Columbia College is a public two-year institution in Sonora, California. The campus sits in a rural area. Fall 2024 enrollment was 2,828 students. It is part of California Community College System.
Columbia College offers certificates and associate degrees across 48 programs. Its largest programs by number of graduates are Liberal Arts and Sciences, Fire Prevention and Safety Technology/Technician, and Humanities. It awarded 922 degrees and certificates in 2024-25.
The school has an open admission policy. 58% of full-time first-year students return for a second year. The student-to-faculty ratio is 21 to 1.
Key figures
Open
Admission policy
2,828
Students enrolled
58%
First-year retention
922
Degrees and certificates awarded, 2024-25
48
Programs and majors
21:1
Student-to-faculty ratio
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Delivery modes
CampusHybrid
Program levels
CertificateAssociate
Programs and majors offered 48
Graduate counts are degrees and certificates awarded in each program between July 2024 and June 2025. Largest fields are listed first.
Retention is for students who started in fall 2023 and returned in fall 2024.
First-year retention, full-time students
58%
First-year retention, part-time students
30%
Student-to-faculty ratio
21:1
Degrees and certificates awarded
Awards conferred between July 1, 2024 and June 30, 2025.
Associate degrees
549
Certificates under 1 year
222
Certificates of 1 to 2 years
151
Enrollment
Students, fall 2024
2,828
Undergraduates, fall 2024
2,828
Full-time, fall 2024
25%
Students over the full 2024-25 year
4,292
Full-time, 2024-25
21%
Size category
1,000 to 4,999 students
Student body
Share of all students enrolled during 2024-25. Small groups can round to zero and are not listed.
Women
54%
Men
46%
White
59%
Hispanic or Latino
24%
Black or African American
3%
Asian
2%
Two or more races
4%
American Indian or Alaska Native
2%
International (U.S. nonresident)
2%
Race or ethnicity unknown
3%
Online and flexible learning
Distance education in 2024-25.
Students studying fully online
32%
Students taking some online courses
50%
Campus and services
Setting
Rural area
Academic calendar
Semester
Part of
California Community College System
Carnegie classification
Associate's Colleges: High Transfer-High Traditional
President
Lena Tran
Services and opportunities
Academic and career counseling, Student employment services, Job placement for graduates, On-campus day care, Accepts AP credit, Credit for life experience
For veterans and service members
Credit for military training, Dedicated veterans contact