Best private high schools in Colorado

Stacker
A class of high schoolers as viewed from the rear.
Daniel Hoz // Shutterstock

- Location: Parker, CO
- Enrollment: 987 (16:1 student to teacher ratio)
- Niche grade: Grade A-

#30. Lutheran High School
A student filling out a scantron form for a multiple choice test.
Achira22 // Shutterstock

- Location: Commerce City, CO
- Enrollment: 60 (9:1 student to teacher ratio)
- Niche grade: Grade A-

#29. Rocky Mountain Lutheran High School
A student talking to a teacher in the hallway.
Ground Picture // Shutterstock

- Location: Denver, CO
- Enrollment: 338 (11:1 student to teacher ratio)
- Niche grade: Grade A-

#28. Bishop Machebeuf High School
A student standing next to their backpack as seen from the knee down.
LightField Studios // Shutterstock

- Location: Littleton, CO
- Enrollment: 448 (9:1 student to teacher ratio)
- Niche grade: Grade A-

#27. Front Range Christian School
Students walking down a hallway with their backs facing the camera.
Mircea Moira // Shutterstock

- Location: Lakewood, CO
- Enrollment: 860 (16:1 student to teacher ratio)
- Niche grade: Grade A-

#26. Denver Christian School
A high school student doing a chemical experiment.
LStockStudio // Shutterstock

- Location: Denver, CO
- Enrollment: 147 (4:1 student to teacher ratio)
- Niche grade: Grade A

#25. Denver Academy of Torah
A high school student sitting at a desk writing on a piece of paper.
panitanphoto // Shutterstock

- Location: Colorado Springs, CO
- Enrollment: 257 (11:1 student to teacher ratio)
- Niche grade: Grade A

#24. St. Mary's High School
A student raising their hand in class.
Jacob Lund // Shutterstock

- Location: Broomfield, CO
- Enrollment: 726 (12:1 student to teacher ratio)
- Niche grade: Grade A

#23. Holy Family High School
An empty school hallway lined with red lockers.
ImageFlow // Shutterstock

- Location: Telluride, CO
- Enrollment: 148 (10:1 student to teacher ratio)
- Niche grade: Grade A

#22. Telluride Mountain School
A student solving a math equation on a whiteboard.
Ground Picture // Shutterstock

- Location: Boulder, CO
- Enrollment: 56 (4:1 student to teacher ratio)
- Niche grade: Grade A

#21. Tara Performing Arts High School
A row of empty desks with notebooks and pencils on them.
Tyler Olson // Shutterstock

- Location: Highlands Ranch, CO
- Enrollment: 1,176 (11:1 student to teacher ratio)
- Niche grade: Grade A

#20. Valor Christian High School
A hallway lined with green lockers.
SEALANDSKYPHOTO // Shutterstock

- Location: Highlands Ranch, CO
- Enrollment: 251 (13:1 student to teacher ratio)
- Niche grade: Grade A

#19. Mile High Academy
A side view of a person using a laptop in the school library.
sirtravelalot // Shutterstock

- Location: Denver, CO
- Enrollment: 326 (5:1 student to teacher ratio)
- Niche grade: Grade A

#18. Denver Jewish Day School
An empty classroom as viewed from the back.
maroke // Shutterstock

- Location: Boulder, CO
- Enrollment: 78 (7:1 student to teacher ratio)
- Niche grade: Grade A

#17. September School
A pencil case full of pens, pencils, and highlighters spilling on a table.
Studio KIWI // Shutterstock

- Location: Denver, CO
- Enrollment: 272 (8:1 student to teacher ratio)
- Niche grade: Grade A

#16. The Denver Waldorf School
A group of students walking down the hall with their backs facing the camera.
GagliardiPhotography // Shutterstock

- Location: Boulder, CO
- Enrollment: 114 (7:1 student to teacher ratio)
- Niche grade: Grade A

#15. Watershed School
An overhead view of high school pupils in group study sitting around circular tables.
Monkey Business Images // Shutterstock

- Location: Denver, CO
- Enrollment: 755 (11:1 student to teacher ratio)
- Niche grade: Grade A

#14. Mullen High School
Students using microscopes in science class.
Ground Picture // Shutterstock

- Location: Carbondale, CO
- Enrollment: 174 (5:1 student to teacher ratio)
- Niche grade: Grade A+

#13. Colorado Rocky Mountain School
High school students studying and reading together in their school library.
Joyseulay // Shutterstock

- Location: Vail, CO
- Enrollment: 412 (7:1 student to teacher ratio)
- Niche grade: Grade A+

#12. Vail Mountain School
Students raising their hands for class participation.
LStockStudio // Shutterstock

- Location: Steamboat Springs, CO
- Enrollment: 189 (4:1 student to teacher ratio)
- Niche grade: Grade A+

#11. Steamboat Mountain School
A stack of textbooks with pens on top of them next to an open notebook.
Canva

- Location: Aurora, CO
- Enrollment: 1,714 (14:1 student to teacher ratio)
- Niche grade: Grade A+

#10. Regis Jesuit High School
Two students sharing a book.
Canva

- Location: Edwards, CO
- Enrollment: 153 (9:1 student to teacher ratio)
- Niche grade: Grade A+

#9. Vail Christian High School
A high school student doing classwork on their laptop.
Canva

- Location: Aurora, CO
- Enrollment: 617 (10:1 student to teacher ratio)
- Niche grade: Grade A+

#8. Crescent View Academy
A teacher writing an equation on a blackboard using chalk.
Roman Kosolapov // Shutterstock

- Location: Aurora, CO
- Enrollment: 28 (7:1 student to teacher ratio)
- Niche grade: Grade A+

#7. Denver Street School-East Campus
Students' backpacks sitting on a hallway floor.
LBeddoe // Shutterstock

- Location: Lafayette, CO
- Enrollment: 530 (7:1 student to teacher ratio)
- Niche grade: Grade A+

#6. Dawson School
Bookshelves at a high school's library.
Canva

- Location: Colorado Springs, CO
- Enrollment: 317 (8:1 student to teacher ratio)
- Niche grade: Grade A+

#5. The Colorado Springs School
A stack of spiral noteboooks in front of a wooden background.
DenisProduction.com // Shutterstock

- Location: Englewood, CO
- Enrollment: 699 (6:1 student to teacher ratio)
- Niche grade: Grade A+

#4. St. Mary's Academy
Two rows of red lockers.
Canva

- Location: Colorado Springs, CO
- Enrollment: 241 (7:1 student to teacher ratio)
- Niche grade: Grade A+

#3. Fountain Valley School
Empty desks in a high school classroom.
Anna Jurkovska // Shutterstock

- Location: Englewood, CO
- Enrollment: 761 (9:1 student to teacher ratio)
- Niche grade: Grade A+

#2. Kent Denver School
A closeup of a student taking notes in class.
Canva

- Location: Denver, CO
- Enrollment: 1,039 (6:1 student to teacher ratio)
- Niche grade: Grade A+

This story features data reporting by Wade Zhou, writing by Emma Rubin, and is part of a series utilizing data automation across 50 states.

#1. Colorado Academy
LightField Studios // Shutterstock