For the 2025 school year, there are 9 private high schools serving 4,686 students in St. Tammany Parish, LA.
The top ranked private high schools in St. Tammany Parish, LA include Archbishop Hannan High School, Northlake Christian School, and Christ Episcopal School.
The average acceptance rate is 92%, which is higher than the Louisiana private high school average acceptance rate of 82%.
Top Ranked St. Tammany Parish Private High Schools (2025)
School
Location
Grades
Students
Archbishop Hannan High School![Archbishop Hannan High School Photo]( "Archbishop Hannan High School Photo")
(Catholic)
71324 Highway 1077
Covington, LA 70433
(985) 249-6363
Covington, LA 70433
(985) 249-6363
Grades: 8-12
| 693 students
80 Christwood Blvd
Covington, LA 70433
(985) 871-9902
Covington, LA 70433
(985) 871-9902
Grades: PK-12
| 603 students
4141 Pontchartrain Drive
Slidell, LA 70458
(985) 643-3725
Slidell, LA 70458
(985) 643-3725
Grades: 1-12
| 270 students
70104 Wolverine Drive
Covington, LA 70433
(985) 635-0508
Covington, LA 70433
(985) 635-0508
Grades: PK-12
| 1,264 students
917 S Jahncke Ave
Covington, LA 70433
(985) 892-3200
Covington, LA 70433
(985) 892-3200
Grades: 8-12
| 867 students
St. Scholastica Academy
All-girls (Catholic)
122 S. Massachusetts
Covington, LA 70433
(985) 892-2540
Covington, LA 70433
(985) 892-2540
Grades: 8-12
| 553 students
37291 W Pinehill Dr
Slidell, LA 70460
(985) 640-0601
Slidell, LA 70460
(985) 640-0601
Grades: 1-12
| 13 students
3401 Ponchartrain Dr
Slidell, LA 70458
(985) 781-3175
Slidell, LA 70458
(985) 781-3175
Grades: PK-12
| 100 students
1901 Jaguar Dr
Slidell, LA 70461
(985) 649-0914
Slidell, LA 70461
(985) 649-0914
Grades: 8-12
| 323 students
St. Tammany Parish Private Schools (Closed)
School
Location
Grades
Students
New Directions Alternative School (Closed 2020)
All-boys | Alternative School
201 Greenbriar Blvd
Covington, LA 70433
(985) 893-2970
Covington, LA 70433
(985) 893-2970
Grades: 8-12
| 10 students
59334 N Pearl Dr
Slidell, LA 70461
(985) 641-3785
Slidell, LA 70461
(985) 641-3785
Grades: PK-8
| n/a students
Slidell SDA School (Closed 2000)
(Seventh Day Adventist)
Po Box 753
Slidell, LA 70459
(985) 641-5792
Slidell, LA 70459
(985) 641-5792
Grades: 2-7
| 3 students
Frequently Asked Questions
What are the top ranked private high schools in St. Tammany Parish, LA?
The top ranked private high schools in St. Tammany Parish, LA include Archbishop Hannan High School, Northlake Christian School, and Christ Episcopal School.
How many private high schools are located in St. Tammany Parish?
9 private high schools are located in St. Tammany Parish.
How diverse are private high schools in St. Tammany Parish?
St. Tammany Parish private high schools are approximately 9% minority students, which is lower than the Louisiana private school average of 21%.
What percentage of private high schools are religiously affiliated in St. Tammany Parish?
Which private high schools in St. Tammany Parish are often viewed compared to one another?
Popular comparisons of private high schools in St. Tammany Parish include: St. Scholastica Academy vs. Archbishop Hannan High School, Lakeside Christian Academy vs. First Baptist Christian School, Archbishop Hannan High School vs. St. Scholastica Academy
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