Serving 290 students in grades 9-12, Firth High School ranks in the top 30% 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 35-39% (which is lower than the Idaho state average of 42%). The percentage of students achieving proficiency in reading/language arts is 70-74% (which is higher than the Idaho state average of 55%).
The student:teacher ratio of 19:1 is higher than the Idaho state level of 17:1.
Minority enrollment is 18% of the student body (majority Hispanic), which is lower than the Idaho state average of 27% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 290 students
- Student:Teacher Ratio: 19:1
- Minority Enrollment: 18%
- Graduation Rate: ≥90% (Top 20% in ID)
- Overall Testing Rank: Top 30%
- Math Proficiency: 35-39% (Btm 50%)
- Reading Proficiency: 70-74% (Top 20%)
- Science Proficiency: 25-29% (Btm 50%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
Top Rankings
Firth High School ranks among the top 20% of public schools in Idaho for:
Category
Attribute
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Firth High School's student population of 290 students has declined by 25% over five school years.
The teacher population of 15 teachers has declined by 28% over five school years.
School Mascot
Cougars
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
290 students
Gender %
Total Classroom Teachers
15 teachers
School Calendar
School Colors
Black, Royal blue
School Rankings
Firth High School ranks within the top 30% of all 709 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of Firth High School is 0.31, which is less than the diversity score at state average of 0.43. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#210 out of 709 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
35-39%
42%
Reading/Language Arts Test Scores (% Proficient)
70-74%
55%
Science Test Scores (% Proficient)
25-29%
41%
Student : Teacher Ratio
19:1
17:1
American Indian
1%
1%
Asian
1%
1%
Hispanic
14%
20%
Black
1%
1%
White
82%
73%
Hawaiian
n/a
n/a
Two or more races
1%
4%
All Ethnic Groups
Graduation Rate
≥90%
80%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
17%
26%
Eligible for Reduced Lunch
11%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
Frequently Asked Questions
What is Firth High School's ranking?
Firth High School is ranked #210 out of 709 schools, which ranks it among the top 30% of public schools in Idaho.
What schools are Firth High School often compared to?
Firth High Schoolis often viewed alongside schools like Blackfoot High School, Snake River High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
35-39% of students have achieved math proficiency (compared to the 42% ID state average), while 70-74% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Firth High School?
The graduation rate of Firth High School is 90%, which is higher than the Idaho state average of 80%.
How many students attend Firth High School?
290 students attend Firth High School.
What is the racial composition of the student body?
82% of Firth High School students are White, 14% of students are Hispanic, 1% of students are American Indian, 1% of students are Asian, 1% of students are Black, and 1% of students are Two or more races.
What is the student:teacher ratio of Firth High School?
Firth High School has a student ration of 19:1, which is higher than the Idaho state average of 17:1.
What grades does Firth High School offer ?
Firth High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Firth High School part of?
Firth High School is part of Firth School District.
School Reviews
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