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South Carolina
Spartanburg 05
James F. Byrnes High

Spartanburg 05

James F. Byrnes High

Duncan, South Carolina

2,217 students

High School, Grades 9–12

(864)949-2355School Website

#21

Best ACT in South Carolina High Schools

2,217

Students

18.9:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,100

B+

out of 1600
Good
Avg ACT Score

22

B

out of 36
Average
AP Courses

15

A

courses offered
Excellent
AP Enrollment

7%

C

of students
Below Avg
Student-Teacher Ratio

19:1

B-

students per teacher
Average
This Week at James F. Byrnes High – June 18, 2026

291 students practicing on Varsity Tutors

SAT Prep

1

A

B

C

D

2

A

B

C

D

3

A

B

C

D

4

A

B

C

D

5

A

B

C

D

1520

0

students

Start practicing →
ACT Prep

36

ENG

MATH

READ

SCI

0

students

Start practicing →
Math

0

students

Start practicing →
English

0

students

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Science

0

students

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Explore practice resources for James F. Byrnes High students
Academic Grades

Select a grade level to explore courses and resources

9
Grade
10
Grade
11
Grade
12
Grade
Academic Resources

Typical courses and practice resources for students at James F. Byrnes High

Biology
9

Cell biology, genetics, evolution, and ecology

AP Biology
AP

College-level biology with lab component

Chemistry
9

Atomic structure, reactions, and stoichiometry

AP Chemistry
AP

College-level chemistry with lab component

Physics
9

Mechanics, waves, electricity, and magnetism

AP Physics 1
AP

Algebra-based mechanics and waves

Environmental Science
9

Ecosystems, human impact, and sustainability

AP Environmental Science
AP

College-level environmental science

World History
9

Global civilizations from ancient to modern times

AP World History
AP

College-level world history analysis

U.S. History
9

American history from colonization to present

AP U.S. History
AP

College-level American history

Standardized Test Dates

Upcoming national, state, and school calendar dates that affect students at James F. Byrnes High.

National Tests

June 20, 2026 – July 4, 2026

SAT Score Release Date

Score release

June 23, 2026

ACT

Score release

June 24, 2026

ACT

Late registration deadline

July 1, 2026 – July 31, 2026

AP Score Release — All

Score release

July 6, 2026

ACT Photo Upload/Standby Deadline

Photo upload deadline

July 11, 2026

ACT — National

Test date
+31 more national tests this school year
See the full national test & school calendar
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School Details
Address

150 East Main Street, Duncan, SC 29334

Phone

(864)949-2355

Website

Visit Website

District

Spartanburg 05

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