Si Tanka University awards credit based on a semester system. One credit hour is equal to one hour and fifteen minutes per week in class for a traditional quadmester. Most classes are three credit hours. For every credit hour spent in class, plan two to three hours studying each week.

Full-time enrollment is 12 or more credits (undergraduate) and 9 or more credits (graduate) a quadmester. Part-time enrollment is fewer than 12 credit hours (undergraduate) and fewer than 9 (graduate) in a quadmester.

A school year is comprised of four quadmesters: fall, spring, summer and winter. Every quadmester includes 12-week of classes.