2026-27 Academic Calendar
Key dates, holidays, and events for Glencoe High School.
School at a Glance
Upcoming events & academic holidaysSEP
7
Labor Day Holiday
SEP
11
Progress Reports
SEP
30
Professional Development/Early Release for Students
OCT
12
Fall Break for Students
OCT
14
Professional Development Day
OCT
23
Report Cards
NOV
11
Veterans' Day Holiday
NOV
13
Progress Reports
NOV
23
Thanksgiving Break Holiday
DEC
21
Winter Break Holiday
JAN
4
Professional Development Day
JAN
5
Professional Development Day
JAN
6
Students Return
JAN
13
Report Cards
JAN
18
Martin Luther King Jr. Day Holiday
FEB
10
Progress Reports
FEB
15
Professional Development Day
MAR
19
Report Cards
MAR
22
Spring Break
APR
21
Professional Development/Early Release for Students
APR
21
Progress Reports
MAY
27
Last Day for Students/Report Cards
MAY
28
Professional Development Day
MAY
31
Memorial Day Holiday
JUN
17
Juneteenth Freedom Day Holiday Observed
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Glencoe High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
August 22, 2026
SAT — National
August 28, 2026
SAT — National
September 1, 2026
ACT — National
September 1, 2026
SAT — National
State Assessments
January 19, 2027 – March 12, 2027
WIDA ACCESS — Online
January 19, 2027 – March 12, 2027
WIDA Alternate ACCESS
March 1, 2027 – April 2, 2027
ACAP Alternate
March 9, 2027 – April 16, 2027
ACT with Writing
March 15, 2027 – April 23, 2027
ACAP Summative