Average
#949 of 1,815 schools in CO
Stargate Charter School
School · Adams 12 Five Star Schools
14530 WASHINGTON STREET, Thornton, CO 80023
Enrollment
1,572
Student-Teacher
19.6:1
Score
6.3
Grades
Kindergarten – 12th
Enrollment
1,572
Student-Teacher
19.6:1
Score
6.3
Grades
Kindergarten – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Thornton
#11 of 39
public schools
Colorado schools
#44 of 130
In district
#19 of 53
Adams 12 Five Star Schools
Equity
9.9 / 10
Exceptional
About Stargate Charter School
Stargate Charter School serves 1,572 students in grades kindergarten through 12 in Thornton, Colorado, with a student-teacher ratio of 19.6:1 across 80 full-time equivalent teachers. This charter school has earned impressive academic recognition, ranking 182nd out of 1,831 schools statewide and placing in the 90th percentile with a strong 7.6 out of 10 MySchoolScout rating. The school demonstrates excellent academic performance, particularly in mathematics where 73% of students achieve proficiency or above across grade levels.
With an outstanding academic score of 9.8 out of 10, Stargate Charter School clearly provides a rigorous educational environment that helps students excel. The school draws from an affluent community in the 80023 ZIP code, where families enjoy a median household income of $160,212 and median home values of $747,800. The area's highly educated population, with 67% holding bachelor's degrees or higher and only a 3.2% poverty rate, reflects a community strongly invested in education.
Stargate Charter School operates in a unique rural setting near town, offering students the benefits of a close-knit educational environment while maintaining access to broader community resources in Adams County.
What Parents Should Know
Stargate Charter School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.
Located in a rural area, Stargate Charter School may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.
Score Breakdown
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Stargate Charter School — Students at Stargate Charter School score 78% proficient, which is above what's typical for similar communities (expected: 57%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
9.9%
Students qualifying for federal meal assistance
Test Scores CO CMAS (2024-25)
Based on 19 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: 7.4/10.
How Stargate Charter School Compares
See how Stargate Charter School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has improved from 75% (2019) to 78.47% (2025). Reading/ELA proficiency has improved from 76% (2019) to 78.29% (2025).
Location
14530 WASHINGTON STREET, Thornton, CO 80023
Nearby Alternatives
Families considering Stargate Charter School may also want to explore other schools in the area. Legacy High School (rated 7.3/10, 2.5 miles away, in nearby Broomfield), which scores slightly higher. Another option is Silver Creek Elementary (rated 7.2/10, 1.5 miles away), which scores slightly higher. Additionally, FRASSATI CATHOLIC ACADEMY (rated 6.9/10, 2.6 miles away), which scores slightly higher. For more schools in Thornton, see our Thornton schools guide .
Nearby Schools
20 within 2.6 mi| School | Distance | Rating |
|---|---|---|
| Rocky Top Middle School Thornton | 1.2 mi | 5.9 |
| Hunters Glen Elementary School Thornton | 1.6 mi | 6.2 |
| HOPE MONTESSORI ACADEMY Broomfield | 1.4 mi | — |
| Silver Creek Elementary Thornton | 1.5 mi | 7.2 |
| Century Middle School Thornton | 2.0 mi | 5.2 |
| PRIMROSE SCHOOL OF THORNTON Thornton | 2.1 mi | 4.2 |
| Westgate Community School Thornton | 2.5 mi | 5.7 |
| Prairie Hills Elementary School Thornton | 2.0 mi | 4.8 |
| Tarver Elementary School Thornton | 2.2 mi | 6.0 |
| Arapahoe Ridge Elementary School Westminster | 2.3 mi | 3.9 |
| Mountain Range High School Westminster | 2.6 mi | 5.0 |
| EASTLAKE MONTESSORI SCHOOL Thornton | 2.6 mi | — |
| Pathways Future Center Thornton | 2.7 mi | 4.8 |
| Silver Hills Middle School Northglenn | 2.7 mi | 5.5 |
| HOPE MONTESSORI ACADEMY Thornton | 3.0 mi | — |
| FRASSATI CATHOLIC ACADEMY Thornton | 2.6 mi | 6.9 |
| Meridian Elementary School Broomfield | 2.4 mi | 6.8 |
| Legacy High School Broomfield | 2.5 mi | 7.3 |
| Westlake Middle School Broomfield | 2.6 mi | 5.8 |
| SUMMIT CLASSICAL ACADEMY Broomfield | 2.6 mi | 5.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 80023 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$159,970
Median Home Value
$820,900
Median Rent
$2,073/mo
Population
26,466
College Educated
67.6%
Homeownership
76%
Avg Commute
29.7 min
Poverty Rate
3%
Median Age
40.4
Community Profile
The community surrounding Stargate Charter School has a median household income of $159,970. It is a well-educated community where 68% of adults hold a bachelor's degree or higher. The median home value in the area is $820,900, with a median rent of $2,073/month. The local poverty rate of 3.0% 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 |
|---|---|
| Banning Lewis Ranch Academy Colorado Springs, CO | 6.1 |
| COLORADO ACADEMY Denver, CO | 6.5 |
| Lotus School for Excellence Aurora, CO | 5.4 |
| Thomas MacLaren State Charter School Colorado Springs, CO | 7.2 |
| Liberty Common Charter School Fort Collins, CO | 5.3 |
| Prospect Ridge Academy Broomfield, CO | 5.3 |
Frequently Asked Questions
Common questions about Stargate Charter School
What grades does Stargate Charter School serve?
Stargate Charter School serves students in grades Kindergarten through 12th.
How many students attend Stargate Charter School?
Stargate Charter School has an enrollment of approximately 1,572 students.
What is the student-teacher ratio at Stargate Charter School?
The student-teacher ratio at Stargate Charter School is 19.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Stargate Charter School rank in CO?
Stargate Charter School is ranked #949 out of 1,815 schools in CO.
What is Stargate Charter School's MySchoolScout rating?
Stargate Charter School has a composite rating of 6.3 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 Stargate Charter School?
Based on the most recent state assessment data, Stargate Charter School has 77.5% math proficiency and 78.4% reading/ELA proficiency.
Is Stargate Charter School a charter school?
Yes, Stargate Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Stargate Charter School a Title I school?
No, Stargate Charter School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Stargate Charter School?
9.9% of students at Stargate Charter 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
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 12th
- Enrollment
- 1,572
- Student-Teacher Ratio
- 19.6:1
- Teachers (FTE)
- 80
- Free/Reduced Lunch
- 9.9%
- Type
- regular
- Setting
- Fringe Rural
- County
- Adams County
- Phone
- (303) 450-3936
- 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
- #19 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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