Longmont High School

Longmont, Colorado

1,262 students

High School, Grades 9–12

#38

Best ACT in Colorado High Schools

1,262

Students

20:1

S:T Ratio

School Snapshot
Key metrics at a glance
Avg SAT Score

1,200

A-

out of 1600
Good
Avg ACT Score

27

A

out of 36
Excellent
AP Courses

17

A

courses offered
Excellent
AP Enrollment

27%

C

of students
Good
Student-Teacher Ratio

20:1

B-

students per teacher
Average
Graduation Rate

93%

A+

Excellent
Academic Grades

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School Details
Academic Calendar
2025-2026

Important dates, holidays, and school events

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