#1 Fastest-Growing Private Schools in Dekalb County, GA
Hess Academy
Independent school · Grades Pre-K–8
Enrollment up 163% in about a decade
Decatur, GA
A+Overall grade79 students4 students per teacher
2026 lists
Fastest-Growing Private Schools in Dekalb County, GA
Private schools in Dekalb County, GA whose enrollment has grown the most over the past decade. Top 11 of 11 schools.
#2 Fastest-Growing Private Schools in Dekalb County, GA
Midtown International School
Independent school · Grades K–12
Enrollment up 139% in about a decade
Atlanta, GA
A+Overall grade141 students5 students per teacher
#3 Fastest-Growing Private Schools in Dekalb County, GA
Cliff Valley School
Independent school · Grades Pre-K–8
Enrollment up 133% in about a decade
Atlanta, GA
A+Overall grade392 students5 students per teacher
#4 Fastest-Growing Private Schools in Dekalb County, GA
Montessori in Town
Montessori school · Grades Pre-K–6
Enrollment up 69% in about a decade
Atlanta, GA
AOverall grade59 students8 students per teacher
#5 Fastest-Growing Private Schools in Dekalb County, GA
Yeshiva Ohr Yisrael of Atlanta
Jewish day school · Grades 9–12
Enrollment up 55% in about a decade
Atlanta, GA
A-Overall gradeAll boys68 students3 students per teacher
#6 Fastest-Growing Private Schools in Dekalb County, GA
The Christian Schools of Anointed Word
Christian school (nondenominational) · Grades 1–12
Enrollment up 25% in about a decade
Ellenwood, GA
AOverall grade50 students5 students per teacher
#7 Fastest-Growing Private Schools in Dekalb County, GA
Mohammed Schools of Atlanta
Islamic school · Grades Pre-K–12
Enrollment up 16% in about a decade
Atlanta, GA
A-Overall grade180 students15 students per teacher
#8 Fastest-Growing Private Schools in Dekalb County, GA
Lithonia Adventist Academy Elementary
Seventh-day Adventist school · Grades Pre-K–8
Enrollment up 16% in about a decade
Stonecrest, GA
BOverall grade71 students13 students per teacher
#9 Fastest-Growing Private Schools in Dekalb County, GA
Academe of the Oaks
Independent school · Grades 9–12
Enrollment up 13% in about a decade
Decatur, GA
B+Overall grade80 students10 students per teacher
#10 Fastest-Growing Private Schools in Dekalb County, GA
Our Lady of the Assumption Catholic School
Diocesan school · Grades Pre-K–8
Enrollment up 10% in about a decade
Atlanta, GA
AOverall grade535 students11 students per teacher
#11 Fastest-Growing Private Schools in Dekalb County, GA
Temima, the Richard and Jean Katz High School for
Jewish day school · Grades 9–12
Enrollment up 10% in about a decade
Atlanta, GA
B+Overall gradeAll girls68 students8 students per teacher
From official public records, updated October 2026.