Serving 1,254 students in grades 9-12, Longmont High School ranks in the top 30% 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 35% (which is higher than the Colorado state average of 32%). The percentage of students achieving proficiency in reading/language arts is 62% (which is higher than the Colorado state average of 45%).
The student:teacher ratio of 20:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 45% 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: 1,254 students
Student:Teacher Ratio: 20:1
Minority Enrollment: 45%
Graduation Rate
: 87% (Top 50% in CO)
Overall Testing Rank
: Top 30%
Math Proficiency
: 35% (Top 50%)
Reading Proficiency
: 62% (Top 20%)
Science Proficiency
: 29% (Top 50%)
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Longmont High School ranks within the top 30% of all 1,779 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Longmont High School is 0.55, 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.
Longmont High School is ranked #523 out of 1,779 schools, which ranks it among the top 30% of public schools in Colorado.
What schools are Longmont High School often compared to?
Longmont High Schoolis often viewed alongside schools like Silver Creek High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
35% of students have achieved math proficiency (compared to the 32% CO state average), while 62% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Longmont High School?
The graduation rate of Longmont High School is 87%, which is higher than the Colorado state average of 82%.
How many students attend Longmont High School?
1,254 students attend Longmont High School.
What is the racial composition of the student body?
55% of Longmont High School students are White, 39% of students are Hispanic, 3% of students are Two or more races, 2% of students are Asian, and 1% of students are Black.
What is the student:teacher ratio of Longmont High School?
Longmont High School has a student ration of 20:1, which is higher than the Colorado state average of 15:1.
What grades does Longmont High School offer ?
Longmont High School offers enrollment in grades 9-12
What school district is Longmont High School part of?
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Quick Stats (2025)
Grades: 9-12
Enrollment: 1,254 students
Student:Teacher Ratio: 20:1
Minority Enrollment: 45%
Graduation Rate
: 87% (Top 50%)
Overall Testing Rank
: Top 30%
Math Proficiency
: 35% (Top 50%)
Reading Proficiency
: 62% (Top 20%)
Science Proficiency
: 29% (Top 50%)
Source: National Center for Education Statistics (NCES), CO Dept. of Education
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