Attending college is a major decision in your life, and we are excited that you are interested in Missouri Southern. MSSU is the perfect place for you to build lifelong friendships, and with over 140 degree options, we are confident that we have what you're looking for. Here is some important information that you will need to know about your next steps in becoming a Lion!
*ACT not required for admissions but may be requested when enrolling in classes to assist with placement.
| March 24 - April 18 | Priority Enrollment |
| April 21 - August 15 | Open Enrollment |
| August 18 | Classes Begin |
| August 29 | Last Day for Full Refund (full-term classes) |
| September 1 | Labor Day Holiday - Classes Dismissed |
| September 10 | Withdraw after this date - no refund (full-term classes) |
| October 13 - 14 | Fall Break - Classes Dismissed |
| November 26 - 28 | Thanksgiving Holiday - Classes Dismissed |
| December 3 | Last Day for Withdrawals with a "W" (full-term classes) |
| December 5 | Last Day of Classes |
| December 8 - 11 | Final Examinations |
| December 11 | End of Semester |
| December 13 | Commencement |
| October 20, 2025 – November 14, 2025 | Priority Enrollment for Current Students |
| November 17, 2025 – January 9, 2026 | Open Enrollment for all Students |
| JANUARY 12 | CLASSES BEGIN |
| January 19 | Martin Luther King, Jr. Holiday, Classes Dismissed |
| January 23 | Last Day for Full refund (full-term classes |
| February 4 | Withdraw After This Date – No Refund |
| March 16 – March 20 | Spring Break – Classes Dismissed |
| April 29 | Last Day for Withdrawals with a “W” |
| May 1 | Last Day of Classes |
| May 4 – May 7 | Final Examinations |
| May 7 | End of Spring Semester |
| MAY 9 | COMMENCEMENT |
| October 20, 2025 – November 14, 2025 | Priority Enrollment for Current Students |
| November 17, 2025 – May 28, 2026 | Open Enrollment for all Students |
| MAY 18 | TEN & SIX WEEK SESSIONS BEGIN |
| May 25 | Memorial Day Holiday – Classes Dismissed |
| JUNE 1 | FIRST 4 WEEK & EIGHT WEEK SESSIONS BEGIN |
| June 4 | Last Day for Full Refund (8 week classes) |
| June 18 | Juneteenth Holiday – Classes Dismissed |
| JUNE 29 | SECOND FOUR WEEK SESSION BEGINS |
| July 2 | Fourth of July Holiday – Classes Dismissed |
| July 20 | Last Day for Withdrawals with a “W” (8 wk. classes |
| JULY 23 | END OF SUMMER SEMESTER |
