Enrollment
862
Virginia · 2024-25 NCES data
Middle school (grades 6-8) · Mechanicsville, VA
Federal NCES profile for Oak Knoll Middle, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 63/100.
The verdict
Oak Knoll Middle earns 63/100 on the Resource Investment Index, with class sizes smaller than 87% of Virginia schools.
Oak Knoll Middle has class sizes smaller than 87% of Virginia schools. Computed live against every Virginia school reporting to NCES.
By Resource Investment Index, Oak Knoll Middle ranks #1 of 3 middle schools in Mechanicsville, VA.
NCES ID 510183002277 Verify on NCES CCD record →
Enrollment
862
Virginia · 2024-25 NCES data
Teachers (FTE)
78.0
Federal CCD staff survey
Students per teacher
11.1:1
vs 13.9:1 Virginia avg
-20% vs state
Free-lunch eligible
12.4%
vs 57.6% Virginia avg
-78% vs state
How Oak Knoll Middle compares with Virginia and U.S. medians
Smaller classes than state median
11.1:1 - 2.8 below the Virginia state median of 13.9:1, indicating smaller average class loads than typical schools in the state.
Oak Knoll Middle is a lower-poverty, mid-sized middle school in Mechanicsville, Virginia, enrolling 862 students.
Classes run notably small here: at 11.1:1, Oak Knoll Middle is leaner than roughly 87% of Virginia schools and 20% under the state's 13.9:1 norm, more adult attention per pupil than most peers.
Comparatively few students face economic hardship here, 12.4% free-meal eligibility runs 78% below the Virginia average.
Enrollment of 862 puts it in the larger third of Virginia schools by headcount.
Its Resource Investment Index outscores 96% of the 1,868 Virginia schools with a score on record, a top-tier result on this measure.
Among 220 similarly sized, similarly resourced-need Virginia schools statewide, it ranks #12, a top-tier result once campus size and economic need are matched.
Its student body is led by White (79%) and Two or More (7%) (diversity index 36/100).
Counselor coverage runs a bit thin, about 287 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Attendance holds up well here: only 7.1% of students were chronically absent, below the typical post-pandemic national figure.
Among Mechanicsville's middle schools, it stands alongside Chickahominy Middle (1,199 students): Oak Knoll Middle is smaller than that campus by headcount and runs leaner classes (11.1:1 vs 15.2:1).
Hanover County Public Schools also operates Atlee High (1,470 students) and Hanover High (1,349 students) alongside Oak Knoll Middle.
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
Oak Knoll Middle on the metrics families compare, against Virginia and U.S. means.
| Metric | This school | vs Virginia | Virginia avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.1:1 | ▼ 20% | 13.9:1 | 15.7:1 |
| Free-lunch eligible | 12.4% | ▼ 78% | 57.6% | 51.7% |
| Enrollment | 862 | top 20% | - | - |
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: White at 79.1% of enrollment.
Simpson diversity index - at 36.3, Oak Knoll Middle is less mixed than the Virginia school average of 53.7.
District-wide per-pupil expenditure for Hanover County Public Schools, which includes Oak Knoll Middle.
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 |
|---|---|---|---|
| Atlee High | Larger | Similar economic need | Higher S:T ratio |
| Hanover High | Larger | Similar economic need | Higher S:T ratio |
| Patrick Henry High | Larger | Higher economic need | Higher S:T ratio |
| Mechanicsville High | Larger | Higher economic need | Higher S:T ratio |
| Chickahominy Middle | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Oak Knoll Middle's own figures; each column derives from NCES Common Core of Data.
2 comparable middle schools (grades 6-8) serving the same city.
Matched by enrollment size and by staffing ratio across all of Virginia, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Oak Knoll Middle'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.
Oak Knoll Middle has 862 students enrolled. It is a middle school in Mechanicsville, VA.
The student-teacher ratio at Oak Knoll Middle is 11.1:1, which is 20% lower than the Virginia average of 13.9:1 and 29% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
12.4% of students at Oak Knoll Middle are eligible for free lunch, compared to the Virginia average of 57.6%.
The largest demographic group at Oak Knoll Middle is White at 79.1% of enrollment, in Mechanicsville, VA.
Oak Knoll Middle has a Resource Investment Index of 63/100 (higher 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, Oak Knoll Middle ranks #1 of 3 middle schools in Mechanicsville, VA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Mechanicsville on the city page.
Oak Knoll Middle earns 63/100 on the Resource Investment Index, with class sizes smaller than 87% of Virginia 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 Oak Knoll Middle, Hanover County Public Schools also operates Atlee High (1,470 students), Hanover High (1,349 students), and Patrick Henry High (1,294 students). See the Hanover 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, “Oak Knoll Middle, Mechanicsville VA.” 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/oak-knoll-middle-va
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