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Average

#1320 of 2,221 schools in MO

Windsor High

High School · WINDSOR C-1

6208 HWY 61-67, Imperial, MO 63052

Enrollment

874

Student-Teacher

15.6:1

Score

6.0

Grades

9th – 12th

Data vintage2022-23

How this school compares

Missouri schools

#1,320 of 2,221

In Imperial

#6 of 10

public schools

In district

#3 of 5

WINDSOR C-1

Academic growth

9.0 / 10

Excellent

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Windsor High

6.0/10

High School in Imperial · grades 9th – 12th. Start here, then compare fit against nearby and district options.

Windsor Middle

6.0/10

0.2 mi away. Use as a geographic alternative in the same move search.

Windsor Elem.

6.5/10

0.3 mi away. Use as a geographic alternative in the same move search.

About Windsor High

Windsor High is a public high school in Imperial, MO, part of WINDSOR C-1. Windsor High serves approximately 874 students, and covers grades 9th-12th, and has a 15.6:1 student-teacher ratio. Windsor High has a current MySchoolScout rating of 6.0 out of 10 and ranks #1,320 of 2,221 schools in MO.

Structured state assessment records for Windsor High show 41% math proficiency (multi-year average, 2009-2025) and 66% reading/ELA proficiency (multi-year average, 2009-2025).

How it compares0.4 pts below MO schools
  • This school 6.0 · Average
  • MO avg 6.4

Score Breakdown

Full Profile · 4/4 metrics
Student Progress9.0Excellent25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data15
Annual Change+4.6 pts/yr
Data Period2009–2025
TrendImproving
Academics5.4Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency33.9% (2025 MAP)
Reading/ELA Proficiency50.5% (2025 MAP)
Math vs. State Avg-14.5 pts
Reading vs. State Avg-6.9 pts
Overall Proficiency42% (2025 MAP, Math+ELA)
Expected (poverty-adj.)53% (model expectation from 2025 MAP)
vs. Expected-10.5 pts
Adjusted Percentile36th
College Readiness5.5Average30%
Graduation rates, AP course participation, and IB availability.
View breakdown
4-Year Graduation Rate91%
AP Participation13.8%
IB ProgramNo
Resources & Environment3.8Needs Improvement20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio15.6:1
Per-Pupil Spending$11,176
Chronic Absenteeism13.4%

Windsor High — Students at Windsor High score 42% proficient, which is below what's typical for similar communities (expected: 53%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

27.1%

Students qualifying for federal meal assistance

Test Scores MO MAP (2024-25)

Math Proficiency 41.1% (multi-year average, 2009-2025)
School
State
47.4% (multi-year state average, 2024-2025)
ELA Proficiency 66.2% (multi-year average, 2009-2025)
School
State
56.6% (multi-year state average, 2024-2025)

Based on 30 test records from MO state assessments. About our data

Proficiency Trend

↓ Declining

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

2009
Math
52%
ELA
82%
2010
Math
57%
ELA
82%
2011
Math
42%
ELA
78%
2012
Math
47%
ELA
76%
2013
Math
56%
ELA
80%
2014
Math
59%
ELA
83%
2015
Math
46%
ELA
81%
2017
Math
46%
ELA
53%
2018
Math
35%
ELA
61%
2019
Math
35%
ELA
61%
2020*
Math
26%
ELA
55%
2021*
Math
26%
ELA
55%
2022
Math
34%
ELA
42%
2024
Math
21.6%
ELA
53.6%
2025
Math
33.9%
ELA
50.5%

* 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: 9.0/10.

How Windsor High Compares

See how Windsor High performs across key quality dimensions compared to state benchmarks.

Overall Score
6.0/10
41th percentile in MO
Academic
5.4/10
Average
Growth
9.0/10
Excellent
Environment
3.8/10
Needs Improvement
AP Courses
3
State avg: 2.3
Sports
16
8 boys' · 8 girls'
Advanced STEM
5/5
Subjects offered
Gifted & Talented
Yes
Program available

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
27%
Teaching Staff
16:1 student-teacher ratio
56 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
13.4%

Programs & Offerings

AP/IB Programs3 AP courses offered
13.8% participation·State avg: 2.3 AP courses·CRDC 2021-22
Athletics16sports offered
8 boys'·8 girls'·37 teams (incl. JV)·CRDC 2021-22
Advanced STEM Courses5 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22
Gifted & Talented Program Available
This school offers a gifted and talented program for qualifying students. · CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

6208 HWY 61-67, Imperial, MO 63052

Nearby Alternatives

Families considering Windsor High may also want to explore other high schools in the area. LONE DELL ELEM. (rated 9.4/10, 5.4 miles away, in nearby Arnold), which scores notably higher. Another option is SECKMAN ELEM. (rated 9.0/10, 4.1 miles away), which scores notably higher. Additionally, ROCKPORT HEIGHTS ELEM. (rated 8.8/10, 3.1 miles away, in nearby Arnold), which scores notably higher. For more schools in Imperial, see our Imperial schools guide .

