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Very Good

#635 of 1,815 schools in CO

Top 35% in state

Longmont High School

High School · St. Vrain Valley School District No. Re1J

1040 SUNSET STREET, Longmont, CO 80501

Enrollment

1,254

Student-Teacher

19.9:1

Score

7.1

Grades

9th – 12th

Updated 2022-23

How this school compares

In Longmont

#15 of 30

public schools

Colorado high schools

#108 of 403

In district

#26 of 54

St. Vrain Valley School District No. Re1J

Equity

7.9 / 10

Very strong

About Longmont High School

Longmont High School serves 1,254 students in grades 9-12 in Longmont, Colorado, operating with a student-teacher ratio of 19.9:1 and 63 full-time equivalent teachers. The school ranks #878 out of 1,831 Colorado high schools, placing it in the 52nd percentile statewide with a MySchoolScout rating of 5.7 out of 10. Academically, Longmont High shows room for growth, with 35% of students performing proficient or above in math across grade levels.

The school's academic score of 6.8 out of 10 reflects ongoing efforts to support student achievement and development. The school draws from a stable community in Boulder County, where the median household income reaches $77,327 and 38% of residents hold bachelor's degrees or higher. The neighborhood maintains a relatively low poverty rate of 9.6%, with median home values around $432,500, indicating a middle-class community invested in education.

As a regular public high school, Longmont High provides comprehensive secondary education in a structured environment. Students benefit from being part of a sizable school community that offers the resources and opportunities typical of larger high schools. The school sits in Longmont's mid-size suburban setting, providing students with a blend of community connection and access to the broader Boulder County region.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress7.6Very Good25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change+0.47 pts/yr
Data Period2019–2022
TrendStable
Academics7.8Very Good25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency35%
Reading/ELA Proficiency58%
Overall Proficiency47%
Expected (poverty-adj.)41%
vs. Expected+5.8 pts
Adjusted Percentile67th
College Readiness8.7Excellent30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation26.9%
IB ProgramNo
Resources & Environment3.0Fair20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio19.9:1
Per-Pupil Spending$12,559

Longmont High School — Students at Longmont High School score 46% proficient, which is above what's typical for similar communities (expected: 41%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

42.8%

Students qualifying for federal meal assistance

Test Scores CO EDFACTS (2021-22)

Math Proficiency 33.7%
School
State
N/A
ELA Proficiency 56.5%
School
State
N/A

Based on 5 test records from CO state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
36%
ELA
55%
2021*
Math
30%
ELA
58%
2022
Math
35%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 7.6/10.

How Longmont High School Compares

See how Longmont High School performs across key quality dimensions compared to state benchmarks.

Overall Score
7.1/10
65th percentile in CO
Academic
7.8/10
7.8/10
Growth
7.6/10
Above average
Environment
3.0/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
43%
Teaching Staff
20:1 student-teacher ratio
63 teachers

Location

1040 SUNSET STREET, Longmont, CO 80501

Nearby Alternatives

Families considering Longmont High School may also want to explore other high schools in the area. St. Vrain Virtual High School (rated 8.2/10, 2.1 miles away), which scores notably higher. Additionally, New Meridian High School (rated 4.6/10, 2.1 miles away), a more accessible option. For more schools in Longmont, see our Longmont schools guide .

Nearby Schools

20 within 2.1 mi
School Distance Rating
GATEWAY MONTESSORI SCHOOL Longmont 0.2 mi
Mountain View Elementary School Longmont 0.5 mi 7.1
Longs Peak Middle School Longmont 0.6 mi 5.8
St. Vrain LaunchED Virtual Academy Longmont 0.6 mi 7.4
Central Elementary School Longmont 0.9 mi 8.5
CROSSROADS SCHOOL Longmont 0.9 mi
SIERRA SCHOOL OF MAIN STREET Longmont 1.0 mi 5.7
HOPEWELL BAPTIST ACADEMY Longmont 1.0 mi
Northridge Elementary School Longmont 1.3 mi 5.7
Twin Peaks Charter Academy Longmont 1.5 mi 5.3
THE COTTAGE SCHOOL - TERRY Longmont 1.4 mi
ST JOHN THE BAPTIST CATHOLIC SCHOOL Longmont 1.3 mi 7.3
Sanborn Elementary School Longmont 1.6 mi 8.5
St. Vrain Community Montessori School Longmont 1.6 mi 6.7
LONGMONT CHRISTIAN SCHOOL Longmont 1.3 mi 7.8
Columbine Elementary School Longmont 1.3 mi 7.2
Longmont Estates Elementary School Longmont 1.6 mi 8.5
St. Vrain Virtual High School Longmont 2.1 mi 8.2
New Meridian High School Longmont 2.1 mi 4.6
Burlington Elementary School Longmont 2.1 mi 5.6

Neighborhood Census ACS (2019-2023)

Census data for ZIP 80501 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$77,705

Median Home Value

$461,400

Median Rent

$1,586/mo

Population

43,591

College Educated

38.6%

Homeownership

58%

Avg Commute

25.3 min

Poverty Rate

10.2%

Median Age

38

Community Profile

The community surrounding Longmont High School has a median household income of $77,705. It is an area where 39% of adults hold a bachelor's degree or higher. The median home value in the area is $461,400, with a median rent of $1,586/month. The area has a poverty rate of 10.2%. The average commute for residents is 25 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Air Academy High School Usaf Academy, CO 7.0
Highlands Ranch High School Highlands Ranch, CO 7.0
Palmer High School Colorado Springs, CO 7.0
Poudre High School Fort Collins, CO 7.0
Pueblo County High School Pueblo, CO 7.0
Summit High School Frisco, CO 7.0

Frequently Asked Questions

Common questions about Longmont High School

What grades does Longmont High School serve?

Longmont High School serves students in grades 9th through 12th.

How many students attend Longmont High School?

Longmont High School has an enrollment of approximately 1,254 students.

What is the student-teacher ratio at Longmont High School?

The student-teacher ratio at Longmont High School is 19.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Longmont High School rank in CO?

Longmont High School is ranked #635 out of 1,815 schools in CO.

What is Longmont High School's MySchoolScout rating?

Longmont High School has a composite rating of 7.1 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Longmont High School?

Based on the most recent state assessment data, Longmont High School has 33.7% math proficiency and 56.5% reading/ELA proficiency.

Is Longmont High School a charter school?

No, Longmont High School is not a charter school. It is a traditional public school operated by the local school district.

Is Longmont High School a Title I school?

No, Longmont High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Longmont High School?

42.8% of students at Longmont High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
54 Somewhat Walkable
Transit Score
28 Some Transit
Bike Score
58 Bikeable
City Safety
High (3,112/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Longmont). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
1,254
Student-Teacher Ratio
19.9:1
Teachers (FTE)
63
Free/Reduced Lunch
42.8%
Type
regular
Setting
Midsize Suburb
County
Boulder County
Data Year
2023–2024

District

St. Vrain Valley School District No. Re1J
District Enrollment
31,757
Schools in District
54
Per-Pupil Spending
$14,045
District Rank
#26 of 54

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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