| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
| 27 | 28 | 29 | 30 | 1 |  2
| 3 |
|
Sunday September 27 2026 Upper School PlayAll Day
Key Date ~ Multi-Day Event ~ Friday, September 25 (All Day) to Sunday, September 27 (All Day) |
Monday September 28 2026 |
Tuesday September 29 2026 |
Wednesday September 30 2026 |
Thursday October 1 2026 MS Football @ ESDfrom 5:00 pm to TBD
Location: Episcopal School of Dallas Thursday, October 1 5:00 pm - TBD |
Friday October 2 2026 Middle School OutingsAll Day
Location: TBD Friday, October 2 (All Day) Varsity Football vs. ESDfrom 7:00 pm to TBD
Location: Cistercian Preparatory School Friday, October 2 7:00 pm - TBD |
Saturday October 3 2026 Varsity Cross Country@Jesuitfrom 7:00 am to 11:00 am
Location: Prestonwood Polo Club Saturday, October 3 7:00 am - 11:00 am |
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|
Sunday October 4 2026 |
Monday October 5 2026 |
Tuesday October 6 2026 |
Wednesday October 7 2026 |
Thursday October 8 2026 MS Football vs. Bishop Dunnefrom 4:30 pm to TBD
Location: Cistercian Preparatory School Thursday, October 8 4:30 pm - TBD MS XC @ Hockadayfrom 4:45 pm to 5:45 pm
 Recently UpdatedLocation: Hockaday Thursday, October 8 4:45 pm - 5:45 pm JV Football vs. Dallas Christianfrom 6:00 pm to TBD
Location: Cistercian Preparatory School Thursday, October 8 6:00 pm - TBD |
Friday October 9 2026 End of QuarterAll Day
Key Date Friday, October 9 (All Day) Noon DismissalAll Day
Key Date Friday, October 9 (All Day) Noon Dismissalfrom 11:59 am to 12:00 pm
Location: Cistercian Preparatory School Friday, October 9 11:59 am - 12:00 pm Varsity Football @ TMI Episcopalfrom 7:00 pm to TBD
Location: TMI Episcopal Friday, October 9 7:00 pm - TBD |
Saturday October 10 2026 Homecoming Work DayAll Day
Key Date Saturday, October 10 (All Day) Varsity Cross country-Houstonfrom 7:00 am to 10:00 am
Location: Spring Creek Park Saturday, October 10 7:00 am - 10:00 am |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 |
|
Sunday October 11 2026 |
Monday October 12 2026
Fall BreakAll Day
Key Date Monday, October 12 (All Day) |
Tuesday October 13 2026 |
Wednesday October 14 2026 |
Thursday October 15 2026 MS XC @ Hockadayfrom 4:45 pm to 5:20 pm
Location: Hockaday Thursday, October 15 4:45 pm - 5:20 pm MS Football @ Trinity Valley Schoolfrom 5:00 pm to TBD
Location: Trinity Valley School Thursday, October 15 5:00 pm - TBD JV Football vs. Trinity Valley Schoolfrom 5:30 pm to TBD
Location: Cistercian Preparatory School Thursday, October 15 5:30 pm - TBD |
Friday October 16 2026 Form VIII College Application DayAll Day
Key Date Friday, October 16 (All Day) Noon DismissalAll Day
Key Date Friday, October 16 (All Day) Standardized TestingAll Day
Key Date Friday, October 16 (All Day) Noon Dismissalfrom 11:59 am to 12:00 pm
Location: Cistercian Preparatory School Friday, October 16 11:59 am - 12:00 pm Varsity Football @ Trinity Valley Schoolfrom 7:00 pm to TBD
Location: Trinity Valley School Friday, October 16 7:00 pm - TBD |
Saturday October 17 2026 Homecoming Work DayAll Day
Key Date Saturday, October 17 (All Day) Admissions Saturday at Cistercianfrom 10:00 am to 11:00 am
Location: Cistercian Preparatory School Saturday, October 17 10:00 am - 11:00 am |
| 18 | 19 | 20 | 21 | 22 | 23 | 24 |
|
Sunday October 18 2026 |
Monday October 19 2026 |
Tuesday October 20 2026 Form V-VI Parent Meetingsfrom 7:30 pm to 8:30 pm
Location: Small Lecture Hall Tuesday, October 20 7:30 pm - 8:30 pm |
Wednesday October 21 2026 Form VII-VIII Parent Meetingsfrom 7:30 pm to 8:30 pm
Location: Small Lecture Hall Wednesday, October 21 7:30 pm - 8:30 pm |
Thursday October 22 2026 MS Football @ St. John's Episcopalfrom 5:00 pm to TBD
 CancelledLocation: St. John\'s Episcopal School Thursday, October 22 5:00 pm - TBD JV Football vs. Atlasfrom 5:30 pm to TBD
Recently UpdatedLocation: Cistercian Preparatory School Thursday, October 22 5:30 pm - TBD |
Friday October 23 2026 HomecomingAll Day
Key Date ~ Multi-Day Event ~ Friday, October 23 (All Day) to Saturday, October 24 (All Day) Varsity Football vs. St. Andrew'sfrom 7:00 pm to TBD
Location: Cistercian Preparatory School Friday, October 23 7:00 pm - TBD |
Saturday October 24 2026 HomecomingAll Day
Key Date ~ Multi-Day Event ~ Friday, October 23 (All Day) to Saturday, October 24 (All Day) Homecoming Work DayAll Day
Key Date Saturday, October 24 (All Day) Parents Club Meetingfrom 9:00 am to 10:00 am
Location: TBD Saturday, October 24 9:00 am - 10:00 am Homecoming Dancefrom 8:00 pm to 9:00 pm
Location: West Gym Saturday, October 24 8:00 pm - 9:00 pm |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|
Sunday October 25 2026 Homecoming Clean-upAll Day
Key Date Sunday, October 25 (All Day) Homecoming Clean-up and Massfrom 12:00 pm to 1:00 pm
Location: Cistercian Preparatory School Sunday, October 25 12:00 pm - 1:00 pm |
Monday October 26 2026
Faculty In-serviceAll Day
Key Date Monday, October 26 (All Day) |
Tuesday October 27 2026 Form III-IV Parent Meetingsfrom 7:30 pm to 8:30 pm
Location: Small Lecture Hall Tuesday, October 27 7:30 pm - 8:30 pm |
Wednesday October 28 2026 Form I-II Parent Meetingsfrom 7:30 pm to 8:30 pm
Location: Small Lecture Hall Wednesday, October 28 7:30 pm - 8:30 pm |
Thursday October 29 2026 Open Housefrom 8:30 am to 2:45 pm
Location: Cistercian Preparatory School Thursday, October 29 8:30 am - 2:45 pm MS Football vs. Oakridgefrom 5:00 pm to TBD
Location: Cistercian Preparatory School Thursday, October 29 5:00 pm - TBD |
Friday October 30 2026 Varsity Football vs. Oakridgefrom 7:00 pm to TBD
Location: Cistercian Preparatory School Friday, October 30 7:00 pm - TBD |
Saturday October 31 2026 HalloweenAll Day
Key Date Saturday, October 31 (All Day) |
Tandem
