#1 Best Private High Schools in Arapahoe County, CO
St. Mary's Academy
Independent Catholic school · Grades Pre-K–12
One of the 3 largest Catholic schools in Colorado
Englewood, CO
A+Overall grade664 students9 students per teacher
2026 lists
Best Private High Schools in Arapahoe County, CO
Private high schools in Arapahoe County, CO with the highest overall grades. Top 5 of 5 schools.
#2 Best Private High Schools in Arapahoe County, CO
Crescent View Academy
Islamic school · Grades Pre-K–12
100% of graduates go to four-year colleges
Aurora, CO
A+Overall grade539 students10 students per teacher
#3 Best Private High Schools in Arapahoe County, CO
Denver Jewish Day School
Jewish day school · Grades Pre-K–12
The largest Jewish school in Denver
Denver, CO
A+Overall grade316 students5 students per teacher
#4 Best Private High Schools in Arapahoe County, CO
Chesterton Academy of Our Lady of Victory
Independent Catholic school · Grades 9–12
Smaller classes than 93% of Catholic schools nationwide
Centennial, CO
AOverall grade76 students6 students per teacher
#5 Best Private High Schools in Arapahoe County, CO
Kent Denver School
Independent school · Grades 6–12
The only independent school in Englewood
Englewood, CO
B+Overall grade761 students9 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.