- Enrollment
- 2,226
- Students per teacher
- 16.7:1
- Resource Index
- 47/100
Middle school (grades 6-8) · Millersville, MD
Old Mill Middle South
Federal NCES profile for Old Mill Middle South, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 240006000108
👥 S:T ratio 36
🌟 Gifted program 70
🎓 Counselors 22
📋 Attendance 55
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Old Mill Middle South earns 46/100 on the Resource Investment Index, with class sizes larger than 71% of Maryland schools.
- #4 of 6
- public schools in Millersville · Resource Index
- 46
- Resource Index · Typical
- 16.1:1
- large classes for Maryland
- 38.2%
- free-lunch eligible
Old Mill Middle South has class sizes larger than 71% of Maryland schools. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Old Mill Middle South ranks #4 of 6 public schools in Millersville, MD.
School address
District: Anne Arundel County Public Schools · Maryland
NCES ID 240006000108 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-16 students YoY
Old Mill Middle South held near 963 students from 2022-23 to 2023-24 (-16 headcount).
Teacher FTE lost 73.5 → 73.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-16 students YoY 240006000108 · Millersville, MD Middle · MID · TRAD
1,173 enr · 16.1:1 · 38.2% lunch · RII 46
Nearest enrollment peer: Glen Burnie High (2,226 students)
Old Mill Middle South held near 963 students from 2022-23 to 2023-24 (-16 headcount). Teacher FTE lost 73.5 → 73.0 across the same CCD years. Read with this school → · District book → · Maryland schools → · Find another →
Old Mill Middle South in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Glen Burnie Hi
Glen Burnie High
2,226 students
- North County H
North County High
2,161 students
- Broadneck High
Broadneck High
2,143 students
- Annapolis High
Annapolis High
2,075 students
- Meade High
Meade High
2,045 students
- This school
Old Mill Middle South
1,173 students
What this shows Old Mill Middle South reports 1,173 students on the CCD universe file.
How Old Mill Middle South compares
Old Mill Middle South held steady on CCD headcount: ratios and free-lunch share vs Maryland and U.S. means.
| Metric | This school | vs Maryland | Maryland avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.1:1 | ▲ 11% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 38.2% | ▼ 22% | 49.0% | 51.7% |
| Enrollment | 1,173 | top 10% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.1:1
Leaner classes than 37% of US schools, a middle-of-the-pack class size.
1,173
Bigger than 94% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
38.2%
free-lunch eligible
- 22% below the Maryland average of 49.0%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
16.1:1
students per teacher
- 11% above state mean
Top 71% in Maryland - lower ratio than 29% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
17.8%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$17,624
per pupil, district-wide
- below Maryland avg of $18,753
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors3.0 FTE
Per 391 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 130 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 11.1 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 38.8%
White 28.0%
Hispanic or Latino 20.5%
Two or More 7.5%
Asian 4.7%
Native Hawaiian / Pacific Islander 0.3%
American Indian / Alaska Native 0.2%
Largest group: African American at 38.8% of enrollment.
Student-body diversity index 72.1/100
Simpson diversity index - at 72.1, Old Mill Middle South is more mixed than the Maryland school average of 52.3.
Programs
Gifted & talented Yes
District finance for Anne Arundel County Public Schools reports $17,624 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Old Mill Middle South Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Glen Burnie High | Larger | Higher economic need | Similar S:T ratio |
| North County High | Larger | Higher economic need | Similar S:T ratio |
| Broadneck High | Larger | Lower economic need | Higher S:T ratio |
| Annapolis High | Larger | Higher economic need | Lower S:T ratio |
| Meade High | Larger | Higher economic need | Similar S:T ratio |
Comparisons are relative to Old Mill Middle South's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,161
- Students per teacher
- 15:1
- Resource Index
- 52/100
- Enrollment
- 2,143
- Students per teacher
- 17.6:1
- Resource Index
- 44/100
- Enrollment
- 2,075
- Students per teacher
- 14:1
- Resource Index
- 39/100
- Enrollment
- 2,045
- Students per teacher
- 15.1:1
- Resource Index
- 50/100
Similar middle schools in Millersville
1 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~1,173 students)
Frequently asked questions about Old Mill Middle South
How many students attend Old Mill Middle South?
Old Mill Middle South has 1,173 students enrolled. It is a middle school in Millersville, MD. CCD year-over-year: 979 (2022-23) → 963 (2023-24), nearly flat (-16).
What is the student-teacher ratio at Old Mill Middle South?
The student-teacher ratio at Old Mill Middle South is 16.1:1, which is 11% higher than the Maryland average of 14.5:1 and 3% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Old Mill Middle South?
38.2% of students at Old Mill Middle South are eligible for free lunch, compared to the Maryland average of 49.0%.
What is the racial and ethnic makeup of Old Mill Middle South?
The largest demographic group at Old Mill Middle South is African American at 38.8% of enrollment, in Millersville, MD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 72.1/100.
What is the Resource Investment Index for Old Mill Middle South?
Old Mill Middle South has a Resource Investment Index of 46/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Old Mill Middle South rank among public schools in Millersville?
By Resource Investment Index, Old Mill Middle South ranks #4 of 6 public schools in Millersville, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Millersville on the city page.
What other schools are in Anne Arundel County Public Schools?
Besides Old Mill Middle South, Anne Arundel County Public Schools also operates Glen Burnie High (2,226 students), North County High (2,161 students), and Broadneck High (2,143 students). See the Anne Arundel County Public Schools district page for the complete list.