Top 20 Best Colorado Nonsectarian Private Schools (2022-23)

For the 2022-23 school year, there are 191 nonsectarian private schools in Colorado. You can also find more religiously affiliated schools in Colorado.
The best top ranked nonsectarian private schools in Colorado include Rocky Mountain Montessori Academy, The Colorado Springs School and Graland Country Day School.

Top Ranked Nonsectarian Private Schools in Colorado (2022-23)

School
Location
Grades
Students
Aspen Academy
Aspen Academy Photo - PreK students learning about science and nature with a classroom worm bin.
(1)
5859 S University Blvd
Littleton, CO 80121
(303) 346-3500
Grades: PK-8
| 400 students
Boulder Country Day
Boulder Country Day Photo - Boulder Country Day School offers a challenging curriculum that is traditional with a strong emphasis on math, science, reading, writing, and world languages. Students learn in an intimate classroom setting and teachers introduce topics with an individualized approach.
(6)
4820 Nautilus Ct N
Boulder, CO 80301
(303) 527-4931
Grades: NS-8
| 365 students
The Colorado Springs School
The Colorado Springs School Photo - The Colorado Springs School is PreK-12 college-preparatory day and international school nestled in the heart of Broadmoor.
(1)
21 Broadmoor Ave
Colorado Springs, CO 80906
(719) 434-3500
Grades: PK-12
| 336 students
Graland Country Day School
Graland Country Day School Photo - Graland makes learning fun! With hands-on activities that challenge students to innovate, collaborate, and persevere, Graland goes to great lengths to ensure learning is a joyful, curiosity-driven adventure.
(3)
55 Clermont St
Denver, CO 80220
(303) 399-8361
Grades: NS-8
| 699 students
International School of Denver
International School of Denver Photo - At ISDenver, your children will transform from students to global citizens. We are a multicultural, multilingual school, welcoming children ages 3 - 8th grade to our inclusive, globally minded community.
Special Program Emphasis
(5)
7701 E 1st Pl, Unit C
Denver, CO 80230
(303) 340-3647
Grades: PK-8
| 716 students
Rocky Mountain Montessori Academy
Montessori School
(1)
7675 Lexington Dr
Colorado Springs, CO 80920
(719) 592-0900
Grades: NS-6
| 68 students
Vail Mountain School
Vail Mountain School Photo
(6)
3000 Booth Falls Road
Vail, CO 81657
(970) 476-3850
Grades: K-12
| 430 students
Brightmont Academy - Broomfield
Special Program Emphasis
549 Flatiron Blvd, Suite C
Broomfield, CO 80021
(720) 961-5091
Grades: 6-12
| n/a students
Fusion Academy Boulder County
Alternative School
168 Centennial Parkway, Suite 100
Louisville, CO 80027
(720) 370-7941
Grades: 6-12
| n/a students
Havern School
Havern School Photo - Welcome to Havern School!
Special Program Emphasis
(3)
4000 South Wadsworth
Littleton, CO 80123
(303) 986-4587
Grades: K-8
| 95 students
Humanex Academy
Humanex Academy Photo - Humanex Academy motto
Special Education School
(1)
2700 S Zuni Street
Englewood, CO 80110
(303) 783-0137
Grades: 6-12
| 31 students
Aspen Country Day School
Aspen Country Day School Photo - Aspen Country Day School enjoys a beautiful forested campus on Castle Creek. Ponds and mountains provide an ideal natural environment for learning in the outdoors. The entire campus was redone and reopened in 2016 with state-of-the-art classroom buildings that inspire learning and foster creativity.
(1)
85 Country Day Way
Aspen, CO 81611
(970) 925-1909
Grades: PK-8
| 293 students
Bal Swan Children's Center
Daycare / Preschool
1145 East 13th Ave
Broomfield, CO 80020
(303) 466-6308
Grades: PK-K
| 326 students
Bixby School
Bixby School Photo
(10)
4760 Table Mesa Drive
Boulder, CO 80305
(303) 494-7508
Grades: NS-5
| 139 students
Child Nursery Centers
Daycare / Preschool
104 E Rio Grande Street
Colorado Springs, CO 80903
(719) 632-1754
Grades: NS-5
| 700 students
Colorado Academy
