Colorado Timberline Academy

5.00 (4 reviews)
454 Academy Drive
Durango, CO 81301
Colorado Timberline Academy is a co-ed, secondary boarding/day school dedicated to changing the lives of students who are seeking deeper connection with their peers, teachers, and environment to improve or enhance their academic performance.
Our campus lies within the San Juan Mountains of Southwest Colorado within a days reach of alpine and desert wilderness. Outdoor activities such as rock climbing, kayaking, mountain biking, fly-fishing, and backpacking are central to our culture.
Through our diverse curriculum and outdoor programs, we foster freedom with responsibility, creativity, and respect for self, each other, and the environment.

Alumni Reviews
  Review School

  • Review Description
  • Fort Lewis College
    Colorado Timberline Academy is very non-traditional because of the size of the school. You have to be comfortable with living in very close quarters with a limited amount of people for the duration of your. . .
  • full sail university
    This school is unique because it revolves around skiing. I really enjoyed going to this school because there is such a different school curriculum than any other school.. . .
  • Oregon State University
    CTA is very unique in that it works on a bloc system. Students take 3 courses per bloc, and blocs are 4-5 weeks in length. Students are very engaged during the long class. . .
  • Show more reviews (1 review)

Top Rankings

Colorado Timberline Academy ranks among the top 20 boarding schools (out of 303 schools) for:

Definition of Terms
 | 2021 School Data
Colorado TimberlineBoarding School Avg.
School FocusCollege PrepCollege Preparatory
Grades Offered9-12, PG9-12
School TypeCo-edCo-ed
ADD/ADHD SupportYesYes
Supports Learning Differences (LD)YesYes
Religious AffiliationNon-denominationalNon-denominational
Year Founded19751907
Campus Size53 acres125 acres

Student Body

Enrollment46 students300 students
% Students of Color
% International Students
% Students Boarding
Average SAT Scoren/a* National Avg. »View
Average ACT score24*National Avg. » View
Offers Post-Grad YearYesNo

Academics and Faculty

Saturday ClassesYesNo
Frequency of Saturday ClassesWeeklyWeekly
Classroom Dress CodeCasualCasual
Average Class Size6 students12
*National School Avg. » 20
Student : Teacher Ratio5:17:1
ESL Courses OfferedYesYes
% Faculty with Advanced Degree
Summer Program OfferedYesYes

Tuition Cost

Yearly Tuition
(Boarding Students)
Yearly Tuition
(Day Students)
Merit Scholarships OfferedNoNo

Acceptance Rate

Application DeadlineNone / RollingJan. 15
SSAT RequiredNoYes
Acceptance Rate
Director of AdmissionsIan Altman

Course Listings

List of Courses OfferedLink to List of Courses


# Interscholastic Sports Offered1116
SportsAlpine Skiing, Basketball, Climbing, Cross Country, Cycling, Kayaking, Mountain Biking, Nordic Skiing, Rock Climbing, Snowboarding, Ultimate Frisbee


Total Extracurricular Organizations423
ExtracurricularsClub or Organization:
Yearbook Staff

Arts and Music Programs:
Ceramics, Film Photography

Recreational Athletic Programs:
Backcountry Skiing

School Notes

    Colorado Timberline Academy offers a close-knit community with educational and outdoor-oriented excellence:
  • A strong academic program for grades 9-12 and post-graduate
  • A maximum enrollment of 45 students
  • An average class size of eight students
  • An outdoor pursuits program that involves every student in an outdoor activity of their choosing: skiing, snowboarding, mountain biking, kayaking, fly-fishing, backpacking, rock climbing, and more.
  • Three school-wide wilderness trips a year
  • An outstanding record of college admissions
  • An excellent selection of electives: art, drama, and more
  • A structured day that builds good school habits and learning skills
  • Creative, highly capable, and non-conforming students who "march to the beat of a different drummer."
  • Students who thrive participating in outdoor experiences unique to our Colorado mountain setting which are built into our curriculum.
  • Students who respond to an intimate, family atmosphere with small classes and meaningful relationships with teachers and peers.
  • Students who could find greater motivation from a non-traditional program.
  • Families who need the flexibility of our block system and rolling admissions to make a change mid-stream through the year.
  • Students whose academic progress has been interrupted and need to get back on track.
  • Students looking for a supportive environment due to family and social difficulties but whose needs do not require a therapeutic program.
  • Students who would benefit from more individualized attention and daily structure.
  • Families whose careers have made it difficult for their children to have a "home-base."International students who would thrive in a smaller community in order to immerse themselves in American culture.
  • LD types supported: Yes
  • Colorado Timberline Academy accreditations: Cognia
Show me:
People that viewed Colorado Timberline Academy also viewed these schools: Colorado Rocky Mountain School, Fountain Valley School of Colorado, Besant Hill School, Lake Tahoe Preparatory School and Wasatch Academy.
  • School Location Miles Grades Students
  • Grades: 9-12 | 180 students 139 miles500 Holden Way
    CarbondaleCO 81623
    (970) 963-2562
  • Grades: 9-12 | 240 students 190.5 miles6155 Fountain Valley School Road
    Colorado SpringsCO 80911
    (719) 391-5251
  • Grades: 9-12, PG | 100 students 672 miles8585 Ojai Santa Paula Road
    OjaiCA 93023
    (805) 646-4343
    6729-12, PG100
  • Grades: 9-12, PG | 70 students 682.4 miles255 Squaw Valley Road | P.O. Box 2180
    Olympic ValleyCA 96146
    (530) 583-8665
    682.49-12, PG70
  • Grades: 8-12, PG | 203 students 244.9 miles120 South 100 West
    Mt. PleasantUT 84647
    (435) 462-1400
    244.98-12, PG203
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