Slidell High School
#46
Best ACT in Louisiana High Schools
1,883
Students
20.2:1
S:T Ratio
School Snapshot
Key metrics at a glance1,220
A-
22
B
2
C+
3%
C
20:1
B-
82%
A
This Week at Slidell – July 14, 2026
248 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Slidell High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Slidell High School.
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
State Assessments
August 1, 2026 – June 30, 2027
ELPS
November 30, 2026 – December 18, 2026
LEAP 2025 High School — Fall Window
February 15, 2027 – March 19, 2027
ELPT/ELPT Connect
February 23, 2027 – March 5, 2027
ACT — Window 1
March 9, 2027 – March 19, 2027
ACT — Window 2
April 1, 2027 – May 12, 2027
LEAP 2025 High School — Spring Window
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#1 Tiger Drive, Slidell, LA 70458
(985)643-2992
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St Tammany Parish Public Schools
Academic Calendar
Important dates, holidays, and school events