2026-27 Academic Calendar
Key dates, holidays, and events for Mississinewa High School.
School at a Glance
Upcoming events & academic holidaysOCT
19
Fall Break
NOV
25
Thanksgiving Break
DEC
18
End of 2nd Grading Period
DEC
21
Christmas Break
JAN
4
School Reconvenes
JAN
18
MLK Day-No School
MAR
10
End of 3rd Grading Period
MAR
19
Spring Break
MAR
30
School Reconvenes
MAY
21
End of 4th Grading/Last School Day
MAY
24
Snow Makeup Days
MAY
30
Commencement
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Mississinewa High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
October 1, 2026 – October 30, 2026
PSAT/NMSQT — Fall
October 1, 2026 – October 30, 2026
SAT — School Day - Fall
October 17, 2026
ACT — National
State Assessments
September 14, 2026 – November 13, 2026
ILEARN — Checkpoint One
November 16, 2026 – February 5, 2027
ILEARN — Checkpoint Two
November 30, 2026 – February 19, 2027
ILEARN — Biology ECA Fall/Winter
January 11, 2027 – February 26, 2027
WIDA ACCESS
February 8, 2027 – April 9, 2027
ILEARN — Checkpoint Three
March 29, 2027 – May 7, 2027
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