Upper Darby School District Calendar (2025-2026)
Calendar by educounty.net
| Date | Event |
|---|---|
| 7/4/2025 | Independence Day - Schools/Offices Closed |
| 7/24/2025 | Last Day of HS Summer School |
| 7/31/2025 | Last Day of Summer Program (GR K-8) |
| 8/12-14/2025 | New Teacher Orientation |
| 8/19/2025 | Teachers First Day (PD)/District Kickoff |
| 8/25/2025 | First Day of School (All grades) |
| 8/25-28/2025 | Early Dismissal - All District Students/PD |
| 8/29 & 9/1/2025 | Labor Day - Schools/Offices Closed |
| 9/3/2025 | Elem. Early Dismissal/PD |
| 9/4, 9/18, 9/25/2025 | Professional Development (PD) |
| 9/11/2025 | MS Early Dismissal/Planning Time |
| 9/17/2025 | MS Early Dismissal/PD |
| 10/1/2025 | Elem. Early Dismissal/PD |
| 10/2, 10/16, 10/23, 10/30/2025 | MS Early Dismissal/Planning Time |
| 10/8/2025 | PSAT Testing - Grades 10 & 11 |
| 10/9/2025 | MS Early Dismissal/PD |
| 10/13/2025 | Columbus/Indigenous Peoples' Day Schools Closed (Offices Open) |
| 10/15/2025 | HS Early Dismissal/PD |
| 10/31/2025 | MS/HS - End of Marking Period |
| 11/4/2025 | Election Day - No School for Students/PD |
| 11/5/2025 | Elem. Early Dismissal/PD |
| 11/6, 11/20/2025 | MS Early Dismissal/Planning Time |
| 11/13/2025 | MS Early Dismissal/PD |
| 11/19/2025 | HS Early Dismissal/PD |
| 11/21/2025 | KDG/Elem. - End of Trimester |
| 11/24/2025 | Elem. Conferences (Afternoon & Evening) |
| 11/24-25/2025 | Elem./MS Early Dismissal (Conferences) |
| 11/24-26/2025 | KDG Conferences (No School for KDG Students) |
| 11/25/2025 | Elem. Conferences (Afternoon Only) |
| 11/25/2025 | MS Conferences (Afternoon Only) |
| 11/26/2025 | Early Dismissal (Grades 1-12) (All Staff) |
| 11/27-28/2025 | Thanksgiving Holiday - Schools/Offices Closed |
| 12/3/2025 | Elem. Early Dismissal/PD |
| 12/4, 12/18/2025 | MS Early Dismissal/Planning Time |
| 12/5/2025 | Elem. Early Dismissal/Planning Time |
| 12/11/2025 | MS Early Dismissal/PD |
| 12/17/2025 | KDG/Elem. - Progress Report Distribution |
| 12/17/2025 | HS Early Dismissal/PD |
| 12/24/2025-1/2/2026 | Winter Break-Schools/Offices Closed |
| 1/5/2026 | School Resumes for Staff & Students |
| 1/5-1/12/2026 | Keystone Testing (UDHS Late Openings) |
| 1/7/2026 | Elem. Early Dismissal/PD |
| 1/8/2026 | MS Early Dismissal/PD |
| 1/13-1/16/2026 | UDHS Final Exams |
| 1/15, 1/22, 1/29/2026 | MS Early Dismissal/Planning Time |
| 1/16/2026 | MS/HS - End of Marking Period |
| 1/19/2026 | Dr. MLK Holiday Schools/Offices Closed |
| 2/4/2026 | Elem. Early Dismissal/PD |
| 2/5, 2/19, 2/26/2026 | MS Early Dismissal/Planning Time |
| 2/12/2026 | MS Early Dismissal/PD |
| 2/13/2026 | No School for Students/PD |
| 2/16/2026 | Presidents' Day Holiday - Schools/Offices Closed |
| 2/18/2026 | HS Early Dismissal/PD |
| 2/27/2026 | KDG/Elem. End of Trimester |
| 3/4/2026 | Elem. Early Dismissal/PD |
| 3/5, 3/19, 3/26/2026 | MS Early Dismissal/Planning Time |
| 3/6/2026 | Elem. Early Dismissal/Planning Time |
| 3/12/2026 | MS Early Dismissal/PD |
| 3/18/2026 | KDG/Elem. Progress Report Distribution |
| 3/18/2026 | HS Early Dismissal/PD |
| 3/27/2026 | MS/HS - End of Marking Period |
| 3/30-4/3/2026 | Spring Break Holiday - Schools/Offices Closed |
| 4/6/2026 | School Resumes for Staff & Students |
| 4/9, 4/16/2026 | MS Early Dismissal/Planning Time |
| 4/21-4/23/2026 | ELA PSSA Testing Grades 3-8 |
| 4/27-4/28/2026 | MATH PSSA Testing Grades 3-8 |
| 4/29-4/30/2026 | Science PSSA Testing Grades 5 & 8 |
| 5/6/2026 | Elem. Early Dismissal/PD |
| 5/7, 5/21, 5/28/2026 | MS Early Dismissal/Planning Time |
| 5/11-5/18/2026 | Keystone Testing (UDHS Late Opening) |
| 5/14/2026 | MS Early Dismissal/PD |
| 5/19/2026 | Primary Election - No School for Students/PD |
| 5/20/2026 | HS Early Dismissal/PD |
| 5/22/2026 | No School for Students/PD (Contract In-Service) |
| 5/25/2026 | Memorial Day Holiday - Schools/Offices Closed |
| 6/3-6/9/2026 | UDHS Final Exams |
| 6/4/2026 | MS Early Dismissal/Planning Time |
| 6/5/2026 | Elem. Early Dismissal/Planning Time |
| 6/10/2026 | UDHS Graduation |
| 6/10/2026 | KDG/Elem./MS/HS End of Marking Period |
| 6/10/2026 | Last Day of School for Students & Teachers/Early Dismissal K-11 |
| 6/10/2026 | MS Report Card/Elem./KDG Progress Report Distribution |
| 6/19/2026 | Juneteenth - Schools/Offices Closed |
| 6/22/2026 | First Day of Summer Program (GR 9-12) |
| 6/23/2026 | First Day of Summer Program (GR K-8) |
Upper Darby School District 2025-2026 Calendar FAQs
When is the first day of school in the Upper Darby School District for the 2025-2026 year?
The first day of school in the Upper Darby School District for the 2025-2026 year is August 25, 2025.
When is Spring Break in the Upper Darby School District for the 2025-2026 year?
Spring Break in the Upper Darby School District for the 2025-2026 year is from March 30, 2026, to April 3, 2026.
When is Winter Break in the Upper Darby School District for the 2025-2026 year?
Winter Break in the Upper Darby School District for the 2025-2026 year is from December 24, 2025, to January 2, 2026.
When is Thanksgiving Holiday in the Upper Darby School District for the 2025-2026 year?
The Thanksgiving Holiday in the Upper Darby School District for the 2025-2026 year is from November 27, 2025, to November 28, 2025.
When is the last day of school in the Upper Darby School District for the 2025-2026 year?
The last day of school in the Upper Darby School District for the 2025-2026 year is June 10, 2026.
When is the Juneteenth holiday observed by the Upper Darby School District in the 2025-2026 year?
The Juneteenth holiday will be observed on June 19, 2026, by the Upper Darby School District.
Calendar Disclaimer
The school calendar provided on this page is taken from the official Upper Darby School District website. Please note that all dates and events are subject to change at the discretion of the school district. For the most accurate and updated information, please refer to the official district website or contact the school helpline.