#1 Fastest-Growing Private Schools in Connecticut
Emmanuel Christian Academy
Baptist school · Grades Pre-K–12
Enrollment up 226% in about a decade
Newington, CT
B-Overall grade372 students17 students per teacher
2026 lists
Fastest-Growing Private Schools in Connecticut
Private schools in Connecticut whose enrollment has grown the most over the past decade. Top 30 of 30 schools.
#2 Fastest-Growing Private Schools in Connecticut
Midstate Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
Enrollment up 110% in about a decade
Meriden, CT
A+Overall grade195 students10 students per teacher
#3 Fastest-Growing Private Schools in Connecticut
Baptist Bible Academy
Baptist school · Grades K–12
Enrollment up 108% in about a decade
Waterford, CT
A-Overall grade77 students7 students per teacher
#4 Fastest-Growing Private Schools in Connecticut
Christian Life Academy
Christian school (nondenominational) · Grades Pre-K–8
Enrollment up 98% in about a decade
Brookfield, CT
A+Overall grade81 students5 students per teacher
#5 Fastest-Growing Private Schools in Connecticut
Heritage Baptist Academy
Baptist school · Grades Pre-K–12
Enrollment up 83% in about a decade
Wallingford, CT
A-Overall grade64 students11 students per teacher
#6 Fastest-Growing Private Schools in Connecticut
Yeshiva K'tana of Waterbury
Jewish day school · Grades Pre-K–8
Enrollment up 82% in about a decade
Waterbury, CT
BOverall grade583 students6 students per teacher
#7 Fastest-Growing Private Schools in Connecticut
Winston Preparatory School
Special education school · Grades 5–12
Enrollment up 57% in about a decade
Norwalk, CT
A+Overall grade143 students3 students per teacher
#8 Fastest-Growing Private Schools in Connecticut
Children's Community School
Independent school · Grades Pre-K–8
Enrollment up 57% in about a decade
Waterbury, CT
B+Overall grade129 students9 students per teacher
#9 Fastest-Growing Private Schools in Connecticut
The Children's School
Montessori school · Grades K–2
Enrollment up 54% in about a decade
Stamford, CT
BOverall grade100 students8 students per teacher
#10 Fastest-Growing Private Schools in Connecticut
Cedarhurst School
Special education school · Grades 7–12
Enrollment up 54% in about a decade
Hamden, CT
BOverall grade54 students6 students per teacher
#11 Fastest-Growing Private Schools in Connecticut
Anchor Academy DBA Regina Pacis Academy
Independent Catholic school · Grades Pre-K–8
Enrollment up 52% in about a decade
Norwalk, CT
A+Overall grade96 students9 students per teacher
#12 Fastest-Growing Private Schools in Connecticut
St. Mary School
Diocesan school · Grades Pre-K–8
Enrollment up 50% in about a decade
Milford, CT
BOverall grade311 students15 students per teacher
#13 Fastest-Growing Private Schools in Connecticut
New England Jewish Academy
Jewish day school · Grades Pre-K–12
Enrollment up 46% in about a decade
West Hartford, CT
A+Overall grade101 students4 students per teacher
#14 Fastest-Growing Private Schools in Connecticut
Montessori School of Greater Hartford
Montessori school · Grades Pre-K–9
Enrollment up 41% in about a decade
West Hartford, CT
A+Overall grade99 students6 students per teacher
#15 Fastest-Growing Private Schools in Connecticut
Solterra Academy
Special education school · Grades 1–12
Enrollment up 40% in about a decade
New Britain, CT
BOverall grade143 students7 students per teacher
#16 Fastest-Growing Private Schools in Connecticut
Immanuel Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Enrollment up 40% in about a decade
Bristol, CT
BOverall grade87 students11 students per teacher
#17 Fastest-Growing Private Schools in Connecticut
Pierrepont School
Independent school · Grades K–12
Enrollment up 37% in about a decade
Westport, CT
A+Overall grade114 students3 students per teacher
#18 Fastest-Growing Private Schools in Connecticut
Indian Mountain School
Independent school · Grades Pre-K–9
Enrollment up 33% in about a decade
Lakeville, CT
A+Overall grade311 students6 students per teacher
#19 Fastest-Growing Private Schools in Connecticut
Notre Dame Catholic High School
Diocesan school · Grades 9–12
Enrollment up 30% in about a decade
Fairfield, CT
A-Overall grade500 students17 students per teacher
#20 Fastest-Growing Private Schools in Connecticut
Cold Spring School
Montessori school · Grades Pre-K–6
Enrollment up 30% in about a decade
New Haven, CT
BOverall grade136 students6 students per teacher
#21 Fastest-Growing Private Schools in Connecticut
St. Martin De Porres Academy
Independent Catholic school · Grades 5–8
Enrollment up 29% in about a decade
New Haven, CT
A+Overall grade72 students9 students per teacher
#22 Fastest-Growing Private Schools in Connecticut
Talcott Mountain Academy of Science Mathematics
Independent school · Grades K–8
Enrollment up 27% in about a decade
Avon, CT
A-Overall grade62 students6 students per teacher
#23 Fastest-Growing Private Schools in Connecticut
Waterford Country School
Special education school · Grades 2–12
Enrollment up 25% in about a decade
Quaker Hill, CT
AOverall grade65 students4 students per teacher
#24 Fastest-Growing Private Schools in Connecticut
Ben Bronz Academy
Special education school · Grades 3–12
Enrollment up 24% in about a decade
West Hartford, CT
A+Overall grade51 students2 students per teacher
From official public records, updated October 2026.