Idaho Falls High School is a four-year public secondary school in central Idaho Falls, Idaho, USA. The current building opened in 1952, though the school itself has been in operation since 1897. Idaho Falls is the older of the two traditional high schools, the other is Skyline, in the Idaho Falls School District#91.
Serving 1,298 students in grades 9-12, Idaho Falls Senior 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 38% (which is lower than the Idaho state average of 41%). The percentage of students achieving proficiency in reading/language arts is 60% (which is higher than the Idaho state average of 55%).
The student-teacher ratio of 21:1 is higher than the Idaho state level of 17:1.
Minority enrollment is 25% of the student body (majority Hispanic), which is lower than the Idaho state average of 28% (majority Hispanic).
Quick Facts (26-27)
- Grades: 9-12
- Enrollment: 1,298 students
- Student-Teacher Ratio: 21:1
- Minority Enrollment: 25%
- Graduation Rate: 84% (Top 50% in ID)
- Overall Testing Rank: Top 50%
- Math Proficiency: 38% (Btm 50%)
- Reading Proficiency: 60% (Top 50%)
- Science Proficiency: 26% (Btm 50%)
- Attendance Zone: Idaho Falls Senior High School serves the southeast part of Idaho Falls, covering an area of approximately 21.9 square miles. Most students live within a 5-10 minute drive, with an average distance of 3 miles from the school to the edge of the attendance zone, which extends up to 7.3 miles at its furthest point.
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
School Overview
Idaho Falls Senior High School's student population of 1,298 students has grown by 10% over five school years.
The teacher population of 63 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,298 students
Showing 2016–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
63 teachers
Showing 2016–2025. Full 39-year historical data available below ↓
Year Founded
1897
School Calendar
School Motto
A World Class Education
School Rankings
Idaho Falls Senior 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 Idaho Falls Senior High School is 0.40, 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
#284 out of 704 schools
(Top 50%)
(Top 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
38%
41%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
60%
55%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
26%
41%
Student-Teacher Ratio
21:1
17:1
Showing 2016–2025. Full 39-year historical data available below ↓
Asian
1%
1%
Showing 2016–2025. Full 25-year historical data available below ↓
Hispanic
19%
21%
Showing 2016–2025. Full 25-year historical data available below ↓
White
75%
72%
Showing 2016–2025. Full 25-year historical data available below ↓
Two or more races
5%
4%
Showing 2016–2025. Full 15-year historical data available below ↓
All Ethnic Groups
Showing 2016–2025. Full 25-year historical data available below ↓
Graduation Rate
84%
81.1%
Chronically Absent Students
(22-23)16.7%
16.9%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
28%
32%
Showing 2016–2025. Full 38-year historical data available below ↓
Eligible for Reduced Lunch
3%
7%
Showing 2016–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Sports
Colors
Black, Orange
School Mascot
Tigers
Source: National Center for Education Statistics (NCES), ID Dept. of Education
Frequently Asked Questions
What is Idaho Falls Senior High School's ranking?
Idaho Falls Senior High School is ranked #284 out of 704 schools, which ranks it among the top 50% of public schools in Idaho.
What schools are Idaho Falls Senior High School often compared to?
Idaho Falls Senior High Schoolis often viewed alongside schools like Skyline Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
38% of students have achieved math proficiency (compared to the 41% ID state average), while 60% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Idaho Falls Senior High School?
The graduation rate of Idaho Falls Senior High School is 84%, which is higher than the Idaho state average of 81.1%.
How many students attend Idaho Falls Senior High School?
1,298 students attend Idaho Falls Senior High School.
What is the racial composition of the student body?
75% of Idaho Falls Senior High School students are White, 19% of students are Hispanic, 5% of students are Two or more races, and 1% of students are Asian.
What is the student-teacher ratio of Idaho Falls Senior High School?
Idaho Falls Senior High School has a student ration of 21:1, which is higher than the Idaho state average of 17:1.
What grades does Idaho Falls Senior High School offer ?
Idaho Falls Senior High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Idaho Falls Senior High School part of?
Idaho Falls Senior High School is part of Idaho Falls School District.
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