For the 2025 school year, there are 39 nonsectarian private high schools in Colorado. You can also find more religiously affiliated schools in Colorado.
The top ranked nonsectarian private high schools in Colorado include Kent Denver School, Colorado Academy, and Fountain Valley School of Colorado.
Top Ranked Nonsectarian Private High Schools in Colorado (2025)
School
Location
Grades
Students
Denver Academy![Denver Academy Photo - Visual Arts]( "Denver Academy Photo - Visual Arts")
Special Education School
4400 E Iliff Avenue
Denver, CO 80222
(303) 777-5161
Denver, CO 80222
(303) 777-5161
Grades: 2-12
| 450 students
7701 E 1st Pl, Unit C
Denver, CO 80230
(303) 340-3647
Denver, CO 80230
(303) 340-3647
Grades: PK-9
| 671 students
3000 Booth Falls Road
Vail, CO 81657
(970) 476-3850
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
Broomfield, CO 80021
(720) 961-5091
Grades: 1-12
| n/a students
Fusion Academy Boulder County
Alternative School
168 Centennial Parkway, Suite 100
Louisville, CO 80027
(877) 673-8893
Louisville, CO 80027
(877) 673-8893
Grades: 6-12
| n/a students
2700 S Zuni Street
Englewood, CO 80110
(303) 783-0137
Englewood, CO 80110
(303) 783-0137
Grades: 6-12
| 38 students
500 Holden Way
Carbondale, CO 81623
(970) 963-2562
Carbondale, CO 81623
(970) 963-2562
Grades: 9-12
| 163 students
21 Broadmoor Ave
Colorado Springs, CO 80906
(719) 434-3500
Colorado Springs, CO 80906
(719) 434-3500
Grades: PK-12
| 336 students
454 Academy Drive
Durango, CO 81301
(970) 247-5898
Durango, CO 81301
(970) 247-5898
Grades: 9-12
| 30 students
P O Box 1180
Crested Butte, CO 81224
(970) 349-1805
Crested Butte, CO 81224
(970) 349-1805
Grades: 8-12
| 61 students
2100 S. Pennsylvania St.
Denver, CO 80210
(303) 777-0531
Denver, CO 80210
(303) 777-0531
Grades: PK-12
| 377 students
6155 Fountain Valley School Road
Colorado Springs, CO 80911
(719) 391-5251
Colorado Springs, CO 80911
(719) 391-5251
Grades: 9-12
| 230 students
Front Range Academy
Alternative School
1008 Depot Hill Road
Broomfield, CO 80020
(303) 469-0496
Broomfield, CO 80020
(303) 469-0496
Grades: 6-12
| 400 students
High Mountain Institute![High Mountain Institute Photo - Winter Ski trip in the Spring semester]( "High Mountain Institute Photo - Winter Ski trip in the Spring semester")
Special Program Emphasis
531 County Rd 5A
Leadville, CO 80461
(719) 486-8200
Leadville, CO 80461
(719) 486-8200
Grades: 11-12
| 98 students
4000 East Quincy Avenue
Englewood, CO 80113
(303) 770-7660
Englewood, CO 80113
(303) 770-7660
Grades: 6-12
| 768 students
999 Violet Avenue
Boulder, CO 80304
(303) 444-7697
Boulder, CO 80304
(303) 444-7697
Grades: PK-12
| 200 students
2160 South Cook Street
Denver, CO 80210
(303) 758-2003
Denver, CO 80210
(303) 758-2003
Grades: 5-12
| 25 students
4501 Parfet St
Wheat Ridge, CO 80033
(303) 271-0525
Wheat Ridge, CO 80033
(303) 271-0525
Grades: K-12
| 35 students
Bansbach Academy At Denver Childrens Home
Alternative School
1501 Albion St
Denver, CO 80220
(303) 399-4890
Denver, CO 80220
(303) 399-4890
Grades: 4-12
| 49 students
858 W. Happy Canyon Rd. Ste. 170
Castle Rock, CO 80108
(720) 961-5073
Castle Rock, CO 80108
(720) 961-5073
Grades: 1-12
| n/a students
Griffith Centers For Children
Special Education School
17 Farragut Ave
Colorado Springs, CO 80909
(719) 636-2122
Colorado Springs, CO 80909
(719) 636-2122
Grades: 3-12
| 41 students
Hillside School
Special Education School
7415 Lookout Rd
Longmont, CO 80503
(303) 494-1468
Longmont, CO 80503
(303) 494-1468
Grades: 2-10
| 57 students
The Joshua School
Special Education School
2303 E Dartmouth Ave
Englewood, CO 80113
(303) 758-7171
Englewood, CO 80113
(303) 758-7171
Grades: K-12
| 45 students
Joshua School-boulder
Special Education School
7077 Harvest Rd
Boulder, CO 80301
(303) 974-7732
Boulder, CO 80301
(303) 974-7732
Grades: 4-12
| 18 students
Kishami Academy
Special Program Emphasis
2011 E Platte Ave
Colorado Springs, CO 80909
(661) 236-6116
Colorado Springs, CO 80909
(661) 236-6116
Grades: 4-9
| 4 students
Montessori Children's House Of Denver - Stapleton
Montessori School
2211 Xanthia Way
Denver, CO 80238
(303) 322-8324
Denver, CO 80238
(303) 322-8324
Grades: NS-9
| 152 students
Savio House
Special Education School
325 King St
Denver, CO 80219
(303) 225-4060
Denver, CO 80219
(303) 225-4060
Grades: 6-12
| 17 students
Shiloh Home Inc.
Alternative School
6400 W Coal Mine Ave
Littleton, CO 80123
(303) 932-9599
Littleton, CO 80123
(303) 932-9599
Grades: 1-12
| 79 students
Sierra School Of Main Street
Special Education School
820 Main St
Longmont, CO 80501
(303) 678-5662
Longmont, CO 80501
(303) 678-5662
Grades: 1-12
| 40 students
818 Oak St
Steamboat Springs, CO 80487
(970) 879-1350
Steamboat Springs, CO 80487
(970) 879-1350
Grades: K-12
| 154 students
200 San Miguel River Dr
Telluride, CO 81435
(970) 728-1969
Telluride, CO 81435
(970) 728-1969
Grades: PK-12
| 120 students
Show 4 more private schools in Colorado (out of 39 total schools)
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