| Aug. 20 |
School begins for K-12 |
| Sept. 7 |
Labor Day — No school |
| Oct. 2 |
Homecoming Game |
| Oct. 3 |
Homecoming Dance |
| Oct. 12 |
Professional development — No school |
| Oct. 23 |
End of first quarter (secondary) |
| Nov. 13 |
End of first trimester (elementary) |
| Nov. 25 |
No school |
| Nov. 26-27 |
Thanksgiving holiday — No school |
Dec. 21-Jan. 1 |
Winter break |
| Jan. 4 |
Classes resume |
| Jan. 13 |
End of first semester (secondary) |
| Jan. 18 |
Staff work day — No school |
| Feb. 19 |
Staff development — No school |
| March 1 |
End of second trimester (elementary) |
| March 12 |
No school |
| March 15-19 |
Spring break |
| March 22 |
Classes resume |
| March 29 |
End of third quarter (secondary) |
| April 23 |
Collaboration/Building Goals — No school |
| May 26 |
Seniors' last day |
| May 27 |
Walnut Creek Campus Graduation |
| May 30 |
Valley High School Graduation |
| May 31 |
Memorial Day - No School |
| June 2 |
Last day for students, No early dismissal
End of second semester; End of third trimester |
Any student days missed during the 2009-10 school year will be made up beginning Thursday, June 3, 2010. |
