| 2011-2012 CSYO Concert Orchestra Calendar |
| Sunday | Monday | Activity | Location |
| September 12, 2011 | Orientation (Parents & Students) in cafeteria | SHS |
| September 19, 2011 | Rehearsal | SHS |
| September 26, 2011 | Rehearsal | SHS |
| October 3, 2011 | Rehearsal | SHS |
| October 10, 2011 | Rehearsal | SHS |
| October 17, 2011 | Rehearsal | SHS |
| October 24, 2011 | Rehearsal | SHS |
| October 31, 2011 | Halloween Concert 8:00pm (6:45 report time) |
TBA |
| November 7, 2011 | Rehearsal | SHS |
| November 14, 2011 | Rehearsal | SHS |
| November 21, 2011 | Rehearsal | SHS |
| November 28, 2011 | Rehearsal | SHS |
| December 5, 2011 | Rehearsal | SHS |
| December 11, 2011 | Holiday Concert 3:00-5:30pm rehearsal, social, photo followed by concert at 7:00pm |
TBA |
| Winter Break | Have Fun! |
| January 2, 2012 | Rehearsal | SHS |
| January 9, 2012 | Rehearsal | SHS |
| January 16, 2012 | Sectional Rehearsal | TBA |
| January 23, 2012 | Rehearsal | SHS |
| January 30, 2012 | Rehearsal | SHS |
| February 6, 2012 | Rehearsal | SHS |
| February 13, 2012 | Rehearsal | SHS |
| February 20, 2012 | Sectional Rehearsals | TBA |
| February 27, 2012 | Rehearsal | SHS |
| March 5, 2012 | Rehearsal | SHS |
| March 12, 2012 | Rehearsal | SHS |
| March 19, 2012 | Rehearsal | SHS |
| March 26, 2012 | Sectional Rehearsals | TBA |
| April 2, 2012 | Rehearsal | SHS |
| April 9, 2012 | Rehearsal | SHS |
| April 16, 2012 | Rehearsal | SHS |
| April 23, 2012 | Rehearsal | SHS |
| April 29, 2012 | Spring Concert 3:00-5:30pm rehearsal, social followed by concert at 7:00pm |
TBA |
| April 30, 2012 | No Rehearsal | ||
| May 7, 2012 | Rehearsal | SHS | |
| May 14, 2012 | Rehearsal | SHS |
| May 21, 2012 | Rehearsal | SHS |
| May 28, 2012 | Memorial Day Concert with BAMSO 6:00pm |
BATS |