St. Mary's High School Photo - Mens' Athletics

Best Colorado Catholic Private High Schools (2026)

For the 2026 school year, there are 8 catholic private high schools serving 4,600 students in Colorado. You can also find more religiously affiliated schools in Colorado.
The top-ranked catholic private high schools in Colorado include Mullen High School, Regis Jesuit High School, and St. Mary's Academy.
The average acceptance rate is 91%, which is higher than the Colorado private high school average acceptance rate of 83%.

Top-Ranked Catholic Private High Schools in Colorado (2026)

School
Location
Quick Facts
Arrupe Jesuit High School
(Catholic)
4343 Utica St
Denver, CO 80212
(303) 455-7449
Gr: 9-12 | 427 students Tuition listed
Bishop Machebeuf High School
(Catholic)
(1)
458 Uinta Way
Denver, CO 80230
(303) 344-0082
Gr: 9-12 | 200 students Avg. class size: 20 students Sports: 11 Tuition & acceptance rate listed
Holy Family High School
(Catholic)
5195 W 144th Ave
Broomfield, CO 80023
(303) 410-1411
Gr: 9-12 | 642 students Avg. class size: 27 students Sports: 12 Tuition & acceptance rate 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
Regis Jesuit High School
Regis Jesuit High School Photo
Special Program Emphasis (Catholic)
(1)
6380 S Lewiston Way
Aurora, CO 80016
(303) 269-8000
Gr: 9-12 | 1,682 students Avg. class size: 21 students Sports: 21 | Extracurrculars: 3 Tuition listed
St. Mary's Academy
St. Mary's Academy Photo - St. Mary's Academy High School excels at preparing young women for leadership in a global society. Our goal is to empower our students through the development of analytical skills, confidence, and generosity to make a difference in the world around them.
(Catholic)
(6)
4545 South University Boulevard
Englewood, CO 80113
(303) 762-8300
Gr: NS-12 | 678 students Avg. class size: 16 students Sports: 15 | Extracurrculars: 10 Tuition listed
St. Mary's High School
St. Mary's High School Photo - Mens' Athletics
(Catholic)
(4)
2501 E Yampa St
Colorado Springs, CO 80909
(719) 635-7540
Gr: 9-12 Avg. class size: 11 students Sports: 14 | Extracurrculars: 11 Tuition listed
Our Lady Help Of Christians Academy
(Catholic)
32100 E Colfax Service Rd
Watkins, CO 80137
(303) 344-5830
Gr: K-12 | 111 students Avg. class size: 9 students Sports: 3 | Extracurrculars: 2 Tuition listed

Recent Articles

How to Stress-Test a Private School Budget Before Enrolling
How to Stress-Test a Private School Budget Before Enrolling
Learn how to stress-test a private school budget before enrolling and avoid financial surprises that can affect your family's long-term plans.
When “Affordable Private School” Means Fewer Services
When “Affordable Private School” Means Fewer Services
Learn what families may sacrifice when choosing an affordable private school and how to evaluate whether lower tuition still delivers long-term value.
Voucher Eligibility Fine Print Parents Miss
Voucher Eligibility Fine Print Parents Miss
Learn the hidden voucher eligibility rules that can affect school choice decisions and how parents can avoid common application mistakes.