Enrollment
407
Maryland · 2024-25 NCES data
Other / mixed grade configuration · Columbia, MD
Federal NCES profile for Running Brook Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
The verdict
Running Brook Elementary earns 38/100 on the Resource Investment Index, with class sizes smaller than 96% of Maryland schools.
Running Brook Elementary has class sizes smaller than 96% of Maryland schools. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Running Brook Elementary ranks #11 of 12 schools in Columbia, MD.
NCES ID 240042000751 Verify on NCES CCD record →
Enrollment
407
Maryland · 2024-25 NCES data
Teachers (FTE)
46.0
Federal CCD staff survey
Students per teacher
8.8:1
vs 14.5:1 Maryland avg
-39% vs state
Free-lunch eligible
49.4%
vs 49.0% Maryland avg
+1% vs state
How Running Brook Elementary compares with Maryland and U.S. medians
Smaller classes than state median
8.8:1 - 5.7 below the Maryland state median of 14.5:1, indicating smaller average class loads than typical schools in the state.
Running Brook Elementary is a mid-sized combined-grade school in Columbia, Maryland, enrolling 407 students.
Classes run notably small here: at 8.8:1, Running Brook Elementary is leaner than roughly 96% of Maryland schools and 39% under the state's 14.5:1 norm, more adult attention per pupil than most peers.
Its free-meal eligibility rate of 49.4% lands close to the Maryland typical range, neither a high- nor low-need campus by this measure.
Enrollment of 407 puts it in the smaller third of Maryland schools by headcount.
Its Resource Investment Index lands in the lower third of 1,382 scored Maryland schools.
Against 253 statewide peers matched on enrollment and economic need, it ranks mid-pack at #163.
Its student body is led by African American (51%) and White (17%) (diversity index 67/100).
Counselor access is stretched at roughly 407 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 49.9% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Columbia's public schools, it stands alongside Phelps Luck Elementary (681 students): Running Brook Elementary is smaller than that campus by headcount and runs leaner classes (8.8:1 vs 11.3:1).
Howard County Public Schools also operates Marriotts Ridge High (1,741 students) and Reservoir High (1,597 students) alongside Running Brook Elementary.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Running Brook Elementary on the metrics families compare, against Maryland and U.S. means.
| Metric | This school | vs Maryland | Maryland avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.8:1 | ▼ 39% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 49.4% | ▲ 1% | 49.0% | 51.7% |
| Enrollment | 407 | top 71% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: African American at 51.4% of enrollment.
Simpson diversity index - at 67.3, Running Brook Elementary is more mixed than the Maryland school average of 52.3.
District-wide per-pupil expenditure for Howard County Public Schools, which includes Running Brook Elementary.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Marriotts Ridge High | Larger | Lower economic need | Higher S:T ratio |
| Reservoir High | Larger | Lower economic need | Higher S:T ratio |
| Atholton High | Larger | Lower economic need | Higher S:T ratio |
| Howard High | Larger | Lower economic need | Higher S:T ratio |
| Mount Hebron High | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Running Brook Elementary's own figures; each column derives from NCES Common Core of Data.
6 comparable other schools (grades Mixed) serving the same city.
Matched by enrollment size and by staffing ratio across all of Maryland, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Running Brook Elementary's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Running Brook Elementary has 407 students enrolled. It is a public school in Columbia, MD.
The student-teacher ratio at Running Brook Elementary is 8.8:1, which is 39% lower than the Maryland average of 14.5:1 and 44% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
49.4% of students at Running Brook Elementary are eligible for free lunch, compared to the Maryland average of 49.0%.
The largest demographic group at Running Brook Elementary is African American at 51.4% of enrollment, in Columbia, MD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 67.3/100.
Running Brook Elementary has a Resource Investment Index of 38/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Running Brook Elementary ranks #11 of 12 schools in Columbia, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Columbia on the city page.
Running Brook Elementary earns 38/100 on the Resource Investment Index, with class sizes smaller than 96% of Maryland schools. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Running Brook Elementary, Howard County Public Schools also operates Marriotts Ridge High (1,741 students), Reservoir High (1,597 students), and Atholton High (1,540 students). See the Howard County Public Schools district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
Published by
PlainSchools Editorial
Independent public-data reference that compiles, verifies, and contextualizes official datasets. We do not accept compensation from entities we cover, and every dataset cites its originating public source.
Last updated:
PlainSchools, “Running Brook Elementary, Columbia MD.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/running-brook-elementary-md
You are welcome to quote these figures with attribution to PlainSchools and the underlying source. The URL above is stable.