- Enrollment
- 296
- Students per teacher
- 14.8:1
- Resource Index
- 38/100
High school (grades 9-12) · Colton, SD
Tri-Valley High School - 01
Federal NCES profile for Tri-Valley High School - 01, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 33/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 464494000405
👥 S:T ratio 38
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 66
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Tri-Valley High School - 01 earns 33/100 on the Resource Investment Index, with class sizes larger than 74% of South Dakota schools.
- #3 of 3
- public schools in Colton · Resource Index
- 33
- Resource Index · Typical
- 15.6:1
- large classes for South Dakota
- 7.2%
- free-lunch eligible
Tri-Valley High School - 01 has class sizes larger than 74% of South Dakota schools. Computed live against every South Dakota school reporting to NCES.
By Resource Investment Index, Tri-Valley High School - 01 ranks #3 of 3 public schools in Colton, SD.
School address
District: Tri-Valley School District 49-6 · South Dakota
NCES ID 464494000405 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-1 students YoY
Tri-Valley High School - 01 held near 275 students from 2022-23 to 2023-24 (-1 headcount).
Teacher FTE lost 19.4 → 19.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-1 students YoY 464494000405 · Colton, SD High · SMALL · TRAD
297 enr · 15.6:1 · 7.2% lunch · RII 33
Nearest enrollment peer: Tri-Valley Intermediate School - 03 (296 students)
Tri-Valley High School - 01 held near 275 students from 2022-23 to 2023-24 (-1 headcount). Teacher FTE lost 19.4 → 19.0 across the same CCD years. Read with this school → · District book → · South Dakota schools → · Find another →
Tri-Valley High School - 01 in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- This school
Tri-Valley High School - 01
297 students
- Tri-Valley Int
Tri-Valley Intermediate School - 03
296 students
- Tri-Valley Ele
Tri-Valley Elementary - 02
154 students
What this shows Tri-Valley High School - 01 reports 297 students on the CCD universe file.
How Tri-Valley High School - 01 compares
Tri-Valley High School - 01 held steady on CCD headcount: ratios and free-lunch share vs South Dakota and U.S. means.
| Metric | This school | vs South Dakota | South Dakota avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.6:1 | ▲ 15% | 13.6:1 | 15.7:1 |
| Free-lunch eligible | 7.2% | ▼ 75% | 28.8% | 51.7% |
| Enrollment | 297 | top 23% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.6:1
Leaner classes than 41% of US schools, a middle-of-the-pack class size.
297
Bigger than 32% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
7.2%
free-lunch eligible
- 75% below the South Dakota average of 28.8%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
15.6:1
students per teacher
- 15% above state mean
Top 74% in South Dakota - lower ratio than 26% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
13.5%
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
$12,004
per pupil, district-wide
- below South Dakota avg of $13,985
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.5 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
11
in-school suspensions + 6 out-of-school
Suspension rate: 3.7 per 100 students. Combined in-school and out-of-school rate: 5.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 88.6%
Hispanic or Latino 5.1%
African American 4.4%
Two or More 1.3%
American Indian / Alaska Native 0.7%
Largest group: White at 88.6% of enrollment.
Student-body diversity index 21.0/100
Simpson diversity index - at 21.0, Tri-Valley High School - 01 is less mixed than the South Dakota school average of 27.6.
Programs
AP program Not offered
District finance for Tri-Valley School District 49-6 reports $12,004 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Tri-Valley High School - 01 Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Tri-Valley Intermediate School - 03 | Similar size | Similar economic need | Similar S:T ratio |
| Tri-Valley Elementary - 02 | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Tri-Valley High School - 01's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 154
- Students per teacher
- 5.5:1
- Resource Index
- 67/100
Nationwide high schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~297 students)
Frequently asked questions about Tri-Valley High School - 01
How many students attend Tri-Valley High School - 01?
Tri-Valley High School - 01 has 297 students enrolled. It is a high school in Colton, SD. CCD year-over-year: 276 (2022-23) → 275 (2023-24), nearly flat (-1).
What is the student-teacher ratio at Tri-Valley High School - 01?
The student-teacher ratio at Tri-Valley High School - 01 is 15.6:1, which is 15% higher than the South Dakota average of 13.6:1 and 1% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Tri-Valley High School - 01?
7.2% of students at Tri-Valley High School - 01 are eligible for free lunch, compared to the South Dakota average of 28.8%.
What is the racial and ethnic makeup of Tri-Valley High School - 01?
The largest demographic group at Tri-Valley High School - 01 is White at 88.6% of enrollment, in Colton, SD.
What is the Resource Investment Index for Tri-Valley High School - 01?
Tri-Valley High School - 01 has a Resource Investment Index of 33/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Tri-Valley High School - 01 rank among public schools in Colton?
By Resource Investment Index, Tri-Valley High School - 01 ranks #3 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.
What other schools are in Tri-Valley School District 49-6?
Besides Tri-Valley High School - 01, Tri-Valley School District 49-6 also operates Tri-Valley Intermediate School - 03 (296 students) and Tri-Valley Elementary - 02 (154 students). See the Tri-Valley School District 49-6 district page for the complete list.