Calendar
- 2024-25 Bell Times Schedule - (school start and dismissal times)
- 2024-25 School Calendar - (1-page pdf)
- All Mount Si High School athletic calendars are available at: www.kingcoathletics.com
Visit the District Calendar to select additional school calendar/s for a comprehensive view of events throughout the district.
Mount Si High School Calendar
April 2025
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday, March 30
Monday, March 31
Tuesday, April 1
Wednesday, April 2
Friday, April 4
Early Dismissal
All Day
Saturday, April 5
Sunday, April 6
Monday, April 7
Tuesday, April 8
Wednesday, April 9
Thursday, April 10
Friday, April 11
Early Dismissal
All Day
Saturday, April 12
Sunday, April 13
Monday, April 14
Spring Break - No School
All Day
Tuesday, April 15
Spring Break - No School
All Day
Wednesday, April 16
Spring Break - No School
All Day
Thursday, April 17
Spring Break - No School
All Day
Saturday, April 19
Sunday, April 20
Monday, April 21
Tuesday, April 22
Wednesday, April 23
Thursday, April 24
Saturday, April 26
Sunday, April 27
Monday, April 28
Tuesday, April 29
Wednesday, April 30
Thursday, May 1
Friday, May 2
Saturday, May 3
Calendar & Category Legend:
- Mount Si High
- Snoqualmie Valley School District