Rapid City High School - 45School Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Rapid City High School - 45.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
OCT
12
Native American Day
NOV
3
Professional Development
NOV
25
Fall Recess
DEC
23
Winter Recess
JAN
5
Teacher Workday
JAN
18
Martin Luther King Recess
JAN
19
Professional Development
FEB
15
President's Day
FEB
16
Professional Development
MAR
22
Spring Break Recess
APR
23
No School
No School (Possible snow make up days)
APR
26
No School
No School (Possible snow make up days)
MAY
23
Graduation
MAY
26
Last Day of School
MAY
31
Memorial Day
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 Rapid City High School - 45.
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
September 22, 2026
SAT — National
Late registration deadline
September 25, 2026
SAT — National
Score release
September 29, 2026
ACT — National
Late registration deadline
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
Testing window
State Assessments
January 25, 2027 – February 26, 2027
SD English Language Proficiency Assessment (ACCESS 2.0)
Testing window
SD
March 9, 2027 – April 16, 2027
SD-ACT
Testing window
SD