Enrollment
5
Montana · 2024-25 NCES data
Other / mixed grade configuration · Sidney, MT
Federal NCES profile for Brorson School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 37/100.
The verdict
Brorson School earns 37/100 on the Resource Investment Index, with class sizes smaller than 92% of Montana schools. It is also one of the smallest schools in Montana.
Brorson School has class sizes smaller than 92% of Montana schools. Computed live against every Montana school reporting to NCES.
By Resource Investment Index, Brorson School ranks #3 of 3 schools in Sidney, MT.
Enrollment
5
Montana · 2024-25 NCES data
Teachers (FTE)
1.0
Federal CCD staff survey
Students per teacher
5:1
vs 11.8:1 Montana avg
-58% vs state
How Brorson School compares with Montana and U.S. medians
Brorson School is a small combined-grade school in Sidney, Montana, enrolling 5 students.
Classes run notably small here: at 5:1, Brorson School is leaner than roughly 92% of Montana schools and 58% under the state's 11.8:1 norm, more adult attention per pupil than most peers.
This is a small campus: fewer students than 96% of Montana schools, with 5 enrolled.
Its Resource Investment Index lands in the lower third of 826 scored Montana schools.
Its student body is predominantly White (80% of enrollment) (diversity index 32/100).
Chronic absenteeism is elevated: 60.0% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Brorson Elem spends $52,167 per pupil, 171% above the Montana average, a better-resourced district than most.
Among Sidney's public schools, it stands alongside West Side Elementary (288 students): Brorson School is smaller than that campus by headcount and runs leaner classes (5:1 vs 13.7:1).
Brorson Elem operates only this one school, so Brorson School has no district-mates to compare against locally. At 5 students, it is also a small operation, on the smaller end of Montana's single-school districts.
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
Brorson School on the metrics families compare, against Montana and U.S. means.
| Metric | This school | vs Montana | Montana avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 5:1 | ▼ 58% | 11.8:1 | 15.7:1 |
| Enrollment | 5 | top 96% | - | - |
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 80.0% of enrollment.
Simpson diversity index - at 32.0, Brorson School is more mixed than the Montana school average of 23.6.
District-wide per-pupil expenditure for Brorson Elem, which includes Brorson 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.
2 comparable other schools (grades Mixed) serving the same city.
Matched by enrollment size and by staffing ratio across all of Montana, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Brorson 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.
Brorson School has 5 students enrolled. It is a public school in Sidney, MT.
The student-teacher ratio at Brorson School is 5:1, which is 58% lower than the Montana average of 11.8:1 and 68% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Brorson School is White at 80.0% of enrollment, in Sidney, MT.
Brorson School has a Resource Investment Index of 37/100 (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).
By Resource Investment Index, Brorson School ranks #3 of 3 schools in Sidney, MT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Sidney on the city page.
Brorson School earns 37/100 on the Resource Investment Index, with class sizes smaller than 92% of Montana schools. It is also one of the smallest schools in Montana. 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.
None reported; Brorson Elem operates only Brorson School as a public school district in NCES's records.
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.