Seneca High

Seneca High

Oconee 01

Seneca, South Carolina

1,052 students

High School, Grades 9–12

(864)886-4460 School Website

1,052

Students

18.8:1

S:T Ratio

School Snapshot

Key metrics at a glance

Avg ACT Score

B-

out of 36

Average

AP Courses

courses offered

Excellent

AP Enrollment

11%

of students

Average

Student-Teacher Ratio

19:1

B-

students per teacher

Average

This Week at Seneca High – July 27, 2026

133 students practicing on Varsity Tutors

SAT Prep

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students

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ACT Prep

ENG

MATH

READ

SCI

students

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English

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Science

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Academic Grades

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Academic Resources

Typical courses and practice resources for students at Seneca High

Biology

Cell biology, genetics, evolution, and ecology

AP Biology

College-level biology with lab component

Chemistry

Atomic structure, reactions, and stoichiometry

AP Chemistry

College-level chemistry with lab component

Physics

Mechanics, waves, electricity, and magnetism

AP Physics 1

Algebra-based mechanics and waves

Environmental Science

Ecosystems, human impact, and sustainability

AP Environmental Science

College-level environmental science

World History

Global civilizations from ancient to modern times

AP World History

College-level world history analysis

U.S. History

American history from colonization to present

AP U.S. History

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at Seneca 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

+63 more national tests this school year

State Assessments

September 1, 2026 – October 15, 2026

KRA

Testing window

November 30, 2026 – January 22, 2027

EOCEP

Testing window

January 25, 2027 – March 19, 2027

KRA

Testing window

See the full national test & school calendar

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ACT Prep

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1:1 Tutoring

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School Details

Address

100 Bobcat Ridge, Seneca, SC 29678

Phone

(864)886-4460

Website

Visit Website

District

Oconee 01

Academic Calendar

2025-26

Important dates, holidays, and school events

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Other Schools in District

Orchard Park Elementary

Walhalla Middle

Fair-Oak Elementary

Blue Ridge Elementary

Ravenel Elementary

West Oak Middle