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SCHOOL COMMUNITY·WELD COUNTY REORGANIZED SCHOOL DISTRICT NO. RE-4·NCES 080735001265

Windsor Middle School

900 MAIN STREET, WINDSOR, CO 80550 · (970) 686-8200 · Weld County
GRADES 06–08MIDDLE21-SUBURBREGULAR SCHOOL785 STUDENTS
Enrollment
785
Middle
DISTRICT 617 · STATE 462
Student : Teacher
15.9:1
50 FTE teachers
DISTRICT 16.3:1 · STATE 15.9:1
Free / Reduced Lunch
22%
171 students
DISTRICT 27% · STATE 50%
Community
5
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 624531%
Grade 724832%
Grade 829237%
Student demographics
36%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 42% · STATE 62% · US 70%
White
61378%
DISTRICT 73% · STATE 49% · US 43%
Hispanic
13517%
DISTRICT 21% · STATE 37% · US 30%
Black
71%
DISTRICT 1% · STATE 5% · US 15%
Asian
51%
DISTRICT 1% · STATE 3% · US 6%
Two+
243%
DISTRICT 4% · STATE 5% · US 5%
Native American
10%
DISTRICT 0% · STATE 1% · US 1%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
40652%
Female
37948%

Discussions

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Test scores

CMAS 2024-25 . % Met or Exceeded Expectations
English Language Arts
45.3%
CO avg 44.9% . -2.4pp since 2023
Math
37.4%
CO avg 36.1% . +3.7pp since 2023

What this means: On the CMAS, Colorado's statewide test, about 45 of every 100 students at this school read and write at grade level and about 37 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores are down about 2 points since 2023, while math scores are up about 4 points.

CMAS results by year

School yearEnglish Language ArtsMath
2024-2545.3%37.4%
2023-2447.7%33.7%
% Met or Exceeded Expectations, all students and all tested grades.
Source: CMAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
42.0%
composite math + reading, all grades
Predicted
53.5%
based on CO schools with similar FRL share
Beats by
-11.5pp
below demographic expectation

What this means: About 42% of students here test proficient in math and reading, compared with the roughly 54% typical for Colorado schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Colorado's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Where Windsor Middle School ranks

Among middle schools
MeasureThis schoolIn ColoradoIn Weld County
State test proficiency
ranked highest first
42.0%#81 of 241#4 of 19
Math proficiency
ranked highest first
37.4%#78 of 244#4 of 19
Reading proficiency
ranked highest first
45.3%#105 of 246#4 of 19
Enrollment
ranked largest first
785#35 of 278#1 of 19
Students per teacher
ranked fewest first
15.9:1#109 of 227#11 of 18
Diversity index
ranked most diverse first
36.0%#199 of 227#17 of 18
Free and reduced lunch
ranked highest share first
21.8%#215 of 246#17 of 19
Enrollment change since 2017-18
ranked fastest growth first
+17.3%#18 of 55N/A
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
785
+113 (+17%) vs 2020
+107% since 1990-91, when it was 380
Student : Teacher
15.9:1
was 16.0:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2578549.515.9:122% (171)
2023-247645015.3:120% (151)
2022-2381850.616.2:117% (139)
2020-216724216.0:115% (104)
2017-186693817.6:116% (108)
2015-166273816.5:119% (121)
2010-115623516.1:122% (126)
2000-015963815.7:112% (69)
1990-913802515.2:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Windsor Middle School.

About Windsor Middle School

At 900 MAIN STREET in WINDSOR, Colorado, Windsor Middle School operates as a large middle school. Classes run from 6 through 8, and the school has 785 students. Against the 462-student average for middle schools in Colorado, enrollment here is 70% higher.

Weld County Reorganized School District No. Re-4 has 15 schools and 8,728 students, and Windsor Middle School is one of those schools.

White students account for 78% of enrollment at Windsor Middle School. The remaining students are 17% Hispanic and 3% multiracial. By the diversity index, Windsor Middle School comes in at 36%.

Windsor Middle School counts 49.5 full-time-equivalent teachers, about 15.9 students for each one. Middle schools in Colorado average about 15.9:1, a similar figure. About 22% of students at the school meet free or reduced-price lunch income limits. Public schools in Weld County average 47%.

Windsor Middle School's actual average proficiency rate on state tests (42.0%) and its predicted rate (53.5%) put it outside the top and bottom 10% of Colorado schools.

Census estimates describe Weld County this way: median household income is about $97,097, a bachelor's degree or higher is held by about 33% of adults, and the poverty rate is about 7%. Federal data list 116 public schools in Weld County, with a combined enrollment of about 61,274.

The closest other public school is Windsor High School, about 0.3 miles away. There are at least 8 other public schools within five miles. Windsor Middle School's average proficiency of 42.0% compares with 49.5% for its nearest scored neighbors.

The school's setting, by NCES definition, is Suburb: Large: in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

The 2024-25 enrollment of 785 was 17% higher than in 2020-21, when it was 672.

Discussions about Windsor Middle School may include school safety, transportation, and start times. Alumni can share how the school prepared them.

Weld County at a glance

View full county profile
Population
350,396
Census ACS
Median income
$97,097
Household, ACS
Bachelor's+
33%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
116
61,274 students

Quick facts

School name
Windsor Middle School
District
Weld County Reorganized School District No. Re-4
Address
900 MAIN STREET, WINDSOR, CO 80550
Phone
(970) 686-8200
County
Weld County
Level
Middle
Grade range
06–08
Total enrollment
785
Teachers (FTE)
50
Student–teacher ratio
15.9:1
Free and reduced lunch
171 (22%)
Locale
21-Suburb: Large
NCES ID
080735001265
Charter school
No
Virtual school
No

Related schools

Other schools in Weld County Reorganized School District No. Re-4
Other schools in WINDSOR
Nearby schools

Frequently asked questions

About Windsor Middle School
How large is Windsor Middle School?
Windsor Middle School enrolls approximately 785 students in grades 06-08.
Is Windsor Middle School an elementary, middle, or high school?
Windsor Middle School is a middle school covering grades 06-08.
How many students per teacher at Windsor Middle School?
Approximately 15.9:1 students per teacher at Windsor Middle School.
What is the student diversity at Windsor Middle School?
Student demographics at Windsor Middle School are roughly 78% White, 17% Hispanic, 1% Black, 1% Asian, 3% Two or more.
What district is Windsor Middle School in?
Windsor Middle School is part of Weld County Reorganized School District No. Re-4.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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