For the 2026 school year, there are 6 private high schools belonging to Independent Schools Association of the South West (ISAS) serving 3,719 students in Louisiana. You can also find more schools membership associations in Louisiana.
The top-ranked private high schools belonging to Independent Schools Association of the South West (ISAS) in Louisiana include Louise S. McGehee School, St. Martin's Episcopal School, and Episcopal School Of Acadiana.
The average acceptance rate is 79%, which is lower than the Louisiana private high school average acceptance rate of 80%.
Top-Ranked Private High Schools Belonging to Independent Schools Association of the South West (ISAS) in Louisiana (2026)
School
Location
Quick Facts
Academy Of The Sacred Heart ![Academy Of The Sacred Heart Photo - Kindergarten girls in the library.]( "Academy Of The Sacred Heart Photo - Kindergarten girls in the library.")
All-girls (Catholic)
4521 Saint Charles Ave
New Orleans, LA 70115
(504) 891-1943
New Orleans, LA 70115
(504) 891-1943
Gr: PK-12 | 743 students Avg. class size: 12 students Sports: 12 | Extracurrculars: 13 Tuition & acceptance rate listed
Episcopal School Of Acadiana
(Episcopal)
1557 SMEDE RD. AT HWY. 92
Broussard, LA 70518
(337) 365-1416
Broussard, LA 70518
(337) 365-1416
Gr: PK-12 | 625 students Avg. class size: 15 students Sports: 10 | Extracurrculars: 7 Tuition listed
Louise S. McGehee School ![Louise S. McGehee School Photo]( "Louise S. McGehee School Photo")
All-girls
2343 Prytania Street
New Orleans, LA 70130
(504) 561-1224
New Orleans, LA 70130
(504) 561-1224
Gr: NS-12 | 653 students Avg. class size: 15 students Sports: 10 Tuition listed
300 Park Road
Metairie, LA 70005
(504) 849-3115
Metairie, LA 70005
(504) 849-3115
Gr: NS-12 | 866 students Avg. class size: 12 students Sports: 12 Tuition & acceptance rate listed
St. Martin's Episcopal School
(Episcopal)
225 Green Acres Rd.
Metairie, LA 70003
(504) 736-9945
Metairie, LA 70003
(504) 736-9945
Gr: PK-12 | 675 students Sports: 12
Berchmans Academy of the Sacred Heart
All-boys (Catholic)
1821 Academy Road
Grand Coteau, LA 70541
(337) 662-5275
Grand Coteau, LA 70541
(337) 662-5275
Gr: PK-12 | 157 students Avg. class size: 10 students Tuition & acceptance rate listed
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