Calendar
Year at a Glance Calendar
We provide a convenient one page calendar that highlights important dates, such as holidays, vacation days and non-attendance days. It is commonly referred to as the “Year at a Glance” calendar.
To view our additional calendars please click below:
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Date Range
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Calendar Search
October 2026
Sun
Mon
Tue
Wed
Thu
Fri
Sat
Sunday, September 27
Monday, September 28
Tuesday, September 29
Wednesday, September 30
Thursday, October 1
Friday, October 2
Saturday, October 3
Sunday, October 4
Monday, October 5
Tuesday, October 6
Wednesday, October 7
Thursday, October 8
Friday, October 9
Saturday, October 10
Sunday, October 11
Monday, October 12
Tuesday, October 13
Wednesday, October 14
Thursday, October 15
Friday, October 16
Saturday, October 17
Sunday, October 18
Monday, October 19
Tuesday, October 20
Wednesday, October 21
Thursday, October 22
Friday, October 23
Saturday, October 24
Sunday, October 25
Monday, October 26
Tuesday, October 27
Wednesday, October 28
Thursday, October 29
Friday, October 30
Saturday, October 31
School Calendar
October 2026
Monday
Tuesday
Wednesday
Thursday
Friday
Sat/Sun
Thursday,
October
1
Gold Day
All Day
Gold Day
All Day
GBN
Fall Play - The 25th Annual Putnam County Spelling Bee
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Friday,
October
2
Green Day
All Day
Green Day
All Day
GBN
Fall Play - The 25th Annual Putnam County Spelling Bee
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Saturday,
October
3
Marching Band Contest
All Day
Downers Grove South High School, 1436 Norfolk St, Downers Grove, IL 60516, USA
Marching Band Contest
All Day
Downers Grove South High School, 1436 Norfolk St, Downers Grove, IL 60516, USA
GBN
Fall Play - The 25th Annual Putnam County Spelling Bee
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
GBN
Fall Play - The 25th Annual Putnam County Spelling Bee
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Sunday,
October
4
Tuesday,
October
6
Green Day
All Day
Green Day
All Day
GBN
Choices College Fair for Students with Learning Differences (see description for details)
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Glenbrook South High School, 4000 W Lake Ave, Glenview, IL 60026, USA
Wednesday,
October
7
Homecoming Ticket Sales End
All Day
GBN Bookstore
Homecoming Ticket Sales End
All Day
GBN Bookstore
Gold Day
All Day
Gold Day
All Day
Saturday,
October
10
Marching Band Contest
All Day
Prospect High School, 801 W Kensington Rd, Mt Prospect, IL 60056, USA
Marching Band Contest
All Day
Prospect High School, 801 W Kensington Rd, Mt Prospect, IL 60056, USA
Sunday,
October
11
Monday,
October
12
GBN Goes Pink
All Day
GBN Goes Pink
All Day
School In Session - Columbus Day
All Day
School In Session - Columbus Day
All Day
Green Day
All Day
Green Day
All Day
BOE Meetings
Board of Education - Oct 12 2026
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District Administration Building - 3801 W. Lake Avenue, Glenview, Illinois 60026
Tuesday,
October
13
GBN Goes Pink
All Day
Gold Day
All Day
Gold Day
All Day
GBN
Strictly Strings Festival
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Thursday,
October
15
GBN Goes Pink
All Day
Gold Day
All Day
Gold Day
All Day
GBN
Fall Band Concert
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Saturday,
October
17
ACT (National Weekend Test)
All Day
Glenbrook North High School, 2300 Shermer Rd, Northbrook, IL 60062, USA
ACT (National Weekend Test)
All Day
Glenbrook North High School, 2300 Shermer Rd, Northbrook, IL 60062, USA
Sunday,
October
18
Monday,
October
19
Gold Day
All Day
Gold Day
All Day
GBN
Junior High Band Festival
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Tuesday,
October
20
Green Day
All Day
Green Day
All Day
GBN
Bilingual Parent Advisory Committee
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Glenbrook South High School, 4000 W Lake Ave, Glenview, IL 60026, USA
Wednesday,
October
21
PSAT/NMSQT Testing
All Day
PSAT/NMSQT Testing
All Day
Gold Day
All Day
Gold Day
All Day
Thursday,
October
22
Green Day
All Day
Green Day
All Day
GBN
Fall Choir Concert
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Sheely Center for the Performing Arts, 2300 Shermer Rd, Northbrook, IL 60062, USA
Saturday,
October
24
Sunday,
October
25