#1 Fastest-Growing Private Schools in Pittsburgh, PA
Shady Side Academy Country Day School
Independent school · Grades Pre-K–5
Enrollment up 153% in about a decade
Pittsburgh, PA
A+Overall grade152 students5 students per teacher
2026 lists
Fastest-Growing Private Schools in Pittsburgh, PA
Private schools in Pittsburgh, PA whose enrollment has grown the most over the past decade. Top 6 of 6 schools.
#2 Fastest-Growing Private Schools in Pittsburgh, PA
The Glen Montessori School
Montessori school · Grades Pre-K–6
Enrollment up 142% in about a decade
Pittsburgh, PA
A+Overall grade104 students5 students per teacher
#3 Fastest-Growing Private Schools in Pittsburgh, PA
Waldorf School of Pittsburgh
Independent school · Grades 1–8
Enrollment up 33% in about a decade
Pittsburgh, PA
A+Overall grade121 students5 students per teacher
#4 Fastest-Growing Private Schools in Pittsburgh, PA
Eden Christian Academy
Christian school (nondenominational) · Grades K–12
Enrollment up 29% in about a decade
Pittsburgh, PA
BOverall grade643 students11 students per teacher
#5 Fastest-Growing Private Schools in Pittsburgh, PA
Shady Side Academy
Independent school · Grades Pre-K–12
Enrollment up 23% in about a decade
Pittsburgh, PA
B+Overall grade1,118 students21 students per teacher
#6 Fastest-Growing Private Schools in Pittsburgh, PA
Falk Laboratory School
Independent school · Grades K–8
Enrollment up 23% in about a decade
Pittsburgh, PA
A+Overall grade432 students7 students per teacher
From official public records, updated October 2026.