Enrollment
154
South Dakota · 2024-25 NCES data
Elementary school (grades K-5) · Colton, SD
Federal NCES profile for Tri-Valley Elementary - 02, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 67/100.
The verdict
Tri-Valley Elementary - 02 earns 67/100 on the Resource Investment Index, with class sizes smaller than 96% of South Dakota schools.
Tri-Valley Elementary - 02 has class sizes smaller than 96% of South Dakota schools. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, Tri-Valley Elementary - 02 ranks #1 of 3 public schools in Colton, SD.
NCES ID 464494000776 Verify on NCES CCD record →
Enrollment
154
South Dakota · 2024-25 NCES data
Teachers (FTE)
28.0
Federal CCD staff survey
Students per teacher
5.5:1
vs 13.6:1 South Dakota avg
-60% vs state
Free-lunch eligible
13.1%
vs 28.8% South Dakota avg
-55% vs state
How Tri-Valley Elementary - 02 compares with South Dakota and U.S. medians
Smaller classes than state median
5.5:1 - 8.1 below the South Dakota state median of 13.6:1, indicating smaller average class loads than typical schools in the state.
Tri-Valley Elementary - 02 is a lower-poverty, mid-sized elementary school in Colton, South Dakota, enrolling 154 students.
Classes run notably small here: at 5.5:1, Tri-Valley Elementary - 02 is leaner than roughly 96% of South Dakota schools and 60% under the state's 13.6:1 norm, more adult attention per pupil than most peers.
Economic need runs somewhat below the state's typical profile, with 13.1% of students eligible for free meals.
With 154 students, its enrollment sits close to the South Dakota median campus size.
Its Resource Investment Index outscores 97% of the 691 South Dakota schools with a score on record, a top-tier result on this measure.
Among 135 similarly sized, similarly resourced-need South Dakota schools statewide, it ranks #1, a top-tier result once campus size and economic need are matched.
Its student body is predominantly White (90% of enrollment) (diversity index 18/100).
Counselor coverage is strong, about 154 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance runs somewhat below the norm, with 20.1% of students chronically absent per the 2021-22 civil-rights collection.
Among Colton's elementary schools, it stands alongside Tri-Valley Intermediate School - 03 (296 students): Tri-Valley Elementary - 02 is smaller than that campus by headcount and runs leaner classes (5.5:1 vs 14.8:1).
Tri-Valley School District 49-6 also operates Tri-Valley High School - 01 (297 students) and Tri-Valley Intermediate School - 03 (296 students) alongside Tri-Valley Elementary - 02.
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
Tri-Valley Elementary - 02 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 | 5.5:1 | ▼ 60% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 13.1% | ▼ 55% | 28.8% | 51.7% |
| Enrollment | 154 | top 36% | - | - |
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 90.3% of enrollment.
Simpson diversity index - at 18.1, Tri-Valley Elementary - 02 is less mixed than the South Dakota school average of 27.6.
District-wide per-pupil expenditure for Tri-Valley School District 49-6, which includes Tri-Valley Elementary - 02.
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 |
|---|---|---|---|
| Tri-Valley High School - 01 | Larger | Similar economic need | Higher S:T ratio |
| Tri-Valley Intermediate School - 03 | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Tri-Valley Elementary - 02's own figures; each column derives from NCES Common Core of Data.
1 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 Tri-Valley Elementary - 02'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.
Tri-Valley Elementary - 02 has 154 students enrolled. It is an elementary school in Colton, SD.
The student-teacher ratio at Tri-Valley Elementary - 02 is 5.5:1, which is 60% lower than the South Dakota average of 13.6:1 and 65% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
13.1% of students at Tri-Valley Elementary - 02 are eligible for free lunch, compared to the South Dakota average of 28.8%.
The largest demographic group at Tri-Valley Elementary - 02 is White at 90.3% of enrollment, in Colton, SD.
Tri-Valley Elementary - 02 has a Resource Investment Index of 67/100 (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, Tri-Valley Elementary - 02 ranks #1 of 3 public schools in Colton, 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 Colton on the city page.
Tri-Valley Elementary - 02 earns 67/100 on the Resource Investment Index, with class sizes smaller than 96% 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 Tri-Valley Elementary - 02, Tri-Valley School District 49-6 also operates Tri-Valley High School - 01 (297 students) and Tri-Valley Intermediate School - 03 (296 students). See the Tri-Valley School District 49-6 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, “Tri-Valley Elementary - 02, Colton 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/tri-valley-elementary-02-sd
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