Nearby Schools

20 within 5.9 mi
School Distance Rating
WINDSOR MIDDLE Imperial 0.2 mi 6.0
WINDSOR ELEM. Imperial 0.3 mi 6.5
WINDSOR INTERMEDIATE Imperial 0.3 mi 4.6
ST JOSEPH CATHOLIC SCHOOL Imperial 1.2 mi 5.7
ROCKPORT HEIGHTS ELEM. Arnold 3.1 mi 8.8
VICTORY CHRISTIAN ACADEMY Arnold 3.3 mi 8.2
RAYMOND NANCY HODGE ELEM. Imperial 3.0 mi 8.7
JAMES E. FREER ELEM. Barnhart 3.0 mi 8.7
ST JOHNS LUTHERAN SCHOOL Arnold 3.5 mi 5.5
ROGERS ELEM. St. Louis 4.3 mi 5.7
RICHARD SIMPSON ELEM. Arnold 4.3 mi 5.3
SECKMAN SR. HIGH Imperial 4.0 mi 6.5
SECKMAN ELEM. Imperial 4.1 mi 9.0
HOLY CHILD CATHOLIC SCHOOL Arnold 4.9 mi 5.6
SECKMAN MIDDLE Imperial 4.2 mi 5.6
ANTONIA MIDDLE SCHOOL Barnhart 4.1 mi 7.9
PEVELY ELEM. Pevely 5.6 mi 5.3
SHERWOOD ELEM. Arnold 5.6 mi 8.8
LONE DELL ELEM. Arnold 5.4 mi 9.4
DON EARL EARLY CHILDHOOD CTR. Arnold 5.9 mi 5.2

Neighborhood Census ACS (2019-2023)

Census data for ZIP 63052 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$95,891

Median Home Value

$259,400

Median Rent

$965/mo

Population

28,741

College Educated

27.1%

Homeownership

85.7%

Avg Commute

29.8 min

Poverty Rate

4.6%

Median Age

38.9

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
STE. GENEVIEVE SR. HIGH Ste Genevieve, MO 6.0
AURORA HIGH Aurora, MO 6.1
BOONVILLE HIGH Boonville, MO 6.1
CASSVILLE HIGH Cassville, MO 6.1
DEXTER HIGH Dexter, MO 5.9
JENNINGS HIGH Jennings, MO 5.9

Frequently Asked Questions

Common questions about Windsor High

What grades does Windsor High serve?

Windsor High serves students in grades 9th through 12th.

How many students attend Windsor High?

Windsor High has an enrollment of approximately 874 students.

What is the student-teacher ratio at Windsor High?

The student-teacher ratio at Windsor High is 15.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Windsor High rank in MO?

Windsor High ranks #1,320 of 2,221 schools in MO.

What is Windsor High's MySchoolScout rating?

Windsor High has a current MySchoolScout rating of 6.0 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Windsor High?

Based on loaded state assessment records, Windsor High has 41% math proficiency (multi-year average, 2009-2025) and 66% reading/ELA proficiency (multi-year average, 2009-2025).

Is Windsor High a charter school?

No, Windsor High is not a charter school. It is a traditional public school operated by the local school district.

Is Windsor High a Title I school?

No, Windsor High is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Windsor High?

27.1% of students at Windsor High 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
12 Car-Dependent
Bike Score
9 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
874
Student-Teacher Ratio
15.6:1
Teachers (FTE)
56
Free/Reduced Lunch
27.1%
Type
regular
Setting
Large Suburb
County
Jefferson County
Chronic Absenteeism (SY 2022-23)
13.4%
4-Year Graduation
91.0%

District

WINDSOR C-1
District Enrollment
2,959
Schools in District
5
Per-Pupil Spending
$11,176
District Rank
#3 of 5

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