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Welcome back to CU Boulder! We're glad you're interested in Summer Session. Depending on when you were last enrolled at CU Boulder and whether you were an undergraduate, graduate, nondegree, or guest student, your application instructions may vary. Please visit the How to Apply section under the correct student category for steps on applying to Summer Session.

If you're unsure whether you are a returning or readmitted student, visit the Admissions page for Readmit Â鶹ÒùÔº, which provides additional descriptions and contact information. 

Once you've been accepted, depending on your academic standing, you can enroll through  on a first-come, first-served basis beginning March 11.

Specific instructions on the enrollment process can be found under the How to Enroll section. It is best to apply early to improve your chances of getting into the courses you’d like.

If you have any questions about Summer Session, please reach out to your academic advisor, or make an appointment to see a .