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Top 20 Best Colorado Nonsectarian Private Schools (2024)

For the 2024 school year, there are 204 nonsectarian private schools in Colorado. You can also find more religiously affiliated schools in Colorado.
The top ranked nonsectarian private schools in Colorado include Dawson School, Boulder Country Day and Aspen Academy.

Top Ranked Nonsectarian Private Schools in Colorado (2024)

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 - Welcome to Boulder Country Day School, where academic distinction meets education with character. BCD is a top-rated, accredited PS-8th independent school in Boulder, Colorado where every child has the opportunity to discover their own unique excellence. Distinguished by small class sizes, outstanding faculty, engaging academics and a focus on community, we strive to create a well-rounded educational environment.
(8)
4820 Nautilus Ct N
Boulder, CO 80301
(303) 527-4931
Grades: NS-8
| 361 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
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
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.
(8)
10455 Dawson Drive
Lafayette, CO 80026
(303) 665-6679
Grades: K-12
| 515 students
Denver Academy
Denver Academy Photo - Visual Arts
Special Education School
4400 E Iliff Avenue
Denver, CO 80222
(303) 777-5161
Grades: 2-12
| 450 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
| 701 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.
(8)
7701 E 1st Pl, Unit C
Denver, CO 80230
(303) 340-3647
Grades: PK-8
| 716 students
Montessori Academy of Colorado
Montessori Academy of Colorado Photo - MAC`s Elementary School offers an unparalleled opportunity for children to thrive by combining a progressive Montessori pedagogy, a dynamic experiential program, strong academics, social-emotional support, and a robust enrichment program. The MAC Elementary experience empowers students to reach their own personal potential and develop the confidence and capabilities to positively impact their world.
Montessori School
(14)
2500 Curtis Street
Denver, CO 80205
(303) 623-2609
Grades: NS-8
| 260 students
Vail Mountain School
Vail Mountain School Photo
(7)
3000 Booth Falls Road
Vail, CO 81657
(970) 476-3850
Grades: K-12
| 418 students
Brightmont Academy - Broomfield
Special Program Emphasis
549 Flatiron Blvd, Suite C
Broomfield, CO 80021
(720) 961-5091
Grades: 1-12
| students
Fusion Academy Boulder County
Alternative School
168 Centennial Parkway, Suite 100
Louisville, CO 80027
(877) 673-8893
Grades: 6-12
| students
Humanex Academy
Humanex Academy Photo - Humanex Academy motto
Special Education School
(2)
2700 S Zuni Street
Englewood, CO 80110
(303) 783-0137
Grades: 6-12
| 39 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
| 295 students
Bal Swan Children's Center
Daycare / Preschool
1145 East 13th Ave
Broomfield, CO 80020
(303) 466-6308
Grades: PK-K
| 331 students
Bixby School
Bixby School Photo
Alternative School
(12)
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 Rocky Mountain School
500 Holden Way
Carbondale, CO 81623
(970) 963-2562
Grades: 9-12
| 160 students
Colorado Timberline Academy
Colorado Timberline Academy Photo - Weekend Trip to Bisti Badlands in New Mexico
Alternative School
(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
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
| 377 students
Evergreen Country Day School
(7)
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 - Fountain Valley School offers visual art classes in ceramics, sculpture, painting/drawing, jewelry-making (metal-smithing), photography, and film. The School's three-story Art Barn is dedicated solely to the pursuit of these fields.
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
Havern School
Havern School Photo - Havern offers a warm and accepting environment that allows students to become confident self-advocates.
Special Program Emphasis
(3)
4000 South Wadsworth
Littleton, CO 80123
(303) 986-4587
Grades: K-8
| 95 students
High Mountain Institute
High Mountain Institute Photo - Math class at HMI
Special Program Emphasis
531 County Rd 5A
Leadville, CO 80461
(719) 486-8200
Grades: 11-12
| 98 students
Hope Montessori
Montessori School
2041 Chuckwagon Road
Colorado Springs, CO 80919
(719) 388-8818
Grades: PK-K
| 545 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
| 177 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
| 761 students
Kindercare Learning Center
Kindercare Learning Center Photo - Lobby
Daycare / Preschool
4200 E 128th Ave
Thornton, CO 80241
(303) 451-5210
Grades: PK-K
| 90 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
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
| 86 students
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