Enrollment
388
Maryland · 2024-25 NCES data
Other / mixed grade configuration · Silver Spring, MD
Federal NCES profile for Cannon Road Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
The verdict
Cannon Road Elementary earns 43/100 on the Resource Investment Index, with class sizes smaller than 83% of Maryland schools.
Cannon Road Elementary has class sizes smaller than 83% of Maryland schools. Computed live against every Maryland school reporting to NCES.
By Resource Investment Index, Cannon Road Elementary ranks #13 of 31 schools in Silver Spring, MD.
NCES ID 240048000797 Verify on NCES CCD record →
Enrollment
388
Maryland · 2024-25 NCES data
Teachers (FTE)
33.0
Federal CCD staff survey
Students per teacher
11.8:1
vs 14.5:1 Maryland avg
-19% vs state
Free-lunch eligible
63.6%
vs 49.0% Maryland avg
+30% vs state
How Cannon Road Elementary compares with Maryland and U.S. medians
Smaller classes than state median
11.8:1 - 2.7 below the Maryland state median of 14.5:1, indicating smaller average class loads than typical schools in the state.
Cannon Road Elementary is a higher-need, mid-sized combined-grade school in Silver Spring, Maryland, enrolling 388 students.
Class sizes run a bit leaner than typical: 11.8:1 puts it in the smaller third of Maryland schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 63.6% of students eligible for free meals.
Enrollment of 388 puts it in the smaller third of Maryland schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 1,382 scored Maryland schools.
Against 280 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #71.
Its student body is led by Hispanic or Latino (45%) and African American (37%) (diversity index 65/100).
Counselor availability sits well past the ASCA benchmark, roughly 388 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 29.9% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Silver Spring's public schools, it stands alongside Joann Leleck at Broad Acres Elementary (756 students): Cannon Road Elementary is smaller than that campus by headcount and runs heavier classes (11.8:1 vs 10.8:1).
Montgomery County Public Schools also operates Montgomery Blair High (3,266 students) and Walter Johnson High (3,016 students) alongside Cannon Road 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
Cannon Road 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 | 11.8:1 | ▼ 19% | 14.5:1 | 15.7:1 |
| Free-lunch eligible | 63.6% | ▲ 30% | 49.0% | 51.7% |
| Enrollment | 388 | top 74% | - | - |
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: Hispanic or Latino at 45.4% of enrollment.
Simpson diversity index - at 64.9, Cannon Road Elementary is more mixed than the Maryland school average of 52.3.
District-wide per-pupil expenditure for Montgomery County Public Schools, which includes Cannon Road 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 |
|---|---|---|---|
| Montgomery Blair High | Larger | Lower economic need | Higher S:T ratio |
| Walter Johnson High | Larger | Lower economic need | Higher S:T ratio |
| Wheaton High | Larger | Similar economic need | Higher S:T ratio |
| Gaithersburg High | Larger | Similar economic need | Higher S:T ratio |
| Seneca Valley High | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Cannon Road 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 Cannon Road 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.
Cannon Road Elementary has 388 students enrolled. It is a public school in Silver Spring, MD.
The student-teacher ratio at Cannon Road Elementary is 11.8:1, which is 19% lower than the Maryland average of 14.5:1 and 25% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
63.6% of students at Cannon Road Elementary are eligible for free lunch, compared to the Maryland average of 49.0%.
The largest demographic group at Cannon Road Elementary is Hispanic or Latino at 45.4% of enrollment, in Silver Spring, MD. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 64.9/100.
Cannon Road Elementary has a Resource Investment Index of 43/100 (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, Cannon Road Elementary ranks #13 of 31 schools in Silver Spring, MD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Silver Spring on the city page.
Cannon Road Elementary earns 43/100 on the Resource Investment Index, with class sizes smaller than 83% 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 Cannon Road Elementary, Montgomery County Public Schools also operates Montgomery Blair High (3,266 students), Walter Johnson High (3,016 students), and Wheaton High (2,794 students). See the Montgomery 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.
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PlainSchools, “Cannon Road Elementary, Silver Spring 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/cannon-road-elementary-md
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