Mullen High School Photo - Incoming class of 2029

Best Colorado Private Schools Belonging to National Association of College Admissions Counselors (2026)

For the 2026 school year, there are 2 private schools belonging to National Association of College Admissions Counselors serving 1,903 students in Colorado. You can also find more schools membership associations in Colorado.
The top-ranked private schools belonging to National Association of College Admissions Counselors in Colorado include Mullen High School and Colorado Academy.
The average acceptance rate is 85%, which is higher than the Colorado private school average acceptance rate of 84%.
50% of private schools belonging to National Association of College Admissions Counselors in Colorado are religiously affiliated (most commonly Catholic).

Top-Ranked Private Schools Belonging to National Association of College Admissions Counselors in Colorado (2026)

School
Location
Quick Facts
Colorado Academy
Colorado Academy Photo - Every day on campus, CA's lives the mission to create curious, kind, courageous, and adventurous learners and leaders. Our dedicated teachers offer an innovative and rigorous curriculum rooted in the liberal arts and sciences by encouraging students to think outside the box. We want students to ask "why?" and "why not?".
3800 S Pierce St
Denver, CO 80235
(303) 914-2513
Gr: PK-12 | 1,043 students Sports: 19 | Extracurrculars: 24 Tuition listed
Mullen High School
Mullen High School Photo - Incoming class of 2029
(Catholic)
(1)
3601 S Lowell Blvd
Denver, CO 80236
(303) 761-1764
Gr: 9-12 | 860 students Avg. class size: 20 students Sports: 18 Tuition & acceptance rate listed

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