Enrollment
603
Minnesota · 2024-25 NCES data
High school (grades 9-12) · Montgomery, MN
Federal NCES profile for Tri-City United High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 23/100.
The verdict
Tri-City United High School earns 23/100 on the Resource Investment Index, with class sizes larger than 86% of Minnesota schools.
Tri-City United High School has class sizes larger than 86% of Minnesota schools. Computed live against every Minnesota school reporting to NCES.
NCES ID 270037904578 Verify on NCES CCD record →
Enrollment
603
Minnesota · 2024-25 NCES data
Teachers (FTE)
29.0
Federal CCD staff survey
Students per teacher
20.8:1
vs 15.8:1 Minnesota avg
+32% vs state
Free-lunch eligible
22.7%
vs 42.8% Minnesota avg
-47% vs state
How Tri-City United High School compares with Minnesota and U.S. medians
Larger classes than state median
20.8:1 - 5.0 above the Minnesota state median of 15.8:1, indicating larger average class loads than typical schools in the state.
Tri-City United High School is a mid-sized high school in Montgomery, Minnesota, enrolling 603 students.
Class loads run heavy: 20.8:1 is larger than about 86% of Minnesota schools and 32% above the 15.8:1 state mean, so each teacher carries more students than is typical.
Economic need runs somewhat below the state's typical profile, with 22.7% of students eligible for free meals.
Enrollment of 603 puts it in the larger third of Minnesota schools by headcount.
Its Resource Investment Index lands in the lower third of 2,334 scored Minnesota schools.
Among 456 similarly sized, similarly resourced-need Minnesota schools statewide, it ranks #365, in the lower tier once campus size and economic need are matched.
Its student body is led by White (73%) and Hispanic or Latino (21%) (diversity index 42/100).
No Advanced Placement courses are reported for this campus in the federal data.
Counselor coverage runs a bit thin, about 302 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 32.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Tri-City United School District spends $12,197 per pupil, 20% below the Minnesota average, a leaner-resourced district than most.
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Tri-City United School District also operates Montgomery Pre K-8 (608 students) and Le Center Pre K-8 (385 students) alongside Tri-City United High School.
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-City United High School on the metrics families compare, against Minnesota and U.S. means.
| Metric | This school | vs Minnesota | Minnesota avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 20.8:1 | ▲ 32% | 15.8:1 | 15.7:1 |
| Free-lunch eligible | 22.7% | ▼ 47% | 42.8% | 51.7% |
| Enrollment | 603 | top 18% | - | - |
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 73.3% of enrollment.
Simpson diversity index - at 41.7, Tri-City United High School is about as mixed as the Minnesota school average of 42.8.
District-wide per-pupil expenditure for Tri-City United School District, which includes Tri-City United High School.
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 |
|---|---|---|---|
| Montgomery Pre K-8 | Similar size | Higher economic need | Lower S:T ratio |
| Le Center Pre K-8 | Smaller | Similar economic need | Lower S:T ratio |
| Lonsdale Pre K-6 | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Tri-City United High School's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Minnesota, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Tri-City United High School'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-City United High School has 603 students enrolled. It is a high school in Montgomery, MN.
The student-teacher ratio at Tri-City United High School is 20.8:1, which is 32% higher than the Minnesota average of 15.8:1 and 32% higher than the national average of 15.7:1.
22.7% of students at Tri-City United High School are eligible for free lunch, compared to the Minnesota average of 42.8%.
The largest demographic group at Tri-City United High School is White at 73.3% of enrollment, in Montgomery, MN.
Tri-City United High School has a Resource Investment Index of 23/100 (lower reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
Tri-City United High School earns 23/100 on the Resource Investment Index, with class sizes larger than 86% of Minnesota 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-City United High School, Tri-City United School District also operates Montgomery Pre K-8 (608 students), Le Center Pre K-8 (385 students), and Lonsdale Pre K-6 (331 students). See the Tri-City United School District 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-City United High School, Montgomery MN.” 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-city-united-high-school-mn
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