#1 Largest Private Schools in Douglas County, CO
Valor Christian High School
Christian school (nondenominational) · Grades 9–12
1,173 students
Highlands Ranch, CO
A+Overall grade1,173 students6 students per teacher
2026 lists
Largest Private Schools in Douglas County, CO
The private schools in Douglas County, CO with the most students. Top 10 of 10 schools.
#2 Largest Private Schools in Douglas County, CO
Cherry Hills Christian
Presbyterian school · Grades Pre-K–8
637 students
Highlands Ranch, CO
BOverall grade637 students13 students per teacher
#3 Largest Private Schools in Douglas County, CO
Ave Maria Catholic School
Diocesan school · Grades Pre-K–8
421 students
Parker, CO
B-Overall grade421 students18 students per teacher
#4 Largest Private Schools in Douglas County, CO
Southeast Christian School
Christian school (nondenominational) · Grades Pre-K–8
414 students
Parker, CO
B+Overall grade414 students15 students per teacher
#5 Largest Private Schools in Douglas County, CO
Mile High Academy
Seventh-day Adventist school · Grades Pre-K–12
230 students
Highlands Ranch, CO
A-Overall grade230 students14 students per teacher
#6 Largest Private Schools in Douglas County, CO
Castle Rock Christian Academy
Christian school (nondenominational) · Grades K–10
135 students
Castle Rock, CO
BOverall grade135 students10 students per teacher
#7 Largest Private Schools in Douglas County, CO
Trinity Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
88 students
Franktown, CO
AOverall grade88 students11 students per teacher
#8 Largest Private Schools in Douglas County, CO
Brightmont Academy - Castle Pines
Independent school · Grades K–12
37 students
Castle Rock, CO
AOverall grade37 students2 students per teacher
#9 Largest Private Schools in Douglas County, CO
Little Blessings Preschool
Early childhood program · Grades Pre-K–K
30 students
Parker, CO
A-Overall grade30 students9 students per teacher
#10 Largest Private Schools in Douglas County, CO
Primrose School of Parker
Early childhood program · Grades Pre-K–K
25 students
Parker, CO
B+Overall grade25 students25 students per teacher
From official public records, updated October 2026.