University Of Chicago Laboratory Schools | Upcoming Events | Date & Time |
| Winter Break (Blackout Date) | Sat 12/20/2025 (All Day) to Sun 01/04/2026 (All Day) |
| Late Day | Mon 01/05/2026 2:30 pm - 5:30 pm |
| Late Day | Tue 01/06/2026 2:30 pm - 5:30 pm |
| Late Day | Thu 01/08/2026 2:30 pm - 5:30 pm |
| Late Day | Fri 01/09/2026 2:30 pm - 5:30 pm |
| Late Day | Mon 01/12/2026 2:30 pm - 5:30 pm |
| MLK Day (Blackout Date) | Mon 01/19/2026 (All Day) |
| PD Day (Blackout Date) | Mon 02/16/2026 (All Day) |
| Spring Break | Sat 03/07/2026 (All Day) to Sun 03/22/2026 (All Day) |
| LS Community Learning Labs Session #2 (2:20 - 3:00) | Wed 04/01/2026 2:20 pm - 3:00 pm |
| PD Day (Blackout Date) | Fri 04/17/2026 (All Day) |
| April Break - No School | Mon 04/20/2026 (All Day) |
| Alumni Weekend (Blackout Date) | Fri 05/01/2026 (All Day) to Sun 05/03/2026 (All Day) |
| ROM (Blackout Date) | Fri 05/15/2026 (All Day) to Sun 05/17/2026 (All Day) |
| Memorial Day Weekend (Blackout Date) | Sat 05/23/2026 (All Day) to Mon 05/25/2026 (All Day) |
| UChicago Convocation (Blackout Date) | Sat 06/06/2026 (All Day) |
| Last Day of Classes | Thu 06/11/2026 (All Day) |
| Juneteenth (Blackout Date) | Fri 06/19/2026 (All Day) |
| First Day of Summer Lab | Mon 06/22/2026 (All Day) |
| Independence Day Observed (Blackout Date) | Fri 07/03/2026 (All Day) |
| Last Day of Summer Lab | Fri 07/31/2026 (All Day) |
Tandem
