DePaul University's academic calendar is based on the quarter system.
The regular academic year consists of three 10-week quarters: fall, winter and spring.
The summer quarter is one academic term, but classes vary in length - some are 10 weeks, while others are only five weeks. Classes have varying start and end dates, which will be listed on OneDePaul.
| Fall Quarter | September - November |
| Winter Quarter | January - March |
| Spring Quarter | March - June |
| Summer Quarter | June - August |