Star Valley High School is a high school located in rural Afton, Lincoln County, Wyoming, United States. It is one of three high schools in Lincoln County School District Number 2, along with Cokeville High School, and Swift Creek High School.
Serving 846 students in grades 9-12, Star Valley High School ranks in the bottom 50% of all schools in Wyoming for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 42% (which is lower than the Wyoming state average of 49%). The percentage of students achieving proficiency in reading/language arts is 59% (which is higher than the Wyoming state average of 53%).
The student-teacher ratio of 17:1 is higher than the Wyoming state level of 11:1.
Minority enrollment is 8% of the student body (majority Hispanic), which is lower than the Wyoming state average of 25% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 846 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 8%
- Graduation Rate: 90-94% (Top 5% in WY)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 42% (Btm 50%)
- Reading Proficiency: 59% (Top 50%)
- Science Proficiency: 73% (Top 10%)
- Source: National Center for Education Statistics (NCES), WY Dept. of Education
Top Rankings
Star Valley High School ranks among the top 20% of public schools in Wyoming for:
Category
Attribute
Science Proficiency
Graduation Rate
School Overview
Star Valley High School's student population of 846 students has grown by 6% over five school years.
The teacher population of 51 teachers has grown by 6% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
846 students
Total Classroom Teachers
51 teachers
School Calendar
School Rankings
Star Valley High School ranks within the bottom 50% of all 303 schools in Wyoming (based off of combined math and reading proficiency testing data).
The diversity score of Star Valley High School is 0.15, which is less than the diversity score at state average of 0.41. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#161 out of 303 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
42%
49%
Reading/Language Arts Test Scores (% Proficient)
59%
53%
Science Test Scores (% Proficient)
73%
47%
Student-Teacher Ratio
17:1
11:1
American Indian
1%
3%
Asian
n/a
1%
Hispanic
5%
16%
Black
n/a
1%
White
92%
75%
Hawaiian
n/a
n/a
Two or more races
2%
4%
All Ethnic Groups
Graduation Rate
90-94%
82%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
15%
34%
Eligible for Reduced Lunch
7%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), WY Dept. of Education
School Notes
- School Mascot: Brave
Frequently Asked Questions
What is Star Valley High School's ranking?
Star Valley High School is ranked #161 out of 303 schools, which ranks it among the bottom 50% of public schools in Wyoming.
What schools are Star Valley High School often compared to?
Star Valley High Schoolis often viewed alongside schools like Swift Creek High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
42% of students have achieved math proficiency (compared to the 49% WY state average), while 59% of students have achieved reading proficiency (compared to the 53% WY state average).
What is the graduation rate of Star Valley High School?
The graduation rate of Star Valley High School is 90-94%, which is higher than the Wyoming state average of 82%.
How many students attend Star Valley High School?
846 students attend Star Valley High School.
What is the racial composition of the student body?
92% of Star Valley High School students are White, 5% of students are Hispanic, 2% of students are Two or more races, and 1% of students are American Indian.
What is the student-teacher ratio of Star Valley High School?
Star Valley High School has a student ration of 17:1, which is higher than the Wyoming state average of 11:1.
What grades does Star Valley High School offer ?
Star Valley High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Star Valley High School part of?
Star Valley High School is part of Lincoln County School District #2.
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