Extended Day School
ISDenver has your family covered from 7:15 AM - 5:30 PM, whether in before-care, after-care, clubs, or athletics!

View the Trimester 2 2025-26 Catalog here
ISDenver’s Extended Day School (EDS) begins at 7:15 AM and ends at 5:30 PM, Monday through Friday.
Available options include:
- Before Care (7:15 - 8:15 AM)
- After Care (Session 1 is 3:45 - 4:45 PM; Session 2 is 4:45 - 5:30 PM)
- Study Hall (for G1-G8 students; 3:45 - 4:45 PM)
- Co-Curricular Programs (include our after school clubs, G6 - G8 competitive athletics, third language offerings, performing arts, etc; 3:45 - 4:45 PM)
- Club prices vary.
- Club prices vary.
- Advanced registration is required for all offerings. All registrations and information can be accessed through the Parent Portal.
- Registration must be completed prior to each trimester during the one week registration window. Please see registration opening dates and club run dates below.
| Trimester | Registration opens | Registration closes | Program duration |
|
Trimester 1 |
8/6/25 10:00 AM |
8/13/25 11:59 PM |
8/25/25 - 11/7/25* |
| Trimester 2 | 10/15/25 10:00 AM | 10/24/25 11:59 PM | 11/10/25 - 2/13/26 |
|
Trimester 3 |
1/28/26 10:00 AM |
2/4/26 11:59 PM |
2/24/26 - 5/29/26* |
| *Please note: Extended Day School is not offered the first or last week of the school year. | |||
For questions, please email ExtendedDaySchool@isdenver.org.

