Average
#1042 of 1,815 schools in CO
Horizon High School
High School · Adams 12 Five Star Schools
5321 EAST 136TH AVENUE, Brighton, CO 80601
Enrollment
1,981
Student-Teacher
19.8:1
Score
6.1
Grades
9th – 12th
Enrollment
1,981
Student-Teacher
19.8:1
Score
6.1
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Brighton
#5 of 17
public schools
Colorado high schools
#223 of 403
In district
#23 of 53
Adams 12 Five Star Schools
Equity
8.5 / 10
Exceptional
About Horizon High School
Horizon High School serves 1,981 students in grades 9-12 in Brighton, Colorado, operating with a student-teacher ratio of 19.8 to 1 across its 100 full-time equivalent teaching staff. This large suburban high school earns a MySchoolScout rating of 6.3 out of 10 and ranks #672 out of 1,831 Colorado high schools, placing it in the 63rd percentile statewide. Academically, the school shows solid performance with a 7.8 out of 10 academic score.
In mathematics, 43% of students across all grade levels demonstrate proficiency or above, indicating room for continued academic growth. The school serves a diverse community where families work hard to provide educational opportunities for their children. The surrounding Brighton neighborhood in the 80601 ZIP code reflects a working-class community with a median household income of $86,320 and median home values of $430,700.
About 22% of local residents hold bachelor's degrees or higher, while the area maintains a relatively low poverty rate of 8.8%. This large suburban setting provides students with access to both community resources and the benefits of a sizable school environment that can offer varied programming and opportunities.
Score Breakdown
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Horizon High School — Students at Horizon High School score 54% proficient, which is above what's typical for similar communities (expected: 46%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
31.4%
Students qualifying for federal meal assistance
Test Scores CO EDFACTS (2021-22)
Based on 5 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: 8.2/10.
How Horizon High School Compares
See how Horizon High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 44% (2019) to 43% (2022). Reading/ELA proficiency has improved from 61% (2019) to 65% (2021).
Location
5321 EAST 136TH AVENUE, Brighton, CO 80601
Nearby Alternatives
Families considering Horizon High School may also want to explore other high schools in the area. Stellar Elementary School (rated 7.3/10, 1.7 miles away, in nearby Thornton), which scores notably higher. Another option is Silver Creek Elementary (rated 7.2/10, 2.4 miles away, in nearby Thornton), which scores notably higher. Additionally, Eagleview Elementary School (rated 7.0/10, 0.6 miles away, in nearby Thornton), which scores slightly higher. For more schools in Brighton, see our Brighton schools guide .
Nearby Schools
20 within 2.3 mi| School | Distance | Rating |
|---|---|---|
| Bright Horizons Preschool Thornton | 0.0 mi | 5.1 |
| Eagleview Elementary School Thornton | 0.6 mi | 7.0 |
| West Ridge Elementary Thornton | 1.0 mi | 5.8 |
| FRASSATI CATHOLIC ACADEMY Thornton | 1.1 mi | 6.9 |
| Prairie Hills Elementary School Thornton | 1.0 mi | 4.8 |
| Shadow Ridge Middle School Thornton | 1.5 mi | 3.5 |
| Tarver Elementary School Thornton | 1.2 mi | 6.0 |
| Skyview Elementary School Thornton | 1.7 mi | 4.5 |
| Stellar Elementary School Thornton | 1.7 mi | 7.3 |
| Brantner Elementary School Thornton | 1.6 mi | 7.0 |
| Glacier Peak Elementary School Brighton | 2.1 mi | 3.0 |
| LORD OF LIFE LUTHERAN SCHOOL Thornton | 2.1 mi | 4.3 |
| Rocky Top Middle School Thornton | 1.8 mi | 5.9 |
| Silver Creek Elementary Thornton | 2.4 mi | 7.2 |
| EASTLAKE MONTESSORI SCHOOL Thornton | 2.3 mi | — |
| Rodger Quist Middle School Thornton | 2.2 mi | 4.8 |
| Woodglen Elementary School Thornton | 2.7 mi | 5.6 |
| Cherry Drive Elementary School Thornton | 2.9 mi | 6.7 |
| Century Middle School Thornton | 2.3 mi | 5.2 |
| Riverdale Ridge High School Thornton | 2.3 mi | 4.7 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 80601 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$99,031
Median Home Value
$471,900
Median Rent
$1,729/mo
Population
41,301
College Educated
23.6%
Homeownership
70.9%
Avg Commute
30.7 min
Poverty Rate
8.6%
Median Age
34.7
Community Profile
The community surrounding Horizon High School has a median household income of $99,031. It is a community where 24% of adults hold a bachelor's degree or higher. The median home value in the area is $471,900, with a median rent of $1,729/month. The local poverty rate of 8.6% is relatively low. The average commute for residents is 31 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 |
|---|---|
| Northridge High School Greeley, CO | 6.1 |
| Overland High School Aurora, CO | 6.1 |
| Pueblo West High School Pueblo West, CO | 6.1 |
| Bear Creek High School Lakewood, CO | 6.2 |
| Chaparral High School Parker, CO | 6.2 |
| Erie High School Erie, CO | 6.2 |
Frequently Asked Questions
Common questions about Horizon High School
What grades does Horizon High School serve?
Horizon High School serves students in grades 9th through 12th.
How many students attend Horizon High School?
Horizon High School has an enrollment of approximately 1,981 students.
What is the student-teacher ratio at Horizon High School?
The student-teacher ratio at Horizon High School is 19.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Horizon High School rank in CO?
Horizon High School is ranked #1042 out of 1,815 schools in CO.
What is Horizon High School's MySchoolScout rating?
Horizon High School has a composite rating of 6.1 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 Horizon High School?
Based on the most recent state assessment data, Horizon High School has 44.0% math proficiency and 63.0% reading/ELA proficiency.
Is Horizon High School a charter school?
No, Horizon High School is not a charter school. It is a traditional public school operated by the local school district.
Is Horizon High School a Title I school?
No, Horizon High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Horizon High School?
31.4% of students at Horizon 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
- Walk Score
- 34 Car-Dependent
- Transit Score
- 15 Minimal Transit
- Bike Score
- 55 Bikeable
- City Safety
- High (3,005/100K)
Powered by 
FBI UCR 2024. City-level (Brighton). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,981
- Student-Teacher Ratio
- 19.8:1
- Teachers (FTE)
- 100
- Free/Reduced Lunch
- 31.4%
- Type
- regular
- Setting
- Large Suburb
- County
- Adams County
- Phone
- (720) 972-4400
- Data Year
- 2023–2024
Resources & Links
District
Adams 12 Five Star Schools- District Enrollment
- 34,998
- Schools in District
- 54
- Per-Pupil Spending
- $14,748
- District Rank
- #23 of 53
Other Schools in This District
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 methodologyRelated reading
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