Green Mountain High School is a public high school in the western part of the city of Lakewood in Jefferson County, Colorado, United States. It is administered by Jefferson County Public Schools.
Serving 1,081 students in grades 9-12, Green Mountain High School ranks in the top 10% of all schools in Colorado for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 53% (which is higher than the Colorado state average of 32%). The percentage of students achieving proficiency in reading/language arts is 75% (which is higher than the Colorado state average of 45%).
The student:teacher ratio of 19:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 28% of the student body (majority Hispanic), which is lower than the Colorado state average of 50% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,081 students
- Student:Teacher Ratio: 19:1
- Minority Enrollment: 28%
- Graduation Rate: 92% (Top 20% in CO)
- Overall Testing Rank: Top 10%
- Math Proficiency: 53% (Top 20%)
- Reading Proficiency: 75% (Top 10%)
- Science Proficiency: 32% (Top 50%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
Green Mountain High School ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Graduation Rate
School Overview
Green Mountain High School's student population of 1,081 students has stayed relatively flat over five school years.
The teacher population of 56 teachers has declined by 5% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,081 students
Gender %
Total Classroom Teachers
56 teachers
Year Founded
1973
School Calendar
School Rankings
Green Mountain High School ranks within the top 10% of all 1,779 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Green Mountain High School is 0.45, 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
#138 out of 1779 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
53%
32%
Reading/Language Arts Test Scores (% Proficient)
75%
45%
Science Test Scores (% Proficient)
(20-21)32%
29%
Student : Teacher Ratio
19:1
15:1
American Indian
n/a
1%
Asian
3%
3%
Hispanic
19%
36%
Black
1%
5%
White
72%
50%
Hawaiian
n/a
n/a
Two or more races
5%
5%
All Ethnic Groups
Graduation Rate
92%
82%
Eligible for Free Lunch
21%
39%
Eligible for Reduced Lunch
5%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
School Notes
- School Mascot: Ram
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Green Mountain High School's ranking?
Green Mountain High School is ranked #138 out of 1,779 schools, which ranks it among the top 10% of public schools in Colorado.
What schools are Green Mountain High School often compared to?
Green Mountain High Schoolis often viewed alongside schools like Lakewood High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
53% of students have achieved math proficiency (compared to the 32% CO state average), while 75% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Green Mountain High School?
The graduation rate of Green Mountain High School is 92%, which is higher than the Colorado state average of 82%.
How many students attend Green Mountain High School?
1,081 students attend Green Mountain High School.
What is the racial composition of the student body?
72% of Green Mountain High School students are White, 19% of students are Hispanic, 5% of students are Two or more races, 3% of students are Asian, and 1% of students are Black.
What is the student:teacher ratio of Green Mountain High School?
Green Mountain High School has a student ration of 19:1, which is higher than the Colorado state average of 15:1.
What grades does Green Mountain High School offer ?
Green Mountain High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Green Mountain High School part of?
Green Mountain High School is part of Jefferson County School District No. R-1.
In what neighborhood is Green Mountain High School located?
Green Mountain High School is located in the Green Mountain neighborhood of Denver, CO. There are 4 other public schools located in Green Mountain.
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