Average
#740 of 1,815 schools in CO
Top 41% 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
6.8
Grades
9th – 12th
Enrollment
1,254
Student-Teacher
19.9:1
Score
6.8
Grades
9th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Colorado schools
#740 of 1,815
In Longmont
#14 of 30
public schools
In district
#29 of 54
St. Vrain Valley School District No. Re1J
Equity
7.9 / 10
Very Good
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Longmont High School
High School in Longmont · grades 9th – 12th. Start here, then compare fit against nearby and district options.
Gateway Montessori School
0.2 mi away. Use as a geographic alternative in the same move search.
Mountain View Elementary School
0.5 mi away. Use as a geographic alternative in the same move search.
About Longmont High School
Longmont High School is a public high school in Longmont, CO, part of St. Vrain Valley School District No. Re1J.
Longmont High School serves approximately 1,254 students, and covers grades 9th-12th, and has a 19.9:1 student-teacher ratio. Longmont High School has a current MySchoolScout rating of 6.8 out of 10 and ranks #740 of 1,815 schools in CO. Structured state assessment records for Longmont High School show 37% math proficiency (multi-year average, 2009-2022) and 61% reading/ELA proficiency (multi-year average, 2009-2021).
- This school 6.8 · Average
- District avg 6.9
- CO avg 6.5
What Parents Should Know
37% of students at Longmont High School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
View breakdown
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Longmont High School — Students at Longmont High School score 46% proficient, which is above what's typical for similar communities (expected: 41%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
42.8%
Students qualifying for federal meal assistance
Test Scores CO EDFACTS (2021-22)
Based on 27 test records from CO state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* 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.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
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 8.5/10, 2.1 miles away), which scores notably higher. Additionally, New Meridian High School (rated 4.9/10, 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 | 5.0 |
| Longs Peak Middle School Longmont | 0.6 mi | 5.2 |
| St. Vrain LaunchED Virtual Academy Longmont | 0.6 mi | 5.4 |
| Central Elementary School Longmont | 0.9 mi | 8.6 |
| 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 | 5.2 |
| Twin Peaks Charter Academy Longmont | 1.5 mi | 6.7 |
| 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 | 6.3 |
| St. Vrain Community Montessori School Longmont | 1.6 mi | 6.1 |
| LONGMONT CHRISTIAN SCHOOL Longmont | 1.3 mi | 7.8 |
| Columbine Elementary School Longmont | 1.3 mi | 6.6 |
| Longmont Estates Elementary School Longmont | 1.6 mi | 7.6 |
| St. Vrain Virtual High School Longmont | 2.1 mi | 8.5 |
| New Meridian High School Longmont | 2.1 mi | 4.9 |
| Burlington Elementary School Longmont | 2.1 mi | 4.9 |
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
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Bear Creek High School Lakewood, CO | 6.8 |
| Eagle Valley High School Gypsum, CO | 6.8 |
| Palisade High School Palisade, CO | 6.8 |
| Poudre High School Fort Collins, CO | 6.8 |
| Summit High School Frisco, CO | 6.8 |
| Mead High School Longmont, CO | 6.9 |
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 ranks #740 of 1,815 schools in CO.
What is Longmont High School's MySchoolScout rating?
Longmont High School has a current MySchoolScout rating of 6.8 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Longmont High School?
Based on loaded state assessment records, Longmont High School has 37% math proficiency (multi-year average, 2009-2022) and 61% reading/ELA proficiency (multi-year average, 2009-2021).
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.
Neighborhood Context
Powered by 
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
- Chronic Absenteeism (SY 2022-23)
- 37.2%
- Phone
- (303) 776-6014
- 4-Year Graduation
- 92.0%
Resources & Links
District
St. Vrain Valley School District No. Re1J- District Enrollment
- 31,757
- Schools in District
- 54
- Per-Pupil Spending
- $14,045
- District Rank
- #29 of 54
Other Schools in This District
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