Slidell High School is a public school for grades nine through twelve located in Slidell, Louisiana, United States. It is part of the St. Tammany Parish Public School District and serves portions of west and central Slidell as well as a section of Lacombe.
Serving 1,654 students in grades 9-12, Slidell High School ranks in the top 50% of all schools in Louisiana for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 39% (which is higher than the Louisiana state average of 34%). The percentage of students achieving proficiency in reading/language arts is 42% (which is equal to the Louisiana state average of 42%).
The student-teacher ratio of 14:1 is higher than the Louisiana state level of 13:1.
Minority enrollment is 55% of the student body (majority Black), which is lower than the Louisiana state average of 59% (majority Black).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 1,654 students
- Student-Teacher Ratio: 14:1
- Minority Enrollment: 55%
- Graduation Rate: 78% (Btm 50% in LA)
- Overall Testing Rank: Top 50%
- Math Proficiency: 39% (Top 50%)
- Reading Proficiency: 42% (Top 50%)
- Science Proficiency: 23% (Top 50%)
- Attendance Zone: Slidell High School serves the southeastern part of Slidell, LA, encompassing an attendance area of approximately 45.5 square miles. Most families can expect a typical drive of just 5 to 10 minutes, with the furthest edge of the zone being about 9.4 miles from the school.
- Source: National Center for Education Statistics (NCES), LA Dept. of Education
School Overview
Slidell High School's student population of 1,654 students has grown by 6% over five school years.
The teacher population of 116 teachers has grown by 28% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,654 students
Showing 2016–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
116 teachers
Showing 2016–2025. Full 39-year historical data available below ↓
Year Founded
1908
School Calendar
School Motto
Truth shines a guiding light
School Rankings
Slidell High School ranks within the top 50% of all 1,244 schools in Louisiana (based off of combined math and reading proficiency testing data).
The diversity score of Slidell High School is 0.65, which is equal to the diversity score at state average of 0.65. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#455 out of 1244 schools
(Top 50%)
(Top 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
39%
34%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
42%
42%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
23%
27%
Student-Teacher Ratio
14:1
13:1
Showing 2016–2025. Full 39-year historical data available below ↓
American Indian
1%
n/a
Asian
1%
2%
Showing 2016–2025. Full 35-year historical data available below ↓
Hispanic
10%
11%
Showing 2016–2025. Full 34-year historical data available below ↓
Black
37%
42%
Showing 2016–2025. Full 36-year historical data available below ↓
White
45%
41%
Showing 2016–2025. Full 36-year historical data available below ↓
Two or more races
6%
4%
Showing 2016–2025. Full 12-year historical data available below ↓
All Ethnic Groups
Showing 2016–2025. Full 36-year historical data available below ↓
Graduation Rate
78%
82.6%
Showing 2013–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(22-23)33.3%
21%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
44%
61%
Showing 2016–2025. Full 38-year historical data available below ↓
Eligible for Reduced Lunch
8%
6%
Showing 2014–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Sports
Colors
Kelly Green and White
School Mascot
Slidell Bengal Tiger
Source: National Center for Education Statistics (NCES), LA Dept. of Education
Frequently Asked Questions
What is Slidell High School's ranking?
Slidell High School is ranked #455 out of 1,244 schools, which ranks it among the top 50% of public schools in Louisiana.
What schools are Slidell High School often compared to?
Slidell High Schoolis often viewed alongside schools like Northshore High School, Salmen High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
39% of students have achieved math proficiency (compared to the 34% LA state average), while 42% of students have achieved reading proficiency (compared to the 42% LA state average).
What is the graduation rate of Slidell High School?
The graduation rate of Slidell High School is 78%, which is lower than the Louisiana state average of 82.6%.
How many students attend Slidell High School?
1,654 students attend Slidell High School.
What is the racial composition of the student body?
45% of Slidell High School students are White, 37% of students are Black, 10% of students are Hispanic, 6% of students are Two or more races, 1% of students are American Indian, and 1% of students are Asian.
What is the student-teacher ratio of Slidell High School?
Slidell High School has a student ration of 14:1, which is higher than the Louisiana state average of 13:1.
What grades does Slidell High School offer ?
Slidell High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Slidell High School part of?
Slidell High School is part of St. Tammany Parish School District.
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