Academic Calendar & Important University Dates
2025-2026 Academic Calendar
Academic Calendar: White/Not highlighted
Important University Dates: Blue Highlighted
August 2025
| 15 | Friday | Transfer Student Orientation, 10 a.m. Transfer students can move into their fall housing assignment from 3 to 5 p.m. |
| 18-19 | Monday-Tuesday | New student Move-In Days 8 a.m. (Assigned move in date and time will be shared by the Office of Student Living in late July) |
| 18-22 | Monday-Friday | New Student Orientation Program (Undergraduate Students Only) |
| 21 | Thursday | University Opening Meeting |
| 22 | Friday | Academic Convocation, 8:30 a.m. & New Student Advising Day |
| 23-24 | Saturday-Sunday | Returning Student Move-In, 8:00 a.m. - 4:00 p.m. |
| 25 | Monday | Start of the fall semester for Undergraduate, Graduate, Continuing Studies and Module I courses |
September 2025
| 1 | Monday | Labor Day, No Classes |
| 2 | Tuesday | Last day for dropping and/or adding classes for full semester and Module I courses |
| 8 | Monday | University Census Date |
| 26 | Friday | Last day for withdrawal from Undergraduate Day Module I courses* |
October 2025
| 10-11 | Friday-Saturday | Homecoming Weekend |
| 13 | Monday | First-Year Student Pre-advising Day - Undergraduate Day Only* |
| 14 | Tuesday | Last day of Module I courses |
| 17 | Friday | Deadline for finishing Undergraduate Incompletes from Summer 2025 |
| 17 | Friday | Mid-term and Module I grades due by 12:00 noon |
| 19 | Sunday | Widener Day I |
| 20 | Monday | Module II begins |
| 24 | Friday | Last day for dropping and/or adding classes for Module II classes |
| 27-28 | Monday-Tuesday | Fall Break (Undergraduate Day classes only)* |
November 2025
| 1 | Saturday | Last day to petition to graduate for May graduation |
| 3 | Monday | Registration opens for Spring 2026 classes |
| 15 | Saturday | Widener Day II |
| 17-21 | Monday-Friday | International Education Week |
| 21 | Friday | Last day to withdraw without penalty from full semester Undergraduate courses and Undergraduate Module II courses |
26 | Wednesday | Thanksgiving Break begins at 6 p.m. (Break housing available starting at 6 p.m.) |
| 27-28 | Thursday-Friday | Thanksgiving Holiday, No Classes |
| 30 | Sunday | Residence Halls resume normal operation, 9:00 a.m. |
December 2025
| 5 | Friday | Last day of full fall semester courses for Undergraduate, Graduate and Continuing Studies |
| 6-7 | Saturday-Sunday | Reading Days (Undergraduate Day classes only)* |
| 8-12 | Monday-Friday | Final Exams for Undergraduate day non-modular courses |
| 9 | Tuesday | Last day of Module II courses |
| 13 | Saturday | Residence Halls close at 10 a.m. |
| 16 | Tuesday | Final deadline for grades, 12:00 noon |
| 31 | Wednesday | December graduation date (no commencement exercises) |
Academic Calendar: White/Not highlighted
Important University Dates: Blue Highlighted
December 2025
| 15 | Monday | Winter Term Begins |
| 18 | Thursday | Last Day to Drop/Add Winter Courses |
| 26 | Friday | Last to Withdraw Winter Courses |
January 2025
| 9 | Friday | Last Day of Winter Courses |
| 13 | Tuesday | Final deadline for grades, 12:00 noon |
Academic Calendar: White/Not highlighted
Important University Dates: Blue Highlighted
January 2026
| 9 | Friday | New Student Orientation (Undergraduate Day*) 10 a.m. Incoming new students can move into their spring housing assignment from 3 to 5 p.m. |
| 11 | Sunday | Residence Halls resume normal operation, 9:00 a.m. |
| 12 | Monday | Start of the spring semester for Undergraduates, Graduate, Continuing Studies and Module I courses |
| 19 | Monday | Martin Luther King Jr. Day, No Classes |
| 20 | Tuesday | Last day for dropping and/or adding classes for full semester and Module I courses |
| 22 | Thursday | University Census Date |
February 2026
| 1 | Sunday | Admitted Student Day I |
| 6 | Friday | Last day for withdrawal from Undergraduate Day Module I courses |
| TBD | Early Assessment forms for Undergraduate Day freshmen due back to Academic Support Services* |
March 2026
| 1 | Sunday | Admitted Student Day II |
| 3 | Tuesday | Last day of Module I courses |
| 6 | Friday | Deadline for finishing Undergraduate Incompletes from Fall 2025 |
| 6 | Friday | Mid-term grades due by 12:00 noon |
| 6 | Friday | Module I final grades due by 12:00 noon |
| 6 | Friday | Residence Hall Break Housing Begins, 6:00 p.m. (Spring Break officially starts at 6:00 p.m.) |
| 9-13 | Monday-Friday | Mid-term break (Undergraduate, Graduate, Continuing Studies) |
| 15 | Sunday | Residence Halls resume normal operation, 9:00 a.m. |
| 16 | Monday | All classes resume; Module II begins |
| 23-27 | Monday-Friday | Honors Week |
