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 |
| 26 | Monday | 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 Graduate & 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 |