Enrollment
359
Missouri · 2024-25 NCES data
Other / mixed grade configuration · Thayer, MO
Thayer Sr. High
Federal NCES profile for Thayer Sr. High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
2024-25 NCES dataOther / mixed grade configurationNCES 293027002069
👥 S:T ratio 47
🌟 Gifted program 30
🎓 Counselors 64
📋 Attendance 72
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Thayer Sr. High earns 53/100 on the Resource Investment Index, with class sizes near the Missouri median.
- 53
- Resource Index · Higher
- 13.3:1
- students per teacher
- 39.1%
- free-lunch eligible
- 359
- students enrolled
Thayer Sr. High has class sizes near the Missouri median. Computed live against every Missouri school reporting to NCES.
School address
Teachers (FTE)
27.0
Federal CCD staff survey
Students per teacher
13.3:1
vs 12.8:1 Missouri avg
+4% vs state
Free-lunch eligible
39.1%
vs 46.1% Missouri avg
-15% vs state
Student-teacher ratio in context
How Thayer Sr. High compares with Missouri and U.S. medians
What stands out at Thayer Sr. High
Thayer Sr. High is a mid-sized combined-grade school in Thayer, Missouri, enrolling 359 students.
At 13.3:1, 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.
Its free-meal eligibility rate of 39.1% lands close to the Missouri typical range, neither a high- nor low-need campus by this measure.
With 359 students, its enrollment sits close to the Missouri median campus size.
Its Resource Investment Index lands in the upper third of 2,313 scored Missouri schools.
Against 531 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #131.
Its student body is predominantly White (96% of enrollment) (diversity index 9/100).
Counselor coverage is strong, about 180 students per counselor, inside the American School Counselor Association's recommended 250:1.
11.4% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Thayer R-Ii spends $9,739 per pupil, 25% below the Missouri average, a leaner-resourced district than most.
Its district draws 15.6% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
The federal civil-rights collection also records 37 expulsions at this campus for 2021-22.
Its district, Thayer R-Ii, also runs Thayer Elem. (421 students).
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
How Thayer Sr. High compares
Thayer Sr. High on the metrics families compare, against Missouri and U.S. means.
| Metric | This school | vs Missouri | Missouri avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.3:1 | ▲ 4% | 12.8:1 | 15.7:1 |
| Free-lunch eligible | 39.1% | ▼ 15% | 46.1% | 51.7% |
| Enrollment | 359 | top 42% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
13.3:1
Leaner classes than 64% of US schools, a middle-of-the-pack class size.
359
Bigger than 41% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
39.1%
free-lunch eligible
- 15% below the Missouri average of 46.1%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
13.3:1
students per teacher
- 4% above state mean
Top 60% in Missouri - lower ratio than 40% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
11.4%
chronically absent (missed 10%+ of school days)
In the 10-15% range, above the pre-pandemic national baseline but within the broader post-pandemic picture.
Funding equity
$9,739
per pupil, district-wide
- below Missouri avg of $12,931
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 180 students, the combined health-and-guidance staffing load for this school.
Discipline context
26
in-school suspensions + 43 out-of-school
Suspension rate: 7.2 per 100 students. Combined in-school and out-of-school rate: 19.2 per 100 students. Reported via the Civil Rights Data Collection. Includes 37 expulsions.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
White 95.5%
Hispanic or Latino 3.1%
African American 0.6%
American Indian / Alaska Native 0.6%
Asian 0.3%
Largest group: White at 95.5% of enrollment.
Student-body diversity index 8.7/100
Simpson diversity index - at 8.7, Thayer Sr. High is less mixed than the Missouri school average of 31.0.
Programs
AP courses offered 2
Funding & spending
District-wide per-pupil expenditure for Thayer R-Ii, which includes Thayer Sr. High.
$9,739
Per student
-25%
vs Missouri
Avg $12,931
-41%
vs U.S.
Avg $16,593
Revenue mix
Local 37.3%
State 47.1%
Federal 15.6%
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.
How Thayer Sr. High Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Thayer Elem. | Similar size | Higher economic need | Similar S:T ratio |
Comparisons are relative to Thayer Sr. High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 421
- Students per teacher
- 12.8:1
- Resource Index
- 55/100
Similar other schools statewide
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.
Similar enrollment (~359 students)
Similar student-teacher ratio (~13.3:1)
Next steps
Verify locally before acting on Thayer Sr. High's federal record.
- Compare Thayer Sr. High against another school. Compare schools
- Thayer R-Ii's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Thayer Sr. High
How many students attend Thayer Sr. High?
Thayer Sr. High has 359 students enrolled. It is a public school in Thayer, MO.
What is the student-teacher ratio at Thayer Sr. High?
The student-teacher ratio at Thayer Sr. High is 13.3:1, which is 4% higher than the Missouri average of 12.8:1 and 15% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Thayer Sr. High?
39.1% of students at Thayer Sr. High are eligible for free lunch, compared to the Missouri average of 46.1%.
What is the racial and ethnic makeup of Thayer Sr. High?
The largest demographic group at Thayer Sr. High is White at 95.5% of enrollment, in Thayer, MO.
What is the Resource Investment Index for Thayer Sr. High?
Thayer Sr. High has a Resource Investment Index of 53/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Is Thayer Sr. High a good school?
Thayer Sr. High earns 53/100 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.
What other schools are in Thayer R-Ii?
Besides Thayer Sr. High, Thayer R-Ii also operates Thayer Elem. (421 students). See the Thayer R-Ii district page for the complete list.
Related tools
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.