ARCHIVED CATALOG: Visit catalog.ucsb.edu to view the 2023-2024 General Catalog.

UC Santa Barbara General CatalogUniversity of California, Santa Barbara

Units of Credit

Credit for academic work at UCSB is expressed in units. Generally, the value assigned to a course is determined at the rate of 1 unit for every 3 hours of student work required each week during a 10-week term. The unit value assigned to a course is determined by the number of class meetings each week and by the student’s class preparation time.

Class Levels

Undergraduate class level is determined by the number of units completed, as follows:


Units Required
Lower Division:
Freshman 0.0 - 44.9
Sophomore 45 - 89.9
Upper Division:
Junior 90.0 - 134.9
Senior 135.0 or more

Graduate class level is not determined by units completed. For more information on graduate class level, please visit the Graduate Class Level page.