#1 Largest Private Schools in Montgomery County, TX
The John Cooper School
Independent school · Grades Pre-K–12
1,299 students
The Woodlands, TX
A+Overall grade1,299 students9 students per teacher
2026 lists
Largest Private Schools in Montgomery County, TX
The private schools in Montgomery County, TX with the most students. Top 28 of 28 schools.
#2 Largest Private Schools in Montgomery County, TX
The Woodlands Christian Academy
Calvinist school · Grades Pre-K–12
780 students
The Woodlands, TX
A+Overall grade780 students8 students per teacher
#3 Largest Private Schools in Montgomery County, TX
Legacy Preparatory Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
683 students
The Woodlands, TX
B+Overall grade683 students9 students per teacher
#4 Largest Private Schools in Montgomery County, TX
Covenant Christian School
Christian school (nondenominational) · Grades Pre-K–12
465 students
Conroe, TX
B-Overall grade465 students9 students per teacher
#5 Largest Private Schools in Montgomery County, TX
Calvary Baptist School
Baptist school · Grades Pre-K–12
264 students
Conroe, TX
BOverall grade264 students13 students per teacher
#6 Largest Private Schools in Montgomery County, TX
Sacred Heart Catholic School
Diocesan school · Grades Pre-K–8
246 students
Conroe, TX
B+Overall grade246 students12 students per teacher
#7 Largest Private Schools in Montgomery County, TX
The Woodlands Methodist School
Methodist school · Grades Pre-K–8
238 students
The Woodlands, TX
B-Overall grade238 students12 students per teacher
#8 Largest Private Schools in Montgomery County, TX
Lifestyle Christian School
Assembly of God school · Grades K–12
94 students
Conroe, TX
AOverall grade94 students7 students per teacher
#9 Largest Private Schools in Montgomery County, TX
Esprit International School
Montessori school · Grades Pre-K–12
88 students
The Woodlands, TX
A+Overall grade88 students5 students per teacher
#10 Largest Private Schools in Montgomery County, TX
Lake Conroe Christian Academy
Christian school (nondenominational) · Grades Pre-K–4
84 students
Conroe, TX
AOverall grade84 students3 students per teacher
#11 Largest Private Schools in Montgomery County, TX
Christian Life Center Academy
Christian school (nondenominational) · Grades Pre-K–12
82 students
Kingwood, TX
A-Overall grade82 students6 students per teacher
#12 Largest Private Schools in Montgomery County, TX
Montgomery Christian Academy
Christian school (nondenominational) · Grades Pre-K–6
77 students
Montgomery, TX
BOverall grade77 students9 students per teacher
#13 Largest Private Schools in Montgomery County, TX
Magnolia Classical Academy
Christian school (nondenominational) · Grades Pre-K–12
71 students
Magnolia, TX
B+Overall grade71 students9 students per teacher
#14 Largest Private Schools in Montgomery County, TX
Christian Life Center Academy
Christian school (nondenominational) · Grades Pre-K–12
71 students
Kingwood, TX
B+Overall grade71 students9 students per teacher
#15 Largest Private Schools in Montgomery County, TX
Porter Christian Academy
Pentecostal school · Grades Pre-K–12
69 students
Porter, TX
AOverall grade69 students7 students per teacher
#16 Largest Private Schools in Montgomery County, TX
The Woodlands Prep High School Online High School
Independent school · Grades 1–12
60 students
The Woodlands, TX
BOverall grade60 students12 students per teacher
#17 Largest Private Schools in Montgomery County, TX
Magnolia Classical Academy
Baptist school · Grades K–12
59 students
Magnolia, TX
BOverall grade59 students14 students per teacher
#18 Largest Private Schools in Montgomery County, TX
All Nations Community School
Christian school (nondenominational) · Grades Pre-K–10
57 students
Oak Ridge North, TX
A+Overall grade57 students4 students per teacher
#19 Largest Private Schools in Montgomery County, TX
The Grove Community School
Montessori school · Grades Pre-K–8
46 students
Conroe, TX
AOverall grade46 students4 students per teacher
#20 Largest Private Schools in Montgomery County, TX
Conroe Adventist Academy
Seventh-day Adventist school · Grades Pre-K–8
43 students
Conroe, TX
B+Overall grade43 students9 students per teacher
#21 Largest Private Schools in Montgomery County, TX
Paddington British Private School
Independent school · Grades K–4
42 students
The Woodlands, TX
B+Overall grade42 students7 students per teacher
#22 Largest Private Schools in Montgomery County, TX
Kiddie Academy of Harmony
Early childhood program · Grades Pre-K–K
36 students
Spring, TX
B+Overall grade36 students18 students per teacher
#23 Largest Private Schools in Montgomery County, TX
Texas Autism Academy
Special education school · Grades 1–9
31 students
Magnolia, TX
AOverall grade31 students3 students per teacher
#24 Largest Private Schools in Montgomery County, TX
The Woodlands Young Learners Academy
Early childhood program · Pre-K only
30 students
The Woodlands, TX
B+Overall grade30 students10 students per teacher
From official public records, updated October 2026.