| 24 | Tuesday | Last day for dropping and/or adding classes for Module II courses |
April 2026
| 3 | Friday | Spring Holiday, No Classes |
| 6 | Monday | Registration opens for Summer and Fall 2026 classes |
| 11 | Saturday | Admitted Student Day III |
| 15 | Wednesday | Last day to withdraw from Undergraduate Module II courses |
| 15 | Wednesday | Last day to withdraw from full semester Undergraduate courses* |
| 17 | Friday | Student Project Day, No Undergraduate Day classes scheduled |
May 2026
| 1 | Friday | Last day of full semester courses |
| 2-3 | Saturday-Sunday | Reading Days (Undergraduate Day classes only)* |
| 4-8 | Monday-Friday | Final Exams for Undergraduate Day non-modular courses* |
| 5 | Tuesday | Last day of Module II courses |
| 8 | Friday | Official end of the Spring semester |
| 9 | Saturday | Residence Halls close at 10 a.m. (seniors may stay through the date of the last undergraduate commencement ceremony until 8 p.m.) |
| 12 | Tuesday | Final deadline for grades, 12:00 noon |
| 12 | Tuesday | School of Business Administration and Center for Continuing Studies Commencement, 10:00 a.m. |
| 12 | Tuesday | School of Nursing Commencement, 3:00 p.m. |
| 13 | Wednesday | School of Engineering Commencement, 10:00 a.m. |
| 13 | Wednesday | College of Health and Human Services Commencement, 3:00 p.m. |
| 14 | Thursday | College of Arts and Sciences Commencement, 10:00 a.m. |
| 14 | Thursday | Delaware Law School Commencement, 3:00 p.m. |
*Note: "Undergraduate Day" students are enrolled in majors in the College of Arts & Sciences, College of Health and Human Services, or Schools of Engineering, Business, or Nursing. Items marked for "Undergraduate Day" students do not apply to undergraduate students in the Center for Continuing Studies.
Academic Calendar: White/Not highlighted
Important University Dates: Blue Highlighted
Pride Experience
June 2026
| 16 | Tuesday | Pride Experience I & Summer Registration, 8:30 a.m. |
| 17 | Wednesday | Pride Experience I & Summer Registration, 8:30 a.m. |
July 2026
| 7 | Tuesday | Pride Experience II & Summer Registration, 8:30 a.m. |
| 8 | Wednesday | Pride Experience II & Summer Registration, 8:30 a.m. |
| 9 | Thursday | Virtual - Pride Experience II & Summer Registration, 10:00 a.m. |
2026 Full Summer Session (26/SUM)
May 18 - August 21
May 2026
| 18 | Monday | Full Summer classes begin - Graduate (14 weeks) |
| 18 | Monday | Full Summer classes begin Undergraduate (12 weeks) |
| 25 | Monday | Memorial Day, No Classes |
| 26 | Tuesday | Last day for dropping and/or adding classes Graduate |
| 26 | Tuesday | Last day for dropping and/or adding classes - Undergraduate and Continuing Studies |
June 2026
| 19 | Friday | Juneteenth, Holiday no class |
| 19 | Friday | Undergraduate Mid-term grades due by 12:00 noon |
| 19 | Friday | Deadline for finishing Undergraduate Incompletes from Spring 2026 |
July 2026
| 2 | Thursday | Last day to withdraw Undergraduate |
| 4 | Friday | July 4 Holiday, No Classes |
August 2026
| 7 | Friday | Last day of full semester courses Undergradaute (12 weeks) |
| 21 | Friday | Last day of full semester Graduate (14 weeks) |
| 25 | Tuesday | Final deadline for grades, 12:00 noon |
| 28 | Friday | August Graduation Date (no commencement exercises) |
2026 Summer Session I (24/SU1)
May 18-June 3
May 2026
| 18 | Monday | Summer Session I classes begin - Graduate |
| 18 | Monday | Summer Session I classes begin - Undergraduate/Continuing Studies |
| 25 | Monday | Memorial Day, No Classes |
| 26 | Tuesday | Last day for dropping and/or adding classes Graduate |
| 26 | Tuesday | Last day for dropping and/or adding classes Undergraduate and Continuing Studies |
June 2026
| 19 | Friday | Juneteenth, Holiday no class |
| 19 | Friday | Deadline for finishing Undergraduate Incompletes from Spring 2026 |
| 26 | Friday | Last day of Summer 1 classes Undergraduate and Continuing Studies (6 Weeks) |
July 2026
| 3 | Friday | Last day of Summer I Classes Graduate (7 weeks) |
| 3 | Friday | July 4 Holiday, No Classes |
2026 Summer Session II (24/SU2)
July 6 - August 21
Program start dates may be later than session start dates. Program end dates may be earlier than session end dates.
July 2026
| 6 | Monday | Summer II classes begin - Graduate (7 weeks) |
| 6 | Monday | Summer II classes begin Undergraduate/Continuing Studies (6 weeks) |
| 14 | Tuesday | Last day for dropping and/or adding classes |
| 14 | Tuesday | Last day to withdraw |
August 2026
| 14 | Friday | Last day of Summer II classes - Undergraduate/Continuing Studies (6 weeks) |
| 21 | Friday | Last day of Summer II classes - Graduate (7 weeks) |
| 25 | Tuesday | Final deadline for grades, 12:00 noon |