- Enrollment
- 2,087
- Students per teacher
- 15.5:1
- Resource Index
- 48/100
Other / mixed grade configuration · Baltimore, MD
Mars Estates Elementary
Federal NCES profile for Mars Estates Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
2024-25 NCES dataOther / mixed grade configurationNCES 240012000424
👥 S:T ratio 43
🌟 Gifted program 70
🎓 Counselors 20
📋 Attendance 18
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Mars Estates Elementary earns 38/100 on the Resource Investment Index, with class sizes near the Maryland median.
- #65 of 177
- schools in Baltimore · Resource Index
- 38
- Resource Index · Typical
- 14.3:1
- students per teacher
- 69.9%
- free-lunch eligible
Mars Estates Elementary has class sizes near the Maryland median. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Mars Estates Elementary ranks #65 of 177 schools in Baltimore, MD.
School address
District: Baltimore County Public Schools · Maryland
NCES ID 240012000424 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+34 students YoY
Mars Estates Elementary grew from 316 students in 2022-23 to 350 in 2023-24 (+10.8%).
Teacher FTE lost 28.1 → 26.9 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+34 students YoY 240012000424 · Baltimore, MD Other · SMALL · TRAD
400 enr · 14.3:1 · 69.9% lunch · RII 38
Nearest enrollment peer: Dundalk High (2,087 students)
Mars Estates Elementary grew from 316 students in 2022-23 to 350 in 2023-24 (+10.8%). Teacher FTE lost 28.1 → 26.9 across the same CCD years. Read with this school → · District book → · Maryland schools → · Find another →
Mars Estates Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Dundalk High
Dundalk High
2,087 students
- Perry Hall Hig
Perry Hall High
2,012 students
- Woodlawn High
Woodlawn High
1,922 students
- Kenwood High
Kenwood High
1,900 students
- Dulaney High
Dulaney High
1,889 students
- This school 400
Mars Estates Elementary
400 students
What this shows Mars Estates Elementary reports 400 students on the CCD universe file.
How Mars Estates Elementary compares
Mars Estates Elementary is a growing campus on CCD: ratios and free-lunch share vs Maryland and U.S. means.
| Metric | This school | vs Maryland | Maryland avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.3:1 | ▼ 1% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 69.9% | ▲ 43% | 49.0% | 51.7% |
| Enrollment | 400 | top 72% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.3:1
Leaner classes than 54% of US schools, a middle-of-the-pack class size.
400
Bigger than 47% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
69.9%
free-lunch eligible
- 43% above the Maryland average of 49.0%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.3:1
students per teacher
- 1% below state mean
Top 47% in Maryland - lower ratio than 53% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
33.0%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$18,666
per pupil, district-wide
- below Maryland avg of $18,753
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 400 students, the combined health-and-guidance staffing load for this school.
Discipline context
0
in-school suspensions + 2 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
African American 54.5%
Hispanic or Latino 23.5%
White 10.8%
Two or More 9.0%
Asian 2.3%
Largest group: African American at 54.5% of enrollment.
Student-body diversity index 62.7/100
Simpson diversity index - at 62.7, Mars Estates Elementary is more mixed than the Maryland school average of 52.3.
Programs
Gifted & talented Yes
District finance for Baltimore County Public Schools reports $18,666 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Mars Estates Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Dundalk High | Larger | Lower economic need | Similar S:T ratio |
| Perry Hall High | Larger | Lower economic need | Higher S:T ratio |
| Woodlawn High | Larger | Lower economic need | Higher S:T ratio |
| Kenwood High | Larger | Lower economic need | Higher S:T ratio |
| Dulaney High | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Mars Estates Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,012
- Students per teacher
- 16.6:1
- Resource Index
- 39/100
- Enrollment
- 1,922
- Students per teacher
- 17:1
- Resource Index
- 46/100
- Enrollment
- 1,900
- Students per teacher
- 16.5:1
- Resource Index
- 45/100
- Enrollment
- 1,889
- Students per teacher
- 17.5:1
- Resource Index
- 43/100
Similar other schools in Baltimore
6 comparable other schools (grades Mixed) serving the same city.
Roland Park Elementary/Middle
Standard public school
1,371 students 19.6:1 students per teacher
Lakeland Elementary/Middle
Standard public school
1,070 students 14.5:1 students per teacher
John Ruhrah Elementary/Middle
Standard public school
1,061 students 13.1:1 students per teacher
Academy for College and Career Exploration
Standard public school
967 students 16.4:1 students per teacher
Hampstead Hill Academy
Standard public school
933 students 20.3:1 students per teacher
The Belair-Edison School
Standard public school
911 students 13.6:1 students per teacher
Nationwide other 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 (~400 students)
Frequently asked questions about Mars Estates Elementary
How many students attend Mars Estates Elementary?
Mars Estates Elementary has 400 students enrolled. It is a public school in Baltimore, MD. CCD year-over-year: 316 (2022-23) → 350 (2023-24), up 34.
What is the student-teacher ratio at Mars Estates Elementary?
The student-teacher ratio at Mars Estates Elementary is 14.3:1, which is 1% lower than the Maryland average of 14.5:1 and 9% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Mars Estates Elementary?
69.9% of students at Mars Estates Elementary are eligible for free lunch, compared to the Maryland average of 49.0%.
What is the racial and ethnic makeup of Mars Estates Elementary?
The largest demographic group at Mars Estates Elementary is African American at 54.5% of enrollment, in Baltimore, MD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 62.7/100.
What is the Resource Investment Index for Mars Estates Elementary?
Mars Estates Elementary has a Resource Investment Index of 38/100 (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 Mars Estates Elementary rank among schools in Baltimore?
By Resource Investment Index, Mars Estates Elementary ranks #65 of 177 schools in Baltimore, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Baltimore on the city page.
What other schools are in Baltimore County Public Schools?
Besides Mars Estates Elementary, Baltimore County Public Schools also operates Dundalk High (2,087 students), Perry Hall High (2,012 students), and Woodlawn High (1,922 students). See the Baltimore County Public Schools district page for the complete list.