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Average

#888 of 1,363 schools in MD

Windsor Mill Middle

Middle School · Baltimore County Public Schools

8300 Windsor Mill Rd, Baltimore, MD 21209

Enrollment

609

Student-Teacher

16.5:1

Score

5.5

Grades

6th – 8th

Data vintage2022-23

How this school compares

Maryland schools

#888 of 1,363

In Baltimore

#94 of 267

public schools

In district

#67 of 169

Baltimore County Public Schools

Academic growth

7.5 / 10

Very Good

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Windsor Mill Middle

5.5/10

Middle School in Baltimore · grades 6th – 8th. Start here, then compare fit against nearby and district options.

Winfield Elementary

5.5/10

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

Windsor Christian Academy

Nearby

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

About Windsor Mill Middle

Windsor Mill Middle is a public middle school in Baltimore, MD, part of Baltimore County Public Schools. Windsor Mill Middle serves approximately 609 students, and covers grades 6th-8th, and has a 16.5:1 student-teacher ratio. Windsor Mill Middle has a current MySchoolScout rating of 5.5 out of 10 and ranks #888 of 1,363 schools in MD.

Structured state assessment records for Windsor Mill Middle show 23% math proficiency (multi-year average, 2009-2025) and 41% reading/ELA proficiency (multi-year average, 2009-2025).

How it compares0.5 pts above district
  • This school 5.5 · Average
  • District avg 5.0
  • MD avg 6.5

What Parents Should Know

Test scores at Windsor Mill Middle sit below average, but its growth scores are strong: students here make above-average progress year over year. The raw numbers haven't caught up, but a school that keeps moving kids forward is doing the harder, more important work.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress7.5Very Good40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data14
Annual Change-3.62 pts/yr
Data Period2009–2025
TrendDeclining
Academics4.0Below Average35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency7.3% (2025 MCAP)
Reading/ELA Proficiency40.8% (2025 MCAP)
Math vs. State Avg-22.9 pts
Reading vs. State Avg-10.3 pts
Overall Proficiency24% (2025 MCAP, Math+ELA)
Expected (poverty-adj.)35% (model expectation from 2025 MCAP)
vs. Expected-11.2 pts
Adjusted Percentile21th
Resources & Environment4.5Below Average25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio16.5:1
Per-Pupil Spending$18,666
Chronic Absenteeism29.9%

Windsor Mill Middle — Students at Windsor Mill Middle score 24% proficient, which is below what's typical for similar communities (expected: 35%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

56.7%

Students qualifying for federal meal assistance

Test Scores MD MCAP (2024-25)

Math Proficiency 23.4% (multi-year average, 2009-2025)
School
State
30.2% (2025 MCAP)
ELA Proficiency 41.2% (multi-year average, 2009-2025)
School
State
51.1% (2025 MCAP)

Based on 28 test records from MD state assessments. About our data

Proficiency Trend

↓ Declining

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

2009
Math
58%
ELA
77%
2010
Math
50%
ELA
69%
2011
Math
52%
ELA
73%
2012
Math
52%
ELA
71%
2013
Math
50%
ELA
73%
2014
Math
11%
ELA
16%
2015
Math
10%
ELA
16%
2016
Math
7%
ELA
19%
2018
Math
8%
ELA
21%
2019
Math
8%
ELA
21%
2020*
Math
5%
ELA
28%
2021*
Math
5%
ELA
28%
2022
Math
4%
ELA
24%
2025
Math
7.3%
ELA
40.8%

* 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: 7.5/10.

How Windsor Mill Middle Compares

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

Overall Score
5.5/10
35th percentile in MD
Academic
4.0/10
Below Average
Growth
7.5/10
Very Good
Environment
4.5/10
Below Average
Gifted & Talented
Yes
Program available

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
57%
Teaching Staff
17:1 student-teacher ratio
37 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
29.9%

Programs & Offerings

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

8300 Windsor Mill Rd, Baltimore, MD 21209

Nearby Alternatives

Families considering Windsor Mill Middle may also want to explore other middle schools in the area. Watershed Public Charter (rated 8.2/10, 2.7 miles away, in nearby Woodlawn), which scores notably higher. Another option is Lyons Mill Elementary (rated 8.2/10, 2.9 miles away, in nearby Owings Mills), which scores notably higher. Additionally, MCDONOGH SCHOOL (rated 7.2/10, 2.9 miles away, in nearby Owings Mills), which scores notably higher. For more schools in Baltimore, see our Baltimore schools guide .

