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Excellent

#184 of 1,815 schools in CO

Top 10% in state

Windsor Charter Academy Middle School

Middle School · Weld County Reorganized School District No. Re-4

810 AUTOMATION DRIVE, Windsor, CO 80550

Charter

Enrollment

371

Student-Teacher

15.5:1

Score

8.3

Grades

6th – 8th

Updated 2022-23

How this school compares

In Windsor

#1 of 11

public schools

Colorado middle schools

#14 of 276

In district

#1 of 12

Weld County Reorganized School District No. Re-4

Academic growth

9.6 / 10

Exceptional

About Windsor Charter Academy Middle School

Windsor Charter Academy Middle School serves 371 sixth through eighth graders in Windsor, Colorado as a public charter school. It ranks #1 among Windsor's 11 public schools and sits third among all 276 middle schools in Colorado — a position that reflects consistent, measurable performance rather than reputation alone. The school earns a composite score of 9.2 out of 10, with academic and growth scores of 9.4 and 9.6 respectively — enough to place it in the Exceptional tier and ahead of 98% of Colorado public schools.

A student-teacher ratio of 15.5:1 keeps class sizes manageable, giving teachers more contact time per student than most schools in the state can offer. Growth is the standout signal here. A 9.6 growth score means students advance faster academically than their peers across Colorado — a metric that matters regardless of where a student starts.

Combined with strong absolute academic performance, the data points to a school where both high achievers and developing students make real gains. For families in the Windsor area weighing middle school options, these numbers put Windsor Charter Academy at the top of any short list.

What Parents Should Know

Windsor Charter Academy Middle 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.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress9.6Exceptional40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change+2.74 pts/yr
Data Period2021–2025
TrendImproving
Academics9.4Exceptional35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency61.5%
Reading/ELA Proficiency72.6%
Math vs. State Avg+25.4 pts
Reading vs. State Avg+27.7 pts
Overall Proficiency67%
Expected (poverty-adj.)54%
vs. Expected+13.5 pts
Adjusted Percentile91th
Resources & Environment4.8Below Average25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio15.5:1
Per-Pupil Spending$10,199

Windsor Charter Academy Middle School — Students at Windsor Charter Academy Middle School score 67% proficient, which is above what's typical for similar communities (expected: 54%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

17.5%

Students qualifying for federal meal assistance

Test Scores CO CMAS (2024-25)

Math Proficiency 57.0%
School
State
35.1%
ELA Proficiency 71.5%
School
State
46.0%

Based on 11 test records from CO state assessments. About our data

Proficiency Trend

↑ Improving

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

2021*
Math
40%
ELA
67%
2022
Math
55%
2025
Math
61.7%
ELA
72.6%

* 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: 9.6/10.

How Windsor Charter Academy Middle School Compares

See how Windsor Charter Academy Middle School performs across key quality dimensions compared to state benchmarks.

Overall Score
8.3/10
90th percentile in CO
Academic
9.4/10
9.4/10
Growth
9.6/10
Above average
Environment
4.8/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
18%
Teaching Staff
16:1 student-teacher ratio
24 teachers

Location

810 AUTOMATION DRIVE, Windsor, CO 80550

Nearby Alternatives

Families considering Windsor Charter Academy Middle School may also want to explore other middle schools in the area. Windsor Middle School (rated 6.0/10, 1.4 miles away), a more accessible option. Additionally, Severance Middle School (rated 4.8/10, 2.2 miles away, in nearby Severance), a more accessible option. For more schools in Windsor, see our Windsor schools guide .

Nearby Schools

20 within 6.6 mi
School Distance Rating
Windsor Charter Academy Early College High School Windsor 0.0 mi 7.3
Windsor Charter Academy Elementary School Windsor 0.4 mi 6.5
Mountain View Elementary School Windsor 0.8 mi 8.1
Tozer Elementary School Windsor 0.9 mi 5.2
Windsor Middle School Windsor 1.4 mi 6.0
Skyview Elementary School Windsor 1.4 mi 4.5
Windsor High School Windsor 1.7 mi 6.1
Severance Middle School Severance 2.2 mi 4.8
Grandview Elementary School Windsor 2.5 mi 5.2
Severance High School Severance 3.0 mi 5.4
Range View Elementary Severance 3.6 mi 6.4
Bethke Elementary School Timnath 4.6 mi 5.8
Bamford Elementary School Loveland 5.1 mi 8.5
RESURRECTION CHRISTIAN SCHOOL Loveland 5.4 mi 3.8
Colorado Early Colleges Windsor Windsor 5.3 mi 6.4
Tointon Academy of Pre-Engineering Greeley 5.7 mi 4.6
Winograd K-8 Elementary School Greeley 5.6 mi 3.7
Northridge High School Greeley 5.7 mi 6.1
West Ridge Academy Greeley 6.0 mi 4.6
Timnath Elementary School Timnath 6.6 mi 7.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 80550 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$121,487

Median Home Value

$538,900

Median Rent

$1,791/mo

Population

44,224

College Educated

50.7%

Homeownership

80.5%

Avg Commute

27.1 min

Poverty Rate

4.7%

Median Age

37.6

Community Profile

The community surrounding Windsor Charter Academy Middle School has a median household income of $121,487. It is a well-educated community where 51% of adults hold a bachelor's degree or higher. The median home value in the area is $538,900, with a median rent of $1,791/month. The local poverty rate of 4.7% is relatively low. The average commute for residents is 27 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
Summit Middle Charter School Boulder, CO 8.3
Morey Middle School Denver, CO 8.4
Salida Middle School Salida, CO 8.4
Steamboat Springs Middle School Steamboat Springs, CO 8.4
The Classical Academy Middle School Colorado Springs, CO 8.2
Manhattan Middle School of the Arts and Academics Boulder, CO 8.5

Frequently Asked Questions

Common questions about Windsor Charter Academy Middle School

What grades does Windsor Charter Academy Middle School serve?

Windsor Charter Academy Middle School serves students in grades 6th through 8th.

How many students attend Windsor Charter Academy Middle School?

Windsor Charter Academy Middle School has an enrollment of approximately 371 students.

What is the student-teacher ratio at Windsor Charter Academy Middle School?

The student-teacher ratio at Windsor Charter Academy Middle School is 15.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Windsor Charter Academy Middle School rank in CO?

Windsor Charter Academy Middle School is ranked #184 out of 1,815 schools in CO.

What is Windsor Charter Academy Middle School's MySchoolScout rating?

Windsor Charter Academy Middle School has a composite rating of 8.3 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 Windsor Charter Academy Middle School?

Based on the most recent state assessment data, Windsor Charter Academy Middle School has 57.0% math proficiency and 71.5% reading/ELA proficiency.

Is Windsor Charter Academy Middle School a charter school?

Yes, Windsor Charter Academy Middle School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Windsor Charter Academy Middle School a Title I school?

No, Windsor Charter Academy Middle School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Windsor Charter Academy Middle School?

17.5% of students at Windsor Charter Academy 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.

11 schools nearby View map →

Neighborhood Context

Walk Score
44 Car-Dependent
Bike Score
37 Somewhat Bikeable
City Safety
Average (567/100K)

Powered by Walk Score

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

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 8th
Enrollment
371
Student-Teacher Ratio
15.5:1
Teachers (FTE)
24
Free/Reduced Lunch
17.5%
Type
regular
Setting
Large Suburb
County
Weld County
Data Year
2023–2024

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

Related reading

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