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Wyoming
Sweetwater County School District #2
Green River High School

Sweetwater County School District #2

Green River High School

Green River, Wyoming

748 students

High School, Grades 9–12

(307)872-4747School Website

748

Students

15.9:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg ACT Score

20

B-

out of 36
Average
AP Courses

5

B

courses offered
Average
AP Enrollment

7%

C

of students
Below Avg
Student-Teacher Ratio

16:1

B+

students per teacher
Good
This Week at Green River – July 26, 2026

101 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

Start practicing →
Science

0

students

Start practicing →
Explore practice resources for Green River 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 Green River High School

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 Green River High School.

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 8, 2026 – October 2, 2026

WY-TOPP Interim — Fall - ELA

Testing window
WY

September 8, 2026 – October 2, 2026

WY-TOPP Interim — Fall - Math

Testing window
WY

January 12, 2027 – February 5, 2027

WY-TOPP Interim — Winter - ELA

Testing window
WY

January 12, 2027 – February 5, 2027

WY-TOPP Interim — Winter - Math

Testing window
WY
See the full national test & school calendar
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School Details
Address

1615 Hitching Post Drive, Green River, WY 82935

Phone

(307)872-4747

Website

Visit Website

District

Sweetwater County School District #2

Academic Calendar
2025-26

Important dates, holidays, and school events

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Other Schools in District
Green River High School
Granger Elementary
Monroe Elementary School
Lincoln Middle School
Harrison Elementary
Washington Elementary