Marietta High SchoolSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Marietta High School.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
OCT
21
PSAT(Grade 10)
OCT
26
Gifted Testing
NOV
2
EOC Mid-Month
NOV
30
MAP Growth
DEC
1
Literacy Diagnostic Assessments
DEC
2
Georgia Milestones EOC(Winter)
JAN
6
ACCESS for ELLs
JAN
19
EOC Mid-Month
FEB
8
EOC Mid-Month
FEB
22
Gifted Testing
MAR
1
EOC Mid-Month
MAR
22
GAA 2.0
MAR
22
MAP Growth
APR
15
CTAE End of Pathway Assessments(EOPA)
APR
23
IB Exams
APR
28
Georgia Milestones EOC(Spring)
APR
28
Georgia Milestones EOG(Grades 3-5)
MAY
3
AP Exams
MAY
17
GKIDS Window Closes(Grade K)
JUN
21
Georgia Milestones EOC(Summer)
Calendar TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Marietta High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
Testing window
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
Testing window
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
Testing window
October 1, 2026 – October 30, 2026
PSAT/NMSQT — Fall
Testing window
October 1, 2026 – October 30, 2026
SAT — School Day - Fall
Testing window
October 16, 2026
SAT — National
Score release
State Assessments
December 2, 2026 – December 11, 2026
Georgia Milestones — EOC (Winter)
Testing window
GA
June 21, 2027 – June 24, 2027
Georgia Milestones — EOC (Summer)
Testing window
GA