Twin Falls High School is a public secondary school in Twin Falls, Idaho, one of two traditional high schools operated by the Twin Falls School District #411.
Serving 1,381 students in grades 9-12, Twin Falls High School ranks in the top 10% of all schools in Idaho for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 58% (which is higher than the Idaho state average of 41%). The percentage of students achieving proficiency in reading/language arts is 82% (which is higher than the Idaho state average of 55%).
The student-teacher ratio of 22:1 is higher than the Idaho state level of 17:1.
Minority enrollment is 23% 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: 1,381 students
- Student-Teacher Ratio: 22:1
- Minority Enrollment: 23%
- Graduation Rate: 90% (Top 30% in ID)
- Overall Testing Rank: Top 10%
- Math Proficiency: 58% (Top 20%)
- Reading Proficiency: 82% (Top 5%)
- Science Proficiency: 51% (Top 30%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
Top Rankings
Twin Falls High School ranks among the top 20% of public schools in Idaho for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
School Overview
Twin Falls High School's student population of 1,381 students has grown by 7% over five school years.
The teacher population of 64 teachers has grown by 8% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,381 students
Total Classroom Teachers
64 teachers
Year Founded
1907
Colors
White, Navy Blue, Columbia blue
School Calendar
School Rankings
Twin Falls High School ranks within the top 10% of all 704 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of Twin Falls 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
#42 out of 704 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
58%
41%
Reading/Language Arts Test Scores (% Proficient)
82%
55%
Science Test Scores (% Proficient)
51%
41%
Student-Teacher Ratio
22:1
17:1
American Indian
1%
1%
Asian
2%
1%
Hispanic
16%
21%
Black
2%
1%
White
77%
72%
Hawaiian
n/a
n/a
Two or more races
2%
4%
All Ethnic Groups
Graduation Rate
90%
80%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
25%
32%
Eligible for Reduced Lunch
5%
7%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
School Notes
- School Mascot: Bruins
Frequently Asked Questions
What is Twin Falls High School's ranking?
Twin Falls High School is ranked #42 out of 704 schools, which ranks it among the top 10% of public schools in Idaho.
What schools are Twin Falls High School often compared to?
Twin Falls High Schoolis often viewed alongside schools like Canyon Ridge High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
58% of students have achieved math proficiency (compared to the 41% ID state average), while 82% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Twin Falls High School?
The graduation rate of Twin Falls High School is 90%, which is higher than the Idaho state average of 80%.
How many students attend Twin Falls High School?
1,381 students attend Twin Falls High School.
What is the racial composition of the student body?
77% of Twin Falls High School students are White, 16% of students are Hispanic, 2% of students are Asian, 2% of students are Black, 2% of students are Two or more races, and 1% of students are American Indian.
What is the student-teacher ratio of Twin Falls High School?
Twin Falls High School has a student ration of 22:1, which is higher than the Idaho state average of 17:1.
What grades does Twin Falls High School offer ?
Twin Falls High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Twin Falls High School part of?
Twin Falls High School is part of Twin Falls School District.
School Reviews
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