Private schools in St. Tammany County, LA
20 schools across Abita Springs, Covington, Mandeville, Slidell. About 6,330 students in all (2023-24).
| School | Grades | Students |
|---|---|---|
| Southern Magnolia Montessori School | PreK-6 | 32 |
| Archbishop Hannan High School | 8-12 | 694 |
| Christ Episcopal School | PreK-12 | 595 |
| Covington Montessori School | PreK-K | 3 |
| Lakeview Maria Montessori Preschool | PreK-K | 8 |
| Northlake Christian | K-12 | 922 |
| St. Pauls High School | 8-12 | 865 |
| St. Peter Catholic School | PreK-7 | 706 |
| St. Scholastica Academy | 8-12 | 538 |
| Cedarwood School | PreK-7 | 138 |
| Chesterton Academy of Divine Mercy | 8-9 | 9 |
| Mary Queen of Peace Catholic School | PreK-7 | 350 |
| Children's College | PreK-K | 5 |
| First Baptist Christian School | 1-12 | 278 |
| Harvest Christian Academy | 3-12 | 15 |
| Lake Castle Slidell Private School | PreK-8 | 336 |
| Lakeside Christian Academy | PreK-12 | 154 |
| Our Lady of Lourdes Elementary School | PreK-7 | 301 |
| Pope John Paul II Catholic High School | 8-12 | 357 |
| Slidell Christian Academy | PreK-6 | 24 |
On the state’s official list Other private schools
What Louisiana pays
Louisiana LA GATOR Scholarship Education savings account
$5,243 to $7,626 per student, by household income Families at or below 250% of the poverty level get the higher amount. Students with disabilities can receive up to $15,253.
Figures read from each program’s official pages, 2026-09-20. Sources and how to apply
Neighboring counties
Get one email when applications open
Most programs open once a year, and several ran out of money or seats in 2026. Pick your state and we will email you the day the next window opens, with the official link. That is the only email you get.
One email per application window. No calls, no sharing your details.