Challis Jr. Sr. High School is a school in Challis, Idaho. The former Challis High School, a building at 701 Main Ave. in Challis, Idaho, was listed on the National Register of Historic Places in 1980. It was destroyed by the 1983 Borah Peak earthquake.
Serving 136 students in grades 7-12, Challis Jr/sr High School ranks in the bottom 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 25-29% (which is lower than the Idaho state average of 41%). The percentage of students achieving proficiency in reading/language arts is 35-39% (which is lower than the Idaho state average of 55%).
The student-teacher ratio of 9:1 is lower than the Idaho state level of 17:1.
Minority enrollment is 10% of the student body (majority Hispanic), which is lower than the Idaho state average of 28% (majority Hispanic).
Quick Facts (26-27)
- Grades: 7-12
- Enrollment: 136 students
- Student-Teacher Ratio: 9:1
- Minority Enrollment: 10%
- Graduation Rate: 60-79% (Btm 50% in ID)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 25-29% (Btm 50%)
- Reading Proficiency: 35-39% (Btm 50%)
- Science Proficiency: 40-49% (Top 50%)
- Attendance Zone: Challis Jr-Sr High School's attendance zone encompasses the entire school district in Challis, ID, covering approximately 4,072.9 square miles. Families typically drive 20-30 minutes to reach the school, with the furthest edge of the zone located about 54 miles away.
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
School Overview
Challis Jr/sr High School's student population of 136 students has declined by 9% over five school years.
The teacher population of 16 teachers has grown by 23% over five school years.
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
136 students
Showing 2016–2025. Full 39-year historical data available below ↓
Total Classroom Teachers
16 teachers
Showing 2016–2025. Full 39-year historical data available below ↓
School Calendar
School Motto
‘Truth and Honor’
School Rankings
Challis Jr/sr High School ranks within the bottom 50% of all 704 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of Challis Jr/sr High School is 0.19, 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
#576 out of 704 schools
(Bottom 50%)
(Bottom 50%)
Showing 2012–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
25-29%
41%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
35-39%
55%
Showing 2011–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
40-49%
41%
Student-Teacher Ratio
9:1
17:1
Showing 2016–2025. Full 39-year historical data available below ↓
American Indian
2%
1%
Showing 2014–2025. Full 25-year historical data available below ↓
Hispanic
6%
21%
Showing 2016–2025. Full 25-year historical data available below ↓
White
90%
72%
Showing 2016–2025. Full 25-year historical data available below ↓
Two or more races
2%
4%
All Ethnic Groups
Showing 2016–2025. Full 25-year historical data available below ↓
Graduation Rate
60-79%
81.1%
Chronically Absent Students
(22-23)20.6%
16.9%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
36%
32%
Showing 2016–2025. Full 38-year historical data available below ↓
Eligible for Reduced Lunch
12%
7%
Showing 2015–2025. Full 27-year historical data available below ↓
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
Frequently Asked Questions
What is Challis Jr/sr High School's ranking?
Challis Jr/sr High School is ranked #576 out of 704 schools, which ranks it among the bottom 50% of public schools in Idaho.
What percent of students have achieved state testing proficiency in math and reading?
25-29% of students have achieved math proficiency (compared to the 41% ID state average), while 35-39% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Challis Jr/sr High School?
The graduation rate of Challis Jr/sr High School is 60-79%, which is lower than the Idaho state average of 81.1%.
How many students attend Challis Jr/sr High School?
136 students attend Challis Jr/sr High School.
What is the racial composition of the student body?
90% of Challis Jr/sr High School students are White, 6% of students are Hispanic, 2% of students are American Indian, and 2% of students are Two or more races.
What is the student-teacher ratio of Challis Jr/sr High School?
Challis Jr/sr High School has a student ration of 9:1, which is lower than the Idaho state average of 17:1.
What grades does Challis Jr/sr High School offer ?
Challis Jr/sr High School offers enrollment in grades 7-12 (No virtual instruction).
What school district is Challis Jr/sr High School part of?
Challis Jr/sr High School is part of Challis Joint School District.
School Reviews
Review Challis Jr/sr High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
How Much Choice Do High School Students Have?
Learn how graduation requirements, prerequisites, electives, staffing, scheduling conflicts, AP courses, dual enrollment, and career pathways determine how much control high school students have over schedules each year.
Does Your Child Need More Recess?
Explore whether your child may benefit more from recess than another academic period, including research on attention, learning, physical activity, stress, social development, and school-day balance today.
Combined Grade Classrooms, What Parents Should Know
Learn how combined-grade classrooms work, why public schools use them, potential benefits and challenges, and the questions parents should ask before enrolling their child in one today.
