#1 Largest Private Schools in Johnson County, KS
St. Thomas Aquinas High School
Parish school · Grades 9–12
919 students
Overland Park, KS
A+Overall grade919 students11 students per teacher
2026 lists
Largest Private Schools in Johnson County, KS
The private schools in Johnson County, KS with the most students. Top 25 of 25 schools.
#2 Largest Private Schools in Johnson County, KS
Bishop Miege High School
Diocesan school · Grades 9–12
653 students
Shawnee Mission, KS
B+Overall grade653 students14 students per teacher
#3 Largest Private Schools in Johnson County, KS
Ascension School
Diocesan school · Grades Pre-K–8
570 students
Overland Park, KS
BOverall grade570 students15 students per teacher
#4 Largest Private Schools in Johnson County, KS
Maranatha Christian Academy
Christian school (nondenominational) · Grades K–12
550 students
Shawnee, KS
B-Overall grade550 students16 students per teacher
#5 Largest Private Schools in Johnson County, KS
St. Michael the Archangel School
Diocesan school · Grades K–8
521 students
Overland Park, KS
BOverall grade521 students14 students per teacher
#6 Largest Private Schools in Johnson County, KS
Prince of Peace Catholic School
Parish school · Grades K–8
503 students
Olathe, KS
BOverall grade503 students15 students per teacher
#7 Largest Private Schools in Johnson County, KS
Sacred Heart School
Parish school · Grades K–8
394 students
Shawnee, KS
B-Overall grade394 students17 students per teacher
#8 Largest Private Schools in Johnson County, KS
St. Joseph Catholic School
Diocesan school · Grades K–8
380 students
Shawnee, KS
BOverall grade380 students15 students per teacher
#9 Largest Private Schools in Johnson County, KS
Good Shepherd School
Diocesan school · Grades Pre-K–8
331 students
Shawnee, KS
B+Overall grade331 students12 students per teacher
#10 Largest Private Schools in Johnson County, KS
Holy Spirit School
Diocesan school · Grades K–8
327 students
Overland Park, KS
A+Overall grade327 students7 students per teacher
#11 Largest Private Schools in Johnson County, KS
St. Agnes Catholic Elementary School
Parish school · Grades Pre-K–8
321 students
Roeland Park, KS
A+Overall grade321 students11 students per teacher
#12 Largest Private Schools in Johnson County, KS
Bethany Lutheran School
Lutheran (Missouri Synod) school · Grades K–8
185 students
Overland Park, KS
BOverall grade185 students17 students per teacher
#13 Largest Private Schools in Johnson County, KS
Overland Christian Schools
Christian school (nondenominational) · Grades Pre-K–12
182 students
Overland Park, KS
A-Overall grade182 students10 students per teacher
#14 Largest Private Schools in Johnson County, KS
Hyman Brand Hebrew Academy
Jewish day school · Grades K–12
174 students
Overland Park, KS
A+Overall grade174 students5 students per teacher
#15 Largest Private Schools in Johnson County, KS
Holy Cross Catholic School
Diocesan school · Grades Pre-K–8
163 students
Overland Park, KS
A+Overall grade163 students7 students per teacher
#16 Largest Private Schools in Johnson County, KS
Christ Lutheran School
Lutheran (Missouri Synod) school · Grades K–8
154 students
Overland Park, KS
BOverall grade154 students10 students per teacher
#17 Largest Private Schools in Johnson County, KS
Shawnee Mission Christian School
Baptist school · Grades K–12
154 students
Westwood, KS
B+Overall grade154 students9 students per teacher
#18 Largest Private Schools in Johnson County, KS
Hope Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
136 students
Shawnee, KS
B+Overall grade136 students11 students per teacher
#19 Largest Private Schools in Johnson County, KS
John Paul II Catholic School
Parish school · Grades Pre-K–8
132 students
Overland Park, KS
A+Overall grade132 students9 students per teacher
#20 Largest Private Schools in Johnson County, KS
Midland Adventist Academy
Seventh-day Adventist school · Grades K–12
127 students
Shawnee, KS
B+Overall grade127 students9 students per teacher
#21 Largest Private Schools in Johnson County, KS
Horizon Academy
Special education school · Grades 1–12
108 students
Roeland Park, KS
A+Overall grade108 students4 students per teacher
#22 Largest Private Schools in Johnson County, KS
Highlawn Montessori School
Montessori school · Grades Pre-K–6
96 students
Prairie Village, KS
AOverall grade96 students6 students per teacher
#23 Largest Private Schools in Johnson County, KS
Accelerated Schools of Overland Park
Alternative school · Grades 5–12
55 students
Overland Park, KS
AOverall grade55 students4 students per teacher
#24 Largest Private Schools in Johnson County, KS
Global Montessori Academy
Montessori school · Grades Pre-K–5
41 students
Prairie Village, KS
A-Overall grade41 students8 students per teacher
From official public records, updated October 2026.