Colorado Academy Photo - Colorado Academy starts with Pre-Kindergartners and graduates seniors who have become curious, kind, courageous, and adventurous learners and leaders--ready to make an impact in the communities where they choose to land.
3800 S Pierce St
Denver, CO 80235
(303) 914-2513
Grades: PK-12
| 1,027 students
500 Holden Way
Carbondale, CO 81623
(970) 963-2562
Grades: 9-12
| 167 students
Colorado Timberline Academy
Colorado Timberline Academy Photo - Weekend Trip to Bisti Badlands in New Mexico
(1)
454 Academy Drive
Durango, CO 81301
(970) 247-5898
Grades: 9-12
| 30 students
Creme De La Creme Colorado
Daycare / Preschool
7550 Park Meadows Drive
Lone Tree, CO 80124
(303) 662-9150
Grades: PK-K
| 259 students
Crested Butte Academy
(1)
P O Box 1180
Crested Butte, CO 81224
(970) 349-1805
Grades: 8-12
| 61 students
Dawson School
Dawson School Photo - Each fall, the entire high school participates in class trips to many locations around the state. Students learn camping skills, rafting, leadership, team building and participate in community service.
(7)
10455 Dawson Drive
Lafayette, CO 80026
(303) 665-6679
Grades: K-12
| 529 students
Denver Waldorf School
Denver Waldorf School Photo - The Denver Waldorf School
Special Program Emphasis
(6)
2100 S. Pennsylvania St.
Denver, CO 80210
(303) 777-0531
Grades: PK-12
| 376 students
East Thornton KinderCare
East Thornton KinderCare Photo - Lobby
Daycare / Preschool
4200 E 128th Ave
Thornton, CO 80241
(303) 451-5210
Grades: NS-PK
| 151 students
1036 El Rancho Rd. c/o Evergreen Country Day
Evergreen, CO 80439
(303) 674-3400
Grades: NS-8
| 210 students
Fountain Valley School Of Colorado
Fountain Valley School Of Colorado Photo - Our Art Barn includes equipment and facilities for photography, studio art, metal-smithing and ceramics.
Special Program Emphasis
6155 Fountain Valley School Road
Colorado Springs, CO 80911
(719) 391-5251
Grades: 9-12
| 239 students
Front Range Academy
Alternative School
1008 Depot Hill Road
Broomfield, CO 80020
(303) 469-0496
Grades: 6-12
| 400 students
High Mountain Institute
High Mountain Institute Photo - Math class at HMI
Alternative School
531 County Rd 5A
Leadville, CO 80461
(719) 486-8200
Grades: 11-12
| 98 students
Highlands Ranch Learning Center
Daycare / Preschool
405 Dad Clark Drive
Littleton, CO 80126
(303) 346-7144
Grades: NS
| 245 students
Iliff Preschool, Kdgn, And School-age Summ
Iliff Preschool, Kdgn, And School-age Summ Photo - School-age children look forward to attending Iliff for the popular Summer Adventure Day Camp.
Daycare / Preschool
(2)
4140 E Iliff Ave
Denver, CO 80222
(303) 757-3551
Grades: NS-K
| 95 students
Jarrow Montessori School
Montessori School
3900 Orange Ct
Boulder, CO 80304
(303) 443-0511
Grades: PK-6
| 190 students
Junior Academy
Special Program Emphasis
1311 N Nevada Ave
Colorado Springs, CO 80903
(719) 632-7681
Grades: NS-PK
| 49 students
Kent Denver School
Kent Denver School Photo
4000 East Quincy Avenue
Englewood, CO 80113
(303) 770-7660
Grades: 6-12
| 740 students
The Logan School for Creative Learning
The Logan School for Creative Learning Photo
Special Program Emphasis
1005 Yosemite Street
Denver, CO 80230
(303) 340-2444
Grades: K-8
| 241 students
Mackintosh Academy Littleton
Mackintosh Academy Littleton Photo - Our inquiry-based, hands-on curriculum offers students the opportunity to collaborate and innovate.
Special Program Emphasis
(2)
7018 S Prince St
Littleton, CO 80120
(303) 794-6222
Grades: NS-8
| 132 students
The Mcclelland School
The Mcclelland School Photo - The McClelland School has active seating in Kindergarten-2nd grade. We have stability disk in chairs at the student's desks and stability balls in the reading areas. This helps to stimulate blood flow, encourage active learning and develop core muscles.
(1)
415 E Abriendo Ave.
Pueblo, CO 81004
(719) 543-5271
Grades: PK-8
| 108 students
Show 100 more private schools in Colorado (out of 191 total schools)
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