per pupil spending ?
34.3%
Free/discounted lunch ?
 11400 South Lakes Dr
       Reston, VA  20191-4199

(703) 715-4500

District: Fairfax County Public Schools


Feeder schools for South Lakes High:

Elementary:    Dogwood Elementary
    Forest Edge Elementary
    Fox Mill Elementary
    Hunters Woods Elementary School for the Arts and Sciences
    More...
Middle:    Hughes Middle
Racial breakdown:

White:
39.9%
Hispanic:
29.2%
African American:
12.9%
more
 See top rated Virginia high schools

 Compare South Lakes High to nearby high schools!
At a glance
▼ Ranking trend: Declining — 55th percentile in 2016 → 50th in 2026
Strengths
✓Test scores above the Virginia average (85% vs 78% meeting standards)
✓96% graduate in 4 years — above the Virginia average (92%)
✓Above the Virginia median (50th percentile)
Worth a look
!Ranking has slipped — down 5 percentile points since 2016
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2025-2026) ?
This school85%
District avg84%
Virginia avg78%
164th of 331
Virginia public high schools ?
Top 50%▼ down 4 pts since 2016
From top 45% (2016) to top 50% (2026)
See the entire ranking list of Virginia High Schools →
★★★★★
SchoolDigger rating ?
17th of 28High 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
202656.9164 of 33150.5%★★★☆☆
202551.9190 of 32842.1%★★☆☆☆
202451.9190 of 32942.2%★★☆☆☆
202364.6120 of 32663.2%★★★☆☆
202236.7231 of 32528.9%★☆☆☆☆
202136.7213 of 32734.9%★★☆☆☆
201953.5138 of 32757.8%★★★☆☆
201855.1121 of 32662.9%★★★☆☆
201751.0150 of 32453.7%★★★☆☆
201650.9146 of 32154.5%★★★☆☆
201547.6164 of 32249.1%★★☆☆☆
201452.0132 of 32259.0%★★★☆☆
201354.8119 of 32162.9%★★★☆☆
201244.2200 of 32137.7%★★☆☆☆
201143.9194 of 32039.4%★★☆☆☆
201037.8234 of 31726.2%★☆☆☆☆
200944.7183 of 31341.5%★★☆☆☆
200846.8170 of 31646.2%★★☆☆☆
200739.7220 of 31329.7%★★☆☆☆
200632.3253 of 31419.4%★☆☆☆☆
200540.6219 of 30828.9%★☆☆☆☆

African American

YearAvg scoreStatewide rankVirginia percentileRating
202658.991 of 24262.4%★★★☆☆
202549.1137 of 24544.1%★★☆☆☆
202452.1128 of 24948.6%★★☆☆☆
202353.7110 of 24054.2%★★★☆☆

Asian

YearAvg scoreStatewide rankVirginia percentileRating
202637.887 of 12027.5%★☆☆☆☆
202551.574 of 12540.8%★★☆☆☆
202468.930 of 11874.6%★★★★☆
202376.613 of 12089.2%★★★★☆

Disabled

YearAvg scoreStatewide rankVirginia percentileRating
202658.893 of 25263.1%★★★☆☆
202456.4100 of 25360.5%★★★☆☆
202359.4102 of 24959.0%★★★☆☆

English Language Learner

YearAvg scoreStatewide rankVirginia percentileRating
202651.365 of 13551.9%★★★☆☆
202547.350 of 10150.5%★★★☆☆
202429.0106 of 12213.1%★☆☆☆☆
202355.737 of 9761.9%★★★☆☆

Female

YearAvg scoreStatewide rankVirginia percentileRating
202653.4184 of 32242.9%★★☆☆☆
202549.2200 of 32137.7%★★☆☆☆
202446.4211 of 32234.5%★★☆☆☆
202360.8134 of 32058.1%★★★☆☆

Hispanic

YearAvg scoreStatewide rankVirginia percentileRating
202636.1182 of 24224.8%★☆☆☆☆
202535.8180 of 23623.7%★☆☆☆☆
202433.9184 of 23321.0%★☆☆☆☆
202355.6108 of 23253.4%★★★☆☆

Low Socio Economic Status

YearAvg scoreStatewide rankVirginia percentileRating
202636.9238 of 32125.9%★☆☆☆☆
202534.3255 of 32421.3%★☆☆☆☆
202428.0279 of 32012.8%★☆☆☆☆

Male

YearAvg scoreStatewide rankVirginia percentileRating
202659.1137 of 32557.8%★★★☆☆
202555.0162 of 32249.7%★★★☆☆
202457.4151 of 32253.1%★★★☆☆
202371.575 of 32176.6%★★★★☆

Multi-racial

YearAvg scoreStatewide rankVirginia percentileRating
202671.145 of 19677.0%★★★★☆
202574.038 of 19880.8%★★★★☆
202471.045 of 19877.3%★★★★☆
202374.135 of 19381.9%★★★★☆

White

YearAvg scoreStatewide rankVirginia percentileRating
202669.770 of 31277.6%★★★★☆
202566.599 of 31368.4%★★★☆☆
202462.9109 of 31465.3%★★★☆☆
202374.530 of 31590.5%★★★★★
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)
White (2026)78th percentile+27 vs school
Multi-racial (2026)77th percentile+27 vs school
Disabled (2026)63rd percentile+13 vs school
African American (2026)62nd percentile+12 vs school
Male (2026)58th percentile+7 vs school
English Language Learner (2026)52nd percentile~ school
Female (2026)43rd percentile-8 vs school
Asian (2026)28th percentile-23 vs school
Low Socio Economic Status (2026)26th percentile-25 vs school
Hispanic (2026)25th percentile-26 vs school
By subject vs Virginia (2025-2026) ?
Algebra II100%+12 vs state
English Reading87%~ state avg
Geometry87%+11 vs state
Algebra I83%+4 vs state
Biology82%+5 vs state
VA and US History67%+27 vs state
Earth Science56%-7 vs state
Chemistry55%+4 vs state

2.5
2 ratings · 2 written reviews
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What people are saying
by a teacher
Friday, December 10, 2021

Open Quote There is no accountability, massive attendance problems and very low academic standards where homework is not assigned because students won't do it. Close Quote


by a parent
Sunday, October 11, 2009

Open Quote South Lakes HS has a phenomenal principal (Bruce Butler) at the helm who has been there for the last 4, almost 5 years. He is visible and engaged with parents and teachers and knows the kids! As a result I have seen a change in the attitude of the student body, the teachers and parents. The school boasts an incredible MYP (Middle Years Program) and IB (International Baccalaureate) program that prepared my older two children (classes of 2004 and 2006) extremely well for college -- with full ride scholarships! Each year the school sees more and more students stepping up to apply for the full IB diploma to include my last child (class of 2010)!

SLHS is one of the smaller schools in the area, but we are finishing up a renovation project that has expanded capacity by 800 kids. The additional student population will help with funding for additional programs (language, art, sports, other advanced programs). Go Seahawks! Close Quote





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Frequently Asked Questions about South Lakes High

South Lakes High ranks 164th of 331 Virginia high schools. SchoolDigger rates this school 3 stars out of 5.

Students at South Lakes High are 40% White, 29% Hispanic, 13% African American, 10% Asian, 8% Two or more races.

In the 2024-25 school year, 2,434 students attended South Lakes High.

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Latest Virginia data All new data »
2025–26 SOL test scoresAug 25, 2026
2021–22 school spending dataFeb 16, 2026
2022–23 through 2023–24 school spending dataFeb 10, 2026
2024–25 dropout rates & graduation ratesJan 6, 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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