Enrollment
516
Missouri · 2024-25 NCES data
Middle school (grades 6-8) · Grain Valley, MO
Federal NCES profile for Grain Valley South Middle Schl, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
The verdict
Grain Valley South Middle Schl earns 43/100 on the Resource Investment Index, with class sizes near the Missouri median.
Grain Valley South Middle Schl has class sizes near the Missouri median. Computed live against every Missouri school reporting to NCES.
By Resource Investment Index, Grain Valley South Middle Schl ranks #7 of 8 public schools in Grain Valley, MO.
NCES ID 291308002463 Verify on NCES CCD record →
Enrollment
516
Missouri · 2024-25 NCES data
Teachers (FTE)
41.0
Federal CCD staff survey
Students per teacher
12.6:1
vs 12.8:1 Missouri avg
-2% vs state
Free-lunch eligible
21.0%
vs 46.1% Missouri avg
-54% vs state
How Grain Valley South Middle Schl compares with Missouri and U.S. medians
At or below state median
12.6:1 - 0.2 below the Missouri state median of 12.8:1, indicating smaller average class loads than typical schools in the state.
Grain Valley South Middle Schl is a mid-sized middle school in Grain Valley, Missouri, enrolling 516 students.
At 12.6:1, its student-teacher ratio sits close to the Missouri median, within a few percentage points of the 12.8:1 state norm, neither notably crowded nor notably small.
Economic need runs somewhat below the state's typical profile, with 21.0% of students eligible for free meals.
Enrollment of 516 puts it in the larger third of Missouri schools by headcount.
Its Resource Investment Index lands in the lower third of 2,313 scored Missouri schools.
Among 412 similarly sized, similarly resourced-need Missouri schools statewide, it ranks #335, in the lower tier once campus size and economic need are matched.
Its student body is predominantly White (81% of enrollment) (diversity index 34/100).
Counselor availability sits well past the ASCA benchmark, roughly 344 students sharing each counselor, though short of the most stretched campuses.
Chronic absenteeism is elevated: 32.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Grain Valley R-V spends $10,397 per pupil, 20% below the Missouri average, a leaner-resourced district than most.
Grain Valley R-V also operates Grain Valley High (1,482 students) and Prairie Branch Elem. (567 students) alongside Grain Valley South Middle Schl.
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
Grain Valley South Middle Schl on the metrics families compare, against Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.6:1 | ▼ 2% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 21.0% | ▼ 54% | 46.1% | 51.7% |
| Enrollment | 516 | 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 80.8% of enrollment.
Simpson diversity index - at 33.5, Grain Valley South Middle Schl is more mixed than the Missouri school average of 31.0.
District-wide per-pupil expenditure for Grain Valley R-V, which includes Grain Valley South Middle Schl.
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 |
|---|---|---|---|
| Grain Valley High | Larger | Similar economic need | Higher S:T ratio |
| Prairie Branch Elem. | Similar size | Lower economic need | Similar S:T ratio |
| Grain Valley North Middle Schl | Similar size | Similar economic need | Similar S:T ratio |
| Sni-a-Bar Elem. | Similar size | Similar economic need | Similar S:T ratio |
| Stony Point Elem. | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Grain Valley South Middle Schl's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Missouri, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Grain Valley South Middle Schl'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.
Grain Valley South Middle Schl has 516 students enrolled. It is a middle school in Grain Valley, MO.
The student-teacher ratio at Grain Valley South Middle Schl is 12.6:1, which is 2% lower than the Missouri average of 12.8:1 and 20% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
21.0% of students at Grain Valley South Middle Schl are eligible for free lunch, compared to the Missouri average of 46.1%.
The largest demographic group at Grain Valley South Middle Schl is White at 80.8% of enrollment, in Grain Valley, MO.
Grain Valley South Middle Schl 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, Grain Valley South Middle Schl ranks #7 of 8 public schools in Grain Valley, MO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Grain Valley on the city page.
Grain Valley South Middle Schl earns 43/100 on the Resource Investment Index, with class sizes near the Missouri median. 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 Grain Valley South Middle Schl, Grain Valley R-V also operates Grain Valley High (1,482 students), Prairie Branch Elem. (567 students), and Grain Valley North Middle Schl (527 students). See the Grain Valley R-V 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, “Grain Valley South Middle Schl, Grain Valley MO.” 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/grain-valley-south-middle-schl-mo
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