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August 2026
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Sunday, July 26
Monday, July 27
Tuesday, July 28
Wednesday, July 29
Thursday, July 30
Friday, July 31
Saturday, August 1
Sunday, August 2
Monday, August 3
Tuesday, August 4
Wednesday, August 5
Thursday, August 6
Friday, August 7
Saturday, August 8
Sunday, August 9
Monday, August 10
Tuesday, August 11
Wednesday, August 12
Thursday, August 13
Friday, August 14
Saturday, August 15
Sunday, August 16
Monday, August 17
District Level Calendar Institute Day | Staff Only
All Day
Tuesday, August 18
District Level Calendar Institute Day | Staff Only
All Day
School Board Meeting School Board Meeting
Dunton Administration Building, 1200 South Dunton Ave., Arlington Heights, IL 60005
Wednesday, August 19
District Level Calendar Teaming Day | Staff Only
All Day
Thursday, August 20
District Level Calendar First Day of School
All Day
Friday, August 21
Greenbrier Calendar Wear We are GB shirt
All Day
Saturday, August 22
Sunday, August 23
Monday, August 24
Tuesday, August 25
Wednesday, August 26
Thursday, August 27
Friday, August 28
Saturday, August 29
Sunday, August 30
Monday, August 31
Tuesday, September 1
Greenbrier Calendar Picture Day
All Day
Greenbrier Calendar We are GB
All Day
Wednesday, September 2
Thursday, September 3
Friday, September 4
Saturday, September 5

Calendar & Category Legend:

  • Board of Education Board of Education
    • School Board Meeting School Board Meeting
  • District Level Calendar District Level Calendar
    • School Board Meeting School Board Meeting
    • Holiday Holiday
    • Parent Night/Meeting Parent Night/Meeting
    • Parent Teacher Conference Parent Teacher Conference
    • PTA PTA
    • Superintendent Office Hours Superintendent Office Hours
    • School Improvement Day (SIP) School Improvement Day (SIP)
  • Greenbrier Calendar Greenbrier Calendar
  • Superintendent Office Hours Superintendent Office Hours