South Lakes High
#13
Best ACT in Virginia High Schools
2,530
Students
15.2:1
S:T Ratio
School Snapshot
Key metrics at a glance1,220
A-
27
A
3
B-
15:1
B+
This Week at South Lakes High – July 17, 2026
343 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at South Lakes High
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at South Lakes High.
National Tests
July 1, 2026 – July 31, 2026
AP Score Release — All
July 21, 2026
ACT
August 14, 2026
ACT
August 15, 2026
SAT — National
August 22, 2026
SAT — National
August 29, 2026 – September 12, 2026
SAT Score Release Date
Unlock Academic Success
Personalized learning support for South Lakes High learners
SAT Prep
Practice tests, flashcards, and AI-powered study tools
ACT Prep
Master all four sections with targeted practice
Study Coach
Get instant help with homework and practice problems 24/7
1:1 Tutoring
Match with expert tutors in Reston
Live Classes
Join interactive group sessions with expert instructors
Practice Hub
Thousands of flashcards and learning resources
Carlos Seward
11400 South Lakes Dr, Reston, VA 20191
(703)715-4500
Visit Website
Fairfax County Public Schools
Teachers & Staff
Find contact info, departments, and classroom details
Academic Calendar
Important dates, holidays, and school events