#1 Private Schools with the Smallest Classes in Slidell, LA
Lakeside Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
5.7 students per teacher
Slidell, LA
A+Overall grade154 students6 students per teacher
2026 lists
Private Schools with the Smallest Classes in Slidell, LA
Private schools in Slidell, LA with the fewest students per teacher (not counting preschools and special education schools). Top 5 of 5 schools.
#2 Private Schools with the Smallest Classes in Slidell, LA
Pope John Paul II Catholic High School
Diocesan school · Grades 8–12
13.8 students per teacher
Slidell, LA
B+Overall grade357 students14 students per teacher
#3 Private Schools with the Smallest Classes in Slidell, LA
Our Lady of Lourdes Elementary School
Diocesan school · Grades Pre-K–7
15.1 students per teacher
Slidell, LA
BOverall grade301 students15 students per teacher
#4 Private Schools with the Smallest Classes in Slidell, LA
First Baptist Christian School
Baptist school · Grades 1–12
15.4 students per teacher
Slidell, LA
B-Overall grade278 students15 students per teacher
#5 Private Schools with the Smallest Classes in Slidell, LA
Lake Castle Slidell Private School
Independent Catholic school · Grades Pre-K–8
15.8 students per teacher
Slidell, LA
B-Overall grade336 students16 students per teacher
From official public records, updated October 2026.