Raytown Sr. HighSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Raytown Sr. High.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
AUG
24
First Day of School PK-12
SEP
7
No School
Labor Day: No School
SEP
23
Teacher Professional Development: Early Dismissal PK-12
OCT
16
No School
Teacher Professional Workday: No School
OCT
22
No School
No School
NOV
2
No School
Teacher Professional Development: No School
NOV
3
No School
Election Day: No School
NOV
23
No School
Fall Break: No School
DEC
18
Early Dismissal: PK-12
DEC
21
No School
Winter Break: No School
JAN
1
No School
Winter Break: No School
JAN
4
No School
Teacher Professional Workday: No School
JAN
18
No School
Martin Luther King Jr. Day: No School
FEB
10
Teacher Professional Development: Early Dismissal PK-12
FEB
15
No School
President's Day: No School
MAR
10
Teacher Professional Development: Early Dismissal PK-12
MAR
22
No School
Spring Break: No School
APR
16
Building Professional Development: Early Dismissal PK-12
MAY
26
Projected Last Day of School: Early Dismissal PK-12
Partner 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 Raytown Sr. High.
National Tests
August 7, 2026
SAT — National
Registration deadline
August 11, 2026
SAT — National
Late registration deadline
August 14, 2026
ACT — National
Registration deadline
August 22, 2026
SAT — National
Test date
August 28, 2026
SAT — National
Registration deadline
September 1, 2026
ACT — National
Late registration deadline
State Assessments
September 14, 2026 – December 18, 2026
MAP-Alternate Assessment — MAP-A
Testing window
MO
February 1, 2027 – May 21, 2027
MAP-Alternate Assessment — MAP-A
Testing window
MO