Enrollment
77
Iowa · 2024-25 NCES data
Other / mixed grade configuration · Thornburg, IA
Tri-County Jr/Sr High School
Federal NCES profile for Tri-County Jr/Sr High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataOther / mixed grade configurationNCES 192802001634
👥 S:T ratio 66
🌟 Gifted program 70
📋 Attendance 0
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Tri-County Jr/Sr High School earns 45/100 on the Resource Investment Index, with class sizes smaller than 97% of Iowa schools. It is also one of the smallest schools in Iowa.
- 45
- Resource Index · Typical
- 8.6:1
- small classes for Iowa
- 37.4%
- free-lunch eligible
- 77
- students enrolled
Tri-County Jr/Sr High School has class sizes smaller than 97% of Iowa schools. Computed live against every Iowa school reporting to NCES.
School address
District: Tri-County Comm School District · Iowa
NCES ID 192802001634 Verify on NCES CCD record →
Teachers (FTE)
9.0
Federal CCD staff survey
Students per teacher
8.6:1
vs 14.8:1 Iowa avg
-42% vs state
Free-lunch eligible
37.4%
vs 36.4% Iowa avg
+3% vs state
Student-teacher ratio in context
How Tri-County Jr/Sr High School compares with Iowa and U.S. medians
What stands out at Tri-County Jr/Sr High School
Tri-County Jr/Sr High School is a small combined-grade school in Thornburg, Iowa, enrolling 77 students.
Classes run notably small here: at 8.6:1, Tri-County Jr/Sr High School is leaner than roughly 97% of Iowa schools and 42% under the state's 14.8:1 norm, more adult attention per pupil than most peers.
Economic need runs somewhat above the state's typical profile, with 37.4% of students eligible for free meals.
This is a small campus: fewer students than 95% of Iowa schools, with 77 enrolled.
Its Resource Investment Index sits near the middle of the pack among 1,322 scored Iowa schools.
Against 50 statewide peers matched on enrollment and economic need, it ranks mid-pack at #28.
Its student body is predominantly White (95% of enrollment) (diversity index 10/100).
Chronic absenteeism is elevated: 59.7% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Among Thornburg's public schools, it stands alongside Tri-County Elementary School (102 students): Tri-County Jr/Sr High School is smaller than that campus by headcount and runs leaner classes (8.6:1 vs 17:1).
Its district, Tri-County Comm School District, also runs Tri-County Elementary School (102 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 Tri-County Jr/Sr High School compares
Tri-County Jr/Sr High School on the metrics families compare, against Iowa and U.S. means.
| Metric | This school | vs Iowa | Iowa avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.6:1 | ▼ 42% | 14.8:1 | 15.7:1 |
| Free-lunch eligible | 37.4% | ▲ 3% | 36.4% | 51.7% |
| Enrollment | 77 | top 95% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.6:1
Leaner classes than 94% of US schools, among the more generously staffed nationally.
77
Bigger than 8% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Economic need
37.4%
free-lunch eligible
- 3% above the Iowa average of 36.4%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
8.6:1
students per teacher
- 42% below state mean
Top 3% in Iowa - lower ratio than 97% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
59.7%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$13,695
per pupil, district-wide
- above Iowa avg of $12,854
Somewhat below the U.S. average per-pupil spend; funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
10
in-school suspensions + 0 out-of-school
Suspension rate: 13.0 per 100 students. Combined in-school and out-of-school rate: 13.0 per 100 students. Reported via the Civil Rights Data Collection.
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 94.8%
Two or More 3.9%
African American 1.3%
Largest group: White at 94.8% of enrollment.
Student-body diversity index 10.0/100
Simpson diversity index - at 10.0, Tri-County Jr/Sr High School is less mixed than the Iowa school average of 33.8.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Tri-County Comm School District, which includes Tri-County Jr/Sr High School.
$13,695
Per student
+7%
vs Iowa
Avg $12,854
-17%
vs U.S.
Avg $16,593
Revenue mix
Local 38.0%
State 51.7%
Federal 10.4%
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 Tri-County Jr/Sr High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Tri-County Elementary School | Larger | Similar economic need | Higher S:T ratio |
Comparisons are relative to Tri-County Jr/Sr High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 102
- Students per teacher
- 17:1
- Resource Index
- 42/100
Similar other schools in Thornburg
1 comparable other schools (grades Mixed) serving the same city.
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Iowa, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~77 students)
Next steps
Verify locally before acting on Tri-County Jr/Sr High School's federal record.
- Compare Tri-County Jr/Sr High School against another school. Compare schools
- Tri-County Comm School District'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 Tri-County Jr/Sr High School
How many students attend Tri-County Jr/Sr High School?
Tri-County Jr/Sr High School has 77 students enrolled. It is a public school in Thornburg, IA.
What is the student-teacher ratio at Tri-County Jr/Sr High School?
The student-teacher ratio at Tri-County Jr/Sr High School is 8.6:1, which is 42% lower than the Iowa average of 14.8:1 and 45% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Tri-County Jr/Sr High School?
37.4% of students at Tri-County Jr/Sr High School are eligible for free lunch, compared to the Iowa average of 36.4%.
What is the racial and ethnic makeup of Tri-County Jr/Sr High School?
The largest demographic group at Tri-County Jr/Sr High School is White at 94.8% of enrollment, in Thornburg, IA.
What is the Resource Investment Index for Tri-County Jr/Sr High School?
Tri-County Jr/Sr High School has a Resource Investment Index of 45/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Is Tri-County Jr/Sr High School a good school?
Tri-County Jr/Sr High School earns 45/100 on the Resource Investment Index, with class sizes smaller than 97% of Iowa schools. It is also one of the smallest schools in Iowa. 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 Tri-County Comm School District?
Besides Tri-County Jr/Sr High School, Tri-County Comm School District also operates Tri-County Elementary School (102 students). See the Tri-County Comm School District 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.