Nearby Schools

20 within 2.9 mi
School Distance Rating
Winfield Elementary Baltimore 0.4 mi 5.5
WINDSOR CHRISTIAN ACADEMY Baltimore 0.9 mi
Randallstown Elementary Randallstown 1.1 mi 6.4
Church Lane Elementary Randallstown 1.2 mi 3.5
Scotts Branch Elementary Baltimore 1.3 mi 4.0
ARLINGTON BAPTIST SCHOOL Baltimore 1.6 mi 5.6
Winand Elementary Baltimore 1.9 mi 6.3
Randallstown High Randallstown 2.1 mi 3.7
Northwest Academy of Health Sciences Baltimore 1.8 mi 5.5
Hebbville Elementary Baltimore 1.9 mi 6.1
Milford Mill Academy Baltimore 2.0 mi 3.9
Northwest EDLP at Milford Mill Academy Towson 2.0 mi
Dogwood Elementary Baltimore 2.6 mi 3.4
TALMUDICAL ACADEMY OF BALTIMORE, INC. Baltimore 2.3 mi 5.3
CHILDREN'S MANOR MONTESSORI SCHOOL Windsor Mill 2.7 mi
MCDONOGH SCHOOL Owings Mills 2.9 mi 7.2
CHILDRENS MAGNET MONTESSORI SCHOOL Owings Mills 3.0 mi
TALMUDICAL ACADEMY-BALTIMORE Baltimore 2.4 mi 5.3
Watershed Public Charter Woodlawn 2.7 mi 8.2
Lyons Mill Elementary Owings Mills 2.9 mi 8.2

Neighborhood Census ACS (2019-2023)

Census data for ZIP 21209 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$87,669

Median Home Value

$418,800

Median Rent

$1,640/mo

Population

30,766

College Educated

60.4%

Homeownership

57.2%

Avg Commute

24.9 min

Poverty Rate

7.2%

Median Age

35.5

Similar Schools

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

School Rating
G. James Gholson Middle Landover, MD 5.5
MacArthur Middle Fort Meade, MD 5.5
North East Middle North East, MD 5.5
Northwest Academy of Health Sciences Baltimore, MD 5.5
Ballenger Creek Middle Frederick, MD 5.4
Crestwood Middle Frederick, MD 5.6

Frequently Asked Questions

Common questions about Windsor Mill Middle

What grades does Windsor Mill Middle serve?

Windsor Mill Middle serves students in grades 6th through 8th.

How many students attend Windsor Mill Middle?

Windsor Mill Middle has an enrollment of approximately 609 students.

What is the student-teacher ratio at Windsor Mill Middle?

The student-teacher ratio at Windsor Mill Middle is 16.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Windsor Mill Middle rank in MD?

Windsor Mill Middle ranks #888 of 1,363 schools in MD.

What is Windsor Mill Middle's MySchoolScout rating?

Windsor Mill Middle has a current MySchoolScout rating of 5.5 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 Mill Middle?

Based on loaded state assessment records, Windsor Mill Middle has 23% math proficiency (multi-year average, 2009-2025) and 41% reading/ELA proficiency (multi-year average, 2009-2025).

Is Windsor Mill Middle a charter school?

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

Is Windsor Mill Middle a Title I school?

No, Windsor Mill Middle is not currently a Title I school.

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

56.7% of students at Windsor Mill Middle 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
5 Car-Dependent
Transit Score
42 Some Transit
Bike Score
19 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 8th
Enrollment
609
Student-Teacher Ratio
16.5:1
Teachers (FTE)
37
Free/Reduced Lunch
56.7%
Type
regular
Setting
Large Suburb
County
Baltimore County
Chronic Absenteeism (SY 2022-23)
29.9%

District

Baltimore County Public Schools
District Enrollment
110,275
Schools in District
179
Per-Pupil Spending
$18,666
District Rank
#67 of 169

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