Watertown High School - 01

Watertown, South Dakota

1,220 students

High School, Grades 9–12

1,220

Students

16.6:1

S:T Ratio

School Snapshot
Key metrics at a glance
AP Courses

6

B

courses offered
Average
AP Enrollment

11%

C

of students
Average
Student-Teacher Ratio

17:1

B

students per teacher
Average
Academic Grades

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Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Watertown High School - 01.

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
+63 more national tests this school year

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
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