Below Average
#1623 of 1,815 schools in CO
Thornton Middle School
Middle School · Adams 12 Five Star Schools
9451 HOFFMAN WAY, Thornton, CO 80229
Enrollment
719
Student-Teacher
16.7:1
Score
4.5
Grades
6th – 8th
Enrollment
719
Student-Teacher
16.7:1
Score
4.5
Grades
6th – 8th
Updated
2022-23
Updated 2022-23
How this school compares
In Thornton
#34 of 39
public schools
Colorado middle schools
#240 of 276
In district
#49 of 53
Adams 12 Five Star Schools
About Thornton Middle School
Thornton Middle School is a regular public middle school located in the large suburban area of Thornton, Colorado. Serving students from sixth to eighth grade, the school has an enrollment of 719 students and maintains a student-to-teacher ratio of 16.7:1 with 43 full-time equivalent teachers. The academic performance at Thornton Middle School is currently rated low on MySchoolScout with a score of 2.3 out of 10, placing it in the third percentile among Colorado schools.
In terms of proficiency levels, only 11% of students are proficient or above in ELA/Reading and just 6% in Math. While the school has room for academic growth, it continues to focus on student development and provides a supportive learning environment within its community. Thornton Middle School is situated in an area that offers both suburban convenience and resources for its middle school-aged students.
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Thornton Middle School — Students at Thornton Middle School score 7% proficient, which is below what's typical for similar communities (expected: 16%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
91.2%
Students qualifying for federal meal assistance
Test Scores CO CMAS (2024-25)
Based on 11 test records from CO state assessments. About our data
Proficiency Trend
→ StableAverage 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: 5.3/10.
How Thornton Middle School Compares
See how Thornton Middle School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has declined from 10% (2019) to 4.49% (2025). Reading/ELA proficiency has declined from 16% (2019) to 9.84% (2025).
Location
9451 HOFFMAN WAY, Thornton, CO 80229
Nearby Alternatives
Families considering Thornton Middle School may also want to explore other middle schools in the area. Mapleton Early Career Preparation (rated 6.9/10, 1.3 miles away), which scores notably higher. Another option is Thornton High School (rated 6.7/10, 0.2 miles away), which scores notably higher. Additionally, Coronado Hills Elementary School (rated 6.4/10, 1.4 miles away), which scores notably higher. For more schools in Thornton, see our Thornton schools guide .
Nearby Schools
20 within 1.6 mi| School | Distance | Rating |
|---|---|---|
| Thornton High School Thornton | 0.2 mi | 6.7 |
| Thornton Elementary School Thornton | 0.2 mi | 5.9 |
| New America School - Thornton Thornton | 0.6 mi | 6.0 |
| North Mor Elementary School Northglenn | 0.8 mi | 5.2 |
| A CHILD'S TOUCH Thornton | 0.9 mi | — |
| McElwain Elementary School Thornton | 1.1 mi | 5.1 |
| Achieve Academy Thornton | 0.9 mi | 4.9 |
| York International Thornton | 1.0 mi | 5.5 |
| Preschool on Poze Thornton | 1.1 mi | 5.6 |
| North Star Elementary School Denver | 1.2 mi | 6.1 |
| Coronado Hills Elementary School Thornton | 1.4 mi | 6.4 |
| North Valley School for Young Adults Thornton | 1.2 mi | 4.9 |
| Northglenn High School Northglenn | 1.2 mi | 5.0 |
| Academy High School Thornton | 1.2 mi | 3.5 |
| Clayton Partnership School Thornton | 1.2 mi | 3.2 |
| Monterey Community School Denver | 1.3 mi | 3.0 |
| The Studio School Northglenn | 1.5 mi | 6.1 |
| Mapleton Expeditionary School of the Arts Thornton | 1.3 mi | 3.2 |
| Mapleton Early Career Preparation Thornton | 1.3 mi | 6.9 |
| Leroy Elementary Northglenn | 1.6 mi | 6.4 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 80229 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$83,450
Median Home Value
$382,900
Median Rent
$1,719/mo
Population
57,274
College Educated
19.8%
Homeownership
67.7%
Avg Commute
29.5 min
Poverty Rate
9.1%
Median Age
32.6
Community Profile
The community surrounding Thornton Middle School has a median household income of $83,450. It is a community where 20% of adults hold a bachelor's degree or higher. The median home value in the area is $382,900, with a median rent of $1,719/month. The local poverty rate of 9.1% is relatively low. The average commute for residents is 30 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 |
|---|---|
| Colorado Preparatory Academy Middle School Westminster, CO | 4.5 |
| Summit Ridge Middle School Littleton, CO | 4.5 |
| Brentwood Middle School Greeley, CO | 4.4 |
| Hamilton Middle School Denver, CO | 4.6 |
| Liberty Middle School Aurora, CO | 4.6 |
| Mesa Middle School Castle Rock, CO | 4.4 |
Frequently Asked Questions
Common questions about Thornton Middle School
What grades does Thornton Middle School serve?
Thornton Middle School serves students in grades 6th through 8th.
How many students attend Thornton Middle School?
Thornton Middle School has an enrollment of approximately 719 students.
What is the student-teacher ratio at Thornton Middle School?
The student-teacher ratio at Thornton Middle School is 16.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Thornton Middle School rank in CO?
Thornton Middle School is ranked #1623 out of 1,815 schools in CO.
What is Thornton Middle School's MySchoolScout rating?
Thornton Middle School has a composite rating of 4.5 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 Thornton Middle School?
Based on the most recent state assessment data, Thornton Middle School has 6.2% math proficiency and 11.2% reading/ELA proficiency.
Is Thornton Middle School a charter school?
No, Thornton Middle School is not a charter school. It is a traditional public school operated by the local school district.
Is Thornton Middle School a Title I school?
No, Thornton Middle School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Thornton Middle School?
91.2% of students at Thornton Middle 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
- City Safety
- High (3,129/100K)
FBI UCR 2024. City-level (Thornton). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 8th
- Enrollment
- 719
- Student-Teacher Ratio
- 16.7:1
- Teachers (FTE)
- 43
- Free/Reduced Lunch
- 91.2%
- Type
- regular
- Setting
- Large Suburb
- County
- Adams County
- Phone
- (720) 972-5160
- 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
- #49 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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