Enrollment
267
South Dakota · 2024-25 NCES data
Elementary school (grades K-5) · Watertown, SD
Federal NCES profile for Mellette Elementary - 07, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
The verdict
Mellette Elementary - 07 earns 51/100 on the Resource Investment Index, with class sizes larger than 82% of South Dakota schools.
Mellette Elementary - 07 has class sizes larger than 82% of South Dakota schools. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, Mellette Elementary - 07 ranks #1 of 4 elementary schools in Watertown, SD.
NCES ID 467662000714 Verify on NCES CCD record →
Enrollment
267
South Dakota · 2024-25 NCES data
Teachers (FTE)
16.0
Federal CCD staff survey
Students per teacher
16.7:1
vs 13.6:1 South Dakota avg
+23% vs state
Free-lunch eligible
25.9%
vs 28.8% South Dakota avg
-10% vs state
How Mellette Elementary - 07 compares with South Dakota and U.S. medians
Larger classes than state median
16.7:1 - 3.1 above the South Dakota state median of 13.6:1, indicating larger average class loads than typical schools in the state.
Mellette Elementary - 07 is a mid-sized elementary school in Watertown, South Dakota, enrolling 267 students.
Class loads run somewhat heavier than typical: 16.7:1 puts it in the larger third of South Dakota schools by student-teacher ratio.
Its free-meal eligibility rate of 25.9% lands close to the South Dakota typical range, neither a high- nor low-need campus by this measure.
Enrollment of 267 puts it in the larger third of South Dakota schools by headcount.
Its Resource Investment Index lands in the upper third of 691 scored South Dakota schools.
Against 67 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #12.
Its student body is led by White (72%) and Two or More (13%) (diversity index 46/100).
Counselor availability sits well past the ASCA benchmark, roughly 334 students sharing each counselor, though short of the most stretched campuses.
13.1% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
The surrounding Watertown School District 14-4 spends $9,475 per pupil, 30% below the South Dakota average, a leaner-resourced district than most.
Its district draws 16.7% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Watertown's elementary schools, it stands alongside Watertown Intermediate School - 13 (532 students): Mellette Elementary - 07 is smaller than that campus by headcount and runs heavier classes (16.7:1 vs 13:1).
Watertown School District 14-4 also operates Watertown High School - 01 (1,222 students) and Watertown Middle School - 02 (575 students) alongside Mellette Elementary - 07.
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
Mellette Elementary - 07 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 | 16.7:1 | ▲ 23% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 25.9% | ▼ 10% | 28.8% | 51.7% |
| Enrollment | 267 | top 27% | - | - |
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 71.9% of enrollment.
Simpson diversity index - at 45.6, Mellette Elementary - 07 is more mixed than the South Dakota school average of 27.6.
District-wide per-pupil expenditure for Watertown School District 14-4, which includes Mellette Elementary - 07.
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 |
|---|---|---|---|
| Watertown High School - 01 | Larger | Similar economic need | Similar S:T ratio |
| Watertown Middle School - 02 | Larger | Similar economic need | Similar S:T ratio |
| Watertown Intermediate School - 13 | Larger | Similar economic need | Lower S:T ratio |
| Lincoln Elementary - 05 | Larger | Lower economic need | Similar S:T ratio |
| Jefferson Elementary - 09 | Similar size | Lower economic need | Similar S:T ratio |
Comparisons are relative to Mellette Elementary - 07's own figures; each column derives from NCES Common Core of Data.
3 comparable elementary schools (grades K-5) 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 Mellette Elementary - 07'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.
Mellette Elementary - 07 has 267 students enrolled. It is an elementary school in Watertown, SD.
The student-teacher ratio at Mellette Elementary - 07 is 16.7:1, which is 23% higher than the South Dakota average of 13.6:1 and 6% higher than the national average of 15.7:1.
25.9% of students at Mellette Elementary - 07 are eligible for free lunch, compared to the South Dakota average of 28.8%.
The largest demographic group at Mellette Elementary - 07 is White at 71.9% of enrollment, in Watertown, SD.
Mellette Elementary - 07 has a Resource Investment Index of 51/100 (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, Mellette Elementary - 07 ranks #1 of 4 elementary schools in Watertown, SD. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Watertown on the city page.
Mellette Elementary - 07 earns 51/100 on the Resource Investment Index, with class sizes larger than 82% of South Dakota 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 Mellette Elementary - 07, Watertown School District 14-4 also operates Watertown High School - 01 (1,222 students), Watertown Middle School - 02 (575 students), and Watertown Intermediate School - 13 (532 students). See the Watertown School District 14-4 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, “Mellette Elementary - 07, Watertown 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/mellette-elementary-07-sd
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