Serving 570 students in grades 9-12, Alamosa High School ranks in the top 50% of all schools in Colorado for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 25-29% (which is lower than the Colorado state average of 32%). The percentage of students achieving proficiency in reading/language arts is 45-49% (which is approximately equal to the Colorado state average of 45%).
The student:teacher ratio of 15:1 is equal to the Colorado state level of 15:1.
Minority enrollment is 72% of the student body (majority Hispanic), which is higher than the Colorado state average of 50% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 570 students
- Student:Teacher Ratio: 15:1
- Minority Enrollment: 72%
- Graduation Rate: 75-79% (Btm 50% in CO)
- Overall Testing Rank: Top 50%
- Math Proficiency: 25-29% (Top 50%)
- Reading Proficiency: 45-49% (Top 50%)
- Science Proficiency: 30-34% (Top 50%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
School Overview
Alamosa High School's student population of 570 students has declined by 7% over five school years.
The teacher population of 38 teachers has grown by 15% over five school years.
Grades Offered
Grades 9-12
Total Students
570 students
Gender %
Total Classroom Teachers
38 teachers
Students by Grade
School Calendar
School Rankings
Alamosa High School ranks within the top 50% of all 1,779 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Alamosa High School is 0.48, which is less than the diversity score at state average of 0.62. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#820 out of 1779 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
25-29%
32%
Reading/Language Arts Test Scores (% Proficient)
45-49%
45%
Science Test Scores (% Proficient)
(20-21)30-34%
29%
Student : Teacher Ratio
15:1
15:1
American Indian
1%
1%
Asian
2%
3%
Hispanic
67%
36%
Black
1%
5%
White
28%
50%
Hawaiian
n/a
n/a
Two or more races
1%
5%
All Ethnic Groups
Graduation Rate
75-79%
82%
Eligible for Free Lunch
63%
39%
Eligible for Reduced Lunch
5%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is Alamosa High School's ranking?
Alamosa High School is ranked #820 out of 1,779 schools, which ranks it among the top 50% of public schools in Colorado.
What schools are Alamosa High School often compared to?
Alamosa High Schoolis often viewed alongside schools like Centauri High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
25-29% of students have achieved math proficiency (compared to the 32% CO state average), while 45-49% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Alamosa High School?
The graduation rate of Alamosa High School is 75-79%, which is lower than the Colorado state average of 82%.
How many students attend Alamosa High School?
570 students attend Alamosa High School.
What is the racial composition of the student body?
67% of Alamosa High School students are Hispanic, 28% of students are White, 2% of students are Asian, 1% of students are American Indian, 1% of students are Black, and 1% of students are Two or more races.
What is the student:teacher ratio of Alamosa High School?
Alamosa High School has a student ration of 15:1, which is equal to the Colorado state average of 15:1.
What grades does Alamosa High School offer ?
Alamosa High School offers enrollment in grades 9-12
What school district is Alamosa High School part of?
Alamosa High School is part of Alamosa School District No. Re-11j.
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