| Date(s) | Academic Calendar |
| September 1 | Labor Day – College closed |
| September 2 | Semester Begins – First Day of Full semester, Web (WB), CSDL classes, Mini Session I |
| September 4 | Last day for adjusting schedules (add/drop) - Mini Session I |
| September 9 | CSDL courses may be dropped or cancelled during the scheduled adjustment period, or within five (5) working days from the date of registration - More info. |
| September 15 | Late-Start classes begin (Charlestown | Chelsea | Satellite locations | Remote | Web Late-Start (WBL) | Early College/Dual Enrollment) |
| September 17 | Last day for adjusting schedule (add/drop) – Late-Start classes (Charlestown | Chelsea | Satellite locations | Remote | Web Late-Start (WBL)) Early College/Dual Enrollment courses may be dropped or cancelled within one week of the start date. |
| September 26 | Last day to register for CSDL classes |
| October 10 | Last day to withdraw from course with “W” grades - Mini Session I |
| October 13 | Indigenous Peoples Day – College Closed |
| October 15 | Fall 2025 Graduation Application Closes |
| October 20 | Mini Session I ends |
| October 21 | Continuing Student Registration for Winter and Spring 2026 |
| October 22 | Mini Session I Final grades due by 5:00 p.m. |
| October 23 | Fall Transfer Fair |
| October 28 | Mini Session II begins |
| October 30 | Last day for adjusting schedules (add/drop) - Mini Session II |
| October 30 | Fall Professional Day – No Classes 1-3:55 p.m. |
| November 10 | Spring 2026 Registration for Community Education, ECET & BELL |
| November 11 | Veterans Day – College Closed |
| November 27-30 | Thanksgiving Day Recess – College Closed (Thursday through Sunday) |
| December 1 | New Student Registration for Winter and Spring 2026 |
| December 5 | Last day to withdraw from course with ‘W’ grades – Mini Session II |
| December 8 | Last day to withdraw from Fall 2025 semester with ‘W’ grades |
| December 16 | Last Day of Mini Session II |
| December 16 | Last Day of Classes – Full semester, Web, CSDL, Late-Start |
| December 17, 18 | Assessment Days |
| December 18 | Semester Ends |
| December 22 | Final grades due by 5:00 p.m. |
Fall Semester 2025 Mini Sessions I & II
Fall Semester 2025 Mini Session I
| Date(s) | Mini Session I |
| September 2 | Mini Session I begins |
| September 4 | Last day to adjust schedule |
| October 10 | Last day to withdraw from Mini I course with “W” grade |
| October 20 | Mini Session I ends |
| October 22 | Mini Session I Final grades due by 5:00 p.m. |
Fall Semester 2025 Mini Session II
| Dates(s) | Mini Session II |
| October 28 | Mini Session II begin |
| October 30 | Last day to adjust schedule |
| December 5 | Last day to withdraw from a course with a “W” grade |
| December 16 | Mini Session II ends |
| December 18 | Final grades for Mini Session II due by 5 p.m. |