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Beaverton Schools

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September 2026
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Sunday, August 30
Monday, August 31
Mountainside HS Calendar Even Day - Advisory Only
All Day
Tuesday, September 1
Mountainside HS Calendar Odd Day
All Day
Wednesday, September 2
Mountainside HS Calendar Even Day - Advisory Only
All Day
District Calendar Meet the Superintendent
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Mountainside High School Community room
Thursday, September 3
Mountainside HS Calendar Odd Day
All Day
Friday, September 4
Mountainside HS Calendar Even Day - Special Schedule
All Day
Mountainside HS Calendar First Home Football Game
Saturday, September 5
Sunday, September 6
Monday, September 7
District Calendar No School - Labor Day
All Day
Tuesday, September 8
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Wednesday, September 9
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory Only
All Day
Thursday, September 10
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Friday, September 11
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Special Schedule
All Day
Subscribe to Calendar Alerts District Calendar Rosh Hashanah
Saturday, September 12
Subscribe to Calendar Alerts District Calendar Rosh Hashanah
All Day
Sunday, September 13
Subscribe to Calendar Alerts District Calendar Rosh Hashanah
All Day
Monday, September 14
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Tuesday, September 15
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory/Mav Time
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Picture Makeup Day
All Day
Subscribe to Calendar Alerts District Calendar School Board Work Session
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District Administration Office - 1260 NW Waterhouse Beaverton 97006
Subscribe to Calendar Alerts District Calendar School Board Business Meeting
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District Administration Office - 1260 NW Waterhouse Beaverton 97006
Wednesday, September 16
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Thursday, September 17
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory/Mav Time
All Day
Friday, September 18
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Saturday, September 19
Sunday, September 20
Subscribe to Calendar Alerts District Calendar Yom Kippur
Monday, September 21
Subscribe to Calendar Alerts District Calendar No School - Staff Development/Workday
All Day
Subscribe to Calendar Alerts District Calendar Yom Kippur
All Day
Tuesday, September 22
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory/Mav Time
All Day
Subscribe to Calendar Alerts District Calendar Common Grounds Superintendent Coffee Chat
Ava Roasteria, 4655 SW Hall Blvd, Beaverton
Wednesday, September 23
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Back to School Night
Thursday, September 24
Subscribe to Calendar Alerts District Calendar Chuseok
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory/Mav Time
All Day
Subscribe to Calendar Alerts District Calendar Tết Trung Thu
Friday, September 25
Subscribe to Calendar Alerts District Calendar Chuseok
All Day
Subscribe to Calendar Alerts District Calendar Moon Festival
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Subscribe to Calendar Alerts District Calendar Tsukimi
All Day
Subscribe to Calendar Alerts District Calendar Sukkot
Subscribe to Calendar Alerts District Calendar Tết Trung Thu
Saturday, September 26
Subscribe to Calendar Alerts District Calendar Chuseok
All Day
Subscribe to Calendar Alerts District Calendar Tsukimi
All Day
Subscribe to Calendar Alerts District Calendar Sukkot
Sunday, September 27
Subscribe to Calendar Alerts District Calendar Tsukimi
All Day
Subscribe to Calendar Alerts District Calendar Sukkot
Monday, September 28
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory/Mav Time
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week
All Day
Subscribe to Calendar Alerts District Calendar Tsukimi
All Day
Tuesday, September 29
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week - Sep 29
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Wednesday, September 30
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Advisory/Mav Time
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week - Sep 30
All Day
Thursday, October 1
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week - Oct 01
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Odd Day
All Day
Friday, October 2
Subscribe to Calendar Alerts Mountainside HS Calendar Even Day - Special Schedule
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Spirit Week
All Day
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Football Game
Subscribe to Calendar Alerts District Calendar Shemini Atzeret
Saturday, October 3
Subscribe to Calendar Alerts District Calendar Simchat Torah
All Day
Subscribe to Calendar Alerts District Calendar Shemini Atzeret
Subscribe to Calendar Alerts Mountainside HS Calendar Homecoming Dance

Calendar & Category Legend:

  • District Calendar District Calendar
  • Mountainside HS Calendar Mountainside HS Calendar