Mason City High School
#26
Best ACT in Iowa High Schools
956
Students
16.9:1
S:T Ratio
School Snapshot
Key metrics at a glance1,040
B
25
A-
7
B
7%
C
17:1
B
84%
A
This Week at Mason City – November 6, 2026
131 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Mason City High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Mason City High School.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
November 6, 2026
ACT — National
November 7, 2026
SAT — National
November 11, 2026
SSAT — Standard Paper
November 14, 2026
SSAT — Standard Paper
State Assessments
November 2, 2026 – December 18, 2026
Dynamic Learning Maps (DLM) — Phase 2
February 1, 2027 – March 26, 2027
Alt ELPA Summative
February 1, 2027 – March 26, 2027
Dynamic Learning Maps (DLM) — Spring Phase 1
February 1, 2027 – March 26, 2027
ELPA21 Summative
March 29, 2027 – May 21, 2027
Dynamic Learning Maps (DLM) — Spring Phase 2
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1700 4th St. Se, Mason City, IA 50401
(641)421-4431
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Mason City Community School District
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