Johnston Senior High School
#6
Best ACT in Iowa High Schools
1,790
Students
19.9:1
S:T Ratio
School Snapshot
Key metrics at a glance1,360
A
27
A
17
A
27%
C
20:1
B-
97%
A+
83%
A
79%
A-
This Week at Johnston Senior – June 13, 2026
245 students practicing on Varsity Tutors
Academic Resources
Typical courses and practice resources for students at Johnston Senior High School
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Johnston Senior High School.
National Tests
June 13, 2026
ACT — National
June 20, 2026 – July 4, 2026
SAT Score Release Date
June 23, 2026
ACT
June 24, 2026
ACT
July 1, 2026 – July 31, 2026
AP Score Release — All
July 6, 2026
ACT Photo Upload/Standby Deadline
After Johnston Senior High
Where graduates go and what they studyUniversity of Iowa
Iowa State University
University of Northern Iowa
Des Moines Area Community College
Drake University
Grand View University
University of Chicago
Simpson College
Business
Psychology
Biology
Pre-Medicine Studies
Nursing
Computer Science
Chemistry
Marketing
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6500 Nw 100th Street, Johnston, IA 50131
(515)278-0449
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Johnston Community School District
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