#1 Fastest-Growing Private Schools in Kansas City, MO
Outreach Christian Education
Christian school (nondenominational) · Grades Pre-K–12
Enrollment up 197% in about a decade
Kansas City, MO
AOverall grade113 students9 students per teacher
2026 lists
Fastest-Growing Private Schools in Kansas City, MO
Private schools in Kansas City, MO whose enrollment has grown the most over the past decade. Top 5 of 5 schools.
#2 Fastest-Growing Private Schools in Kansas City, MO
Kansas City Academy
Independent school · Grades 6–12
Enrollment up 78% in about a decade
Kansas City, MO
A+Overall grade80 students6 students per teacher
#3 Fastest-Growing Private Schools in Kansas City, MO
Islamic School of Greater Kansas City
Islamic school · Grades Pre-K–12
Enrollment up 66% in about a decade
Kansas City, MO
A+Overall grade332 students12 students per teacher
#4 Fastest-Growing Private Schools in Kansas City, MO
Gillis Center School
Special education school · Grades K–8
Enrollment up 17% in about a decade
Kansas City, MO
AOverall grade63 students6 students per teacher
#5 Fastest-Growing Private Schools in Kansas City, MO
The Barstow School
Independent school · Grades Pre-K–12
Enrollment up 12% in about a decade
Kansas City, MO
B+Overall grade714 students12 students per teacher
From official public records, updated October 2026.