Enrollment
353
South Dakota · 2024-25 NCES data
Middle school (grades 6-8) · Mission, SD
Federal NCES profile for Todd County Middle School - 10, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 38/100.
The verdict
Todd County Middle School - 10 earns 38/100 on the Resource Investment Index, with class sizes near the South Dakota median.
Todd County Middle School - 10 has class sizes near the South Dakota median. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, Todd County Middle School - 10 ranks #3 of 5 public schools in Mission, SD.
NCES ID 467209000814 Verify on NCES CCD record →
Enrollment
353
South Dakota · 2024-25 NCES data
Teachers (FTE)
26.0
Federal CCD staff survey
Students per teacher
13.6:1
vs 13.6:1 South Dakota avg
+0% vs state
Free-lunch eligible
100.0%
vs 28.8% South Dakota avg
+247% vs state
How Todd County Middle School - 10 compares with South Dakota and U.S. medians
At or below state median
13.6:1 - 0.0 below the South Dakota state median of 13.6:1, indicating smaller average class loads than typical schools in the state.
Todd County Middle School - 10 is a high-poverty, mid-sized middle school in Mission, South Dakota, enrolling 353 students.
At 13.6:1, its student-teacher ratio sits close to the South Dakota median, within a few percentage points of the 13.6:1 state norm, neither notably crowded nor notably small.
Economic need is high: 100.0% of students qualify for free meals, 247% above the South Dakota average, a Title I-weighted population that federal funding formulas prioritise.
Enrollment of 353 puts it in the larger third of South Dakota schools by headcount.
Its Resource Investment Index lands in the lower third of 691 scored South Dakota schools.
Against 16 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #4.
Its student body is predominantly American Indian / Alaska Native (94% of enrollment) (diversity index 11/100).
Counselor coverage is strong, about 118 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 89.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Todd County School District 66-1 spends $16,334 per pupil, 21% above the South Dakota average, a better-resourced district than most.
Its district draws 62.2% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Discipline events run high: 221 in- and out-of-school suspensions were reported for 353 students in the 2021-22 Civil Rights Data Collection.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Among Mission's middle schools, it stands alongside Todd County Achievement Middle School - 18 (9 students): Todd County Middle School - 10 is larger than that campus by headcount.
Todd County School District 66-1 also operates Todd County Elementary - 16 (511 students) and Todd County High School - 01 (447 students) alongside Todd County Middle School - 10.
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
Todd County Middle School - 10 on the metrics families compare, against South Dakota and U.S. means.
| Metric | This school | vs South Dakota | South Dakota avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 13.6:1 | ▼ 0% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 100.0% | ▲ 247% | 28.8% | 51.7% |
| Enrollment | 353 | top 19% | - | - |
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: American Indian / Alaska Native at 94.3% of enrollment.
Simpson diversity index - at 11.0, Todd County Middle School - 10 is less mixed than the South Dakota school average of 27.6.
District-wide per-pupil expenditure for Todd County School District 66-1, which includes Todd County Middle School - 10.
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 |
|---|---|---|---|
| Todd County Elementary - 16 | Larger | Similar economic need | Lower S:T ratio |
| Todd County High School - 01 | Larger | Similar economic need | Similar S:T ratio |
| Rosebud Elementary - 04 | Similar size | Similar economic need | Higher S:T ratio |
| He Dog Elementary - 05 | Smaller | Similar economic need | Higher S:T ratio |
| Spring Creek Elementary - 07 | Smaller | Similar economic need | Similar S:T ratio |
Comparisons are relative to Todd County Middle School - 10's own figures; each column derives from NCES Common Core of Data.
1 comparable middle schools (grades 6-8) serving the same city.
Matched by enrollment size and by staffing ratio across all of South Dakota, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Todd County Middle School - 10'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.
Todd County Middle School - 10 has 353 students enrolled. It is a middle school in Mission, SD.
The student-teacher ratio at Todd County Middle School - 10 is 13.6:1, which is 0% higher than the South Dakota average of 13.6:1 and 13% lower than the national average of 15.7:1.
100.0% of students at Todd County Middle School - 10 are eligible for free lunch, compared to the South Dakota average of 28.8%.
The largest demographic group at Todd County Middle School - 10 is American Indian / Alaska Native at 94.3% of enrollment, in Mission, SD.
Todd County Middle School - 10 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, Todd County Middle School - 10 ranks #3 of 5 public schools in Mission, SD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Mission on the city page.
Todd County Middle School - 10 earns 38/100 on the Resource Investment Index, with class sizes near the South Dakota 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 Todd County Middle School - 10, Todd County School District 66-1 also operates Todd County Elementary - 16 (511 students), Todd County High School - 01 (447 students), and Rosebud Elementary - 04 (292 students). See the Todd County School District 66-1 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, “Todd County Middle School - 10, Mission SD.” 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/todd-county-middle-school-10-sd
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