South Fremont High School is a four-year public secondary school in St. Anthony, Idaho, United States. It is one of two high schools in the Fremont Joint School District #215, the other being North Fremont High School located in nearby Ashton. The school colors are red and black and the mascot is a cougar.
Serving 462 students in grades 9-12, South Fremont High School ranks in the top 50% of all schools in Idaho for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 30-34% (which is lower than the Idaho state average of 41%). The percentage of students achieving proficiency in reading/language arts is 60-64% (which is higher than the Idaho state average of 55%).
The student-teacher ratio of 17:1 is equal to the Idaho state level of 17:1.
Minority enrollment is 24% of the student body (majority Hispanic), which is lower than the Idaho state average of 28% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 462 students
- Student-Teacher Ratio: 17:1
- Minority Enrollment: 24%
- Graduation Rate: 90-94% (Top 10% in ID)
- Overall Testing Rank: Top 50%
- Math Proficiency: 30-34% (Btm 50%)
- Reading Proficiency: 60-64% (Top 30%)
- Science Proficiency: 30-34% (Btm 50%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
Top Rankings
South Fremont High School ranks among the top 20% of public schools in Idaho for:
Category
Attribute
Graduation Rate
School Overview
South Fremont High School's student population of 462 students has stayed relatively flat over five school years.
The teacher population of 28 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
462 students
Total Classroom Teachers
28 teachers
Year Founded
2025
Colors
Black, Red
School Calendar
School Rankings
South Fremont High School ranks within the top 50% of all 704 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of South Fremont High School is 0.38, which is less than the diversity score at state average of 0.44. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#317 out of 704 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
30-34%
41%
Reading/Language Arts Test Scores (% Proficient)
60-64%
55%
Science Test Scores (% Proficient)
30-34%
41%
Student-Teacher Ratio
17:1
17:1
Asian
1%
1%
Hispanic
21%
21%
White
76%
72%
Two or more races
2%
4%
All Ethnic Groups
Graduation Rate
90-94%
80%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
36%
32%
Eligible for Reduced Lunch
15%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
School Notes
- School Mascot: Cougar
Frequently Asked Questions
What is South Fremont High School's ranking?
South Fremont High School is ranked #317 out of 704 schools, which ranks it among the top 50% of public schools in Idaho.
What percent of students have achieved state testing proficiency in math and reading?
30-34% of students have achieved math proficiency (compared to the 41% ID state average), while 60-64% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of South Fremont High School?
The graduation rate of South Fremont High School is 90-94%, which is higher than the Idaho state average of 80%.
How many students attend South Fremont High School?
462 students attend South Fremont High School.
What is the racial composition of the student body?
76% of South Fremont High School students are White, 21% of students are Hispanic, 2% of students are Two or more races, and 1% of students are Asian.
What is the student-teacher ratio of South Fremont High School?
South Fremont High School has a student ration of 17:1, which is equal to the Idaho state average of 17:1.
What grades does South Fremont High School offer ?
South Fremont High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is South Fremont High School part of?
South Fremont High School is part of Fremont County Joint School District.
School Reviews
5 10/10/2025
My son is a transgender gay jew and the school their hearts her. I just love this school.
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