Average
#657 of 1,363 schools in MD
Top 48% in state
Old Mill Middle South
Middle School · Anne Arundel County Public Schools
620 Patriot Ln, Millersville, MD 21108
Enrollment
963
Student-Teacher
13.2:1
Score
6.4
Grades
6th – 8th
Enrollment
963
Student-Teacher
13.2:1
Score
6.4
Grades
6th – 8th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Maryland schools
#657 of 1,363
In Millersville
#3 of 6
public schools
In district
#56 of 123
Anne Arundel County Public Schools
School environment
8.6 / 10
Excellent
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Old Mill Middle South
Middle School in Millersville · grades 6th – 8th. Start here, then compare fit against nearby and district options.
Old Mill Middle North
0.0 mi away. Use as a geographic alternative in the same move search.
Old Mill High
0.1 mi away. Use as a geographic alternative in the same move search.
About Old Mill Middle South
Old Mill Middle South is a public middle school in Millersville, MD, part of Anne Arundel County Public Schools. Old Mill Middle South serves approximately 963 students, and covers grades 6th-8th, and has a 13.2:1 student-teacher ratio. Old Mill Middle South has a current MySchoolScout rating of 6.4 out of 10 and ranks #657 of 1,363 schools in MD.
Structured state assessment records for Old Mill Middle South show 46% math proficiency (multi-year average, 2009-2025) and 60% reading/ELA proficiency (multi-year average, 2009-2025).
- This school 6.4 · Average
- District avg 6.8
- MD avg 6.5
What Parents Should Know
Test scores at Old Mill Middle South 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 metricsView breakdown
View breakdown
View breakdown
Old Mill Middle South — Students at Old Mill Middle South score 30% proficient, which is below what's typical for similar communities (expected: 47%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
38.5%
Students qualifying for federal meal assistance
Test Scores MD MCAP (2024-25)
Based on 28 test records from MD state assessments. About our data
Proficiency Trend
↓ DecliningAverage 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: 6.8/10.
How Old Mill Middle South Compares
See how Old Mill Middle South performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
620 Patriot Ln, Millersville, MD 21108
Nearby Alternatives
Families considering Old Mill Middle South may also want to explore other middle schools in the area. Old Mill Middle North (rated 6.0/10), with a comparable rating. Additionally, Corkran Middle School (rated 5.9/10, 2.2 miles away, in nearby Glen Burnie), with a comparable rating. For more schools in Millersville, see our Millersville schools guide .
Nearby Schools
20 within 2.6 mi| School | Distance | Rating |
|---|---|---|
| Old Mill Middle North Millersville | 0.0 mi | 6.0 |
| Old Mill High Millersville | 0.1 mi | 5.7 |
| Rippling Woods Elementary Glen Burnie | 0.4 mi | 5.3 |
| Ruth Parker Eason School Millersville | 0.4 mi | 2.5 |
| Southgate Elementary Glen Burnie | 0.7 mi | 4.4 |
| ST PAULS LUTHERAN SCHOOL Glen Burnie | 1.3 mi | 8.1 |
| ARCHBISHOP SPALDING HIGH SCHOOL Severn | 1.0 mi | 4.2 |
| ARCHBISHOP SPALDING HIGH SCHOOL Severn | 1.0 mi | 4.8 |
| Glen Burnie Park Elementary Glen Burnie | 1.3 mi | 5.9 |
| Oakwood Elementary Glen Burnie | 1.5 mi | 4.8 |
| Woodside Elementary Glen Burnie | 1.4 mi | 4.9 |
| Shipley's Choice Elementary Millersville | 1.7 mi | 9.2 |
| Quarterfield Elementary Severn | 1.7 mi | 5.1 |
| HIGH ROAD SCHOOL OF ANNE ARUNDEL COUNTY Millersville | 2.1 mi | 7.5 |
| Corkran Middle School Glen Burnie | 2.2 mi | 5.9 |
| ELVATON CHRISTIAN ACADEMY Millersville | 1.8 mi | 6.0 |
| CALVARY BAPTIST CHURCH ACADEMY Glen Burnie | 2.0 mi | 6.8 |
| Marley Glen School Glen Burnie | 2.1 mi | 2.8 |
| Marley Elementary Glen Burnie | 2.2 mi | 3.8 |
| Richard Henry Lee Elementary Glen Burnie | 2.6 mi | 4.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 21108 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$146,556
Median Home Value
$543,200
Median Rent
$2,030/mo
Population
17,894
College Educated
53.6%
Homeownership
87%
Avg Commute
26.9 min
Poverty Rate
3.5%
Median Age
41.5
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| North Carroll Middle Hampstead, MD | 6.4 |
| Rocky Hill Middle Clarksburg, MD | 6.4 |
| Silver Spring International Middle Silver Spring, MD | 6.4 |
| Walker Mill Middle Capitol Heights, MD | 6.4 |
| Havre de Grace Middle Havre De Grace, MD | 6.5 |
| John T. Baker Middle School Damascus, MD | 6.5 |
Frequently Asked Questions
Common questions about Old Mill Middle South
What grades does Old Mill Middle South serve?
Old Mill Middle South serves students in grades 6th through 8th.
How many students attend Old Mill Middle South?
Old Mill Middle South has an enrollment of approximately 963 students.
What is the student-teacher ratio at Old Mill Middle South?
The student-teacher ratio at Old Mill Middle South is 13.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Old Mill Middle South rank in MD?
Old Mill Middle South ranks #657 of 1,363 schools in MD.
What is Old Mill Middle South's MySchoolScout rating?
Old Mill Middle South has a current MySchoolScout rating of 6.4 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 Old Mill Middle South?
Based on loaded state assessment records, Old Mill Middle South has 46% math proficiency (multi-year average, 2009-2025) and 60% reading/ELA proficiency (multi-year average, 2009-2025).
Is Old Mill Middle South a charter school?
No, Old Mill Middle South is not a charter school. It is a traditional public school operated by the local school district.
Is Old Mill Middle South a Title I school?
No, Old Mill Middle South is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Old Mill Middle South?
38.5% of students at Old Mill Middle South 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
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 6th – 8th
- Enrollment
- 963
- Student-Teacher Ratio
- 13.2:1
- Teachers (FTE)
- 73
- Free/Reduced Lunch
- 38.5%
- Type
- regular
- Setting
- Large Suburb
- County
- Anne Arundel County
- Chronic Absenteeism (SY 2022-23)
- 20.0%
- Phone
- (410) 969-7000
Resources & Links
District
Anne Arundel County Public Schools- District Enrollment
- 84,346
- Schools in District
- 126
- Per-Pupil Spending
- $17,624
- District Rank
- #56 of 123
Other Schools in This District
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