Caldwell High School four-year public secondary school in Caldwell, Idaho, the only traditional high school in the Caldwell School District #132. The building is on South Indiana Avenue near the corner of Ustick Road, across from the local YMCA. The school colors are blue, white, and gold and the mascot is a cougar.
Serving 1,394 students in grades 9-12, Caldwell Senior 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 16% (which is lower than the Idaho state average of 41%). The percentage of students achieving proficiency in reading/language arts is 46% (which is lower 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 71% of the student body (majority Hispanic), which is higher than the Idaho state average of 27% (majority Hispanic).
Quick Facts (2025-26)
- Grades: 9-12
- Enrollment: 1,394 students
- Student-Teacher Ratio: 19:1
- Minority Enrollment: 71%
- Graduation Rate: 77% (Btm 50% in ID)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 16% (Btm 50%)
- Reading Proficiency: 46% (Btm 50%)
- Science Proficiency: 27% (Btm 50%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
Top Rankings
Caldwell Senior High School ranks among the top 20% of public schools in Idaho for:
Category
Attribute
Percent Eligible For Free Lunch
School Overview
Caldwell Senior High School's student population of 1,394 students has declined by 15% over five school years.
The teacher population of 72 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,394 students
Gender %
Total Classroom Teachers
72 teachers
Year Founded
1910
Colors
White, Blue, Gold
School Mascot
Cougar
School Rankings
Caldwell Senior 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 Caldwell Senior High School is 0.47, which is more 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
#597 out of 704 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
16%
41%
Reading/Language Arts Test Scores (% Proficient)
46%
55%
Science Test Scores (% Proficient)
27%
41%
Student-Teacher Ratio
19:1
17:1
American Indian
n/a
1%
Asian
n/a
1%
Hispanic
67%
20%
Black
1%
1%
White
29%
73%
Hawaiian
1%
n/a
Two or more races
2%
4%
All Ethnic Groups
Graduation Rate
77%
80%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
67%
26%
Eligible for Reduced Lunch
10%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
School Notes
- School Mascot: Cougar
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Caldwell Senior High School's ranking?
Caldwell Senior High School is ranked #597 out of 704 schools, which ranks it among the bottom 50% of public schools in Idaho.
What schools are Caldwell Senior High School often compared to?
Caldwell Senior High Schoolis often viewed alongside schools like Skyview High School, Columbia High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
16% of students have achieved math proficiency (compared to the 41% ID state average), while 46% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Caldwell Senior High School?
The graduation rate of Caldwell Senior High School is 77%, which is lower than the Idaho state average of 80%.
How many students attend Caldwell Senior High School?
1,394 students attend Caldwell Senior High School.
What is the racial composition of the student body?
67% of Caldwell Senior High School students are Hispanic, 29% of students are White, 2% of students are Two or more races, 1% of students are Black, and 1% of students are Hawaiian.
What is the student-teacher ratio of Caldwell Senior High School?
Caldwell Senior High School has a student ration of 19:1, which is higher than the Idaho state average of 17:1.
What grades does Caldwell Senior High School offer ?
Caldwell Senior High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Caldwell Senior High School part of?
Caldwell Senior High School is part of Caldwell School District.
School Calendar
View the Caldwell Senior High School yearly calendar below. Note key dates such as:
Event
Date
Thanksgiving Break (24th-28th) (CHS)
November 24, 2025 (Monday)
School Reviews
5 1/29/2015
It's alright, history department isn't very good.
Review Caldwell Senior 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
School Choice vs. Neighborhood Schools: Key Factors
Explore school choice vs. neighborhood schools in 2025. Learn key factors parents should weigh when deciding the best fit for their child.
Best School Match 2025: Public vs Charter vs Magnet
Compare 2025 public, charter, and magnet school options with updated data, trends, and strategies to find the best fit.
Public School Boundaries and Equity in 2025
Explore how public school boundaries shape access, equity, and opportunity for students in 2025. Learn the impact on families and education policy.
