Enrollment
76
Montana · 2024-25 NCES data
Other / mixed grade configuration · Brockton, MT
Barbara Gilligan School
Federal NCES profile for Barbara Gilligan School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataOther / mixed grade configurationNCES 300501000124
👥 S:T ratio 62
🌟 Gifted program 30
🎓 Counselors 85
📋 Attendance 11
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Barbara Gilligan School earns 47/100 on the Resource Investment Index, with class sizes near the Montana median.
- #2 of 3
- public schools in Brockton · Resource Index
- 47
- Resource Index · Typical
- 9.5:1
- students per teacher
- 76
- students enrolled
Barbara Gilligan School has class sizes near the Montana median. Computed live against every Montana school reporting to NCES.
By Resource Investment Index, Barbara Gilligan School ranks #2 of 3 public schools in Brockton, MT.
School address
District: Brockton Elem · Montana
NCES ID 300501000124 Verify on NCES CCD record →
Teachers (FTE)
8.0
Federal CCD staff survey
Students per teacher
9.5:1
vs 11.8:1 Montana avg
-19% vs state
Student-teacher ratio in context
How Barbara Gilligan School compares with Montana and U.S. medians
What stands out at Barbara Gilligan School
Barbara Gilligan School is a mid-sized combined-grade school in Brockton, Montana, enrolling 76 students.
Class sizes run a bit leaner than typical: 9.5:1 puts it in the smaller third of Montana schools by student-teacher ratio.
With 76 students, its enrollment sits close to the Montana median campus size.
Its Resource Investment Index sits near the middle of the pack among 826 scored Montana schools.
Its student body is predominantly American Indian / Alaska Native (96% of enrollment) (diversity index 8/100).
Counselor coverage is strong, about 76 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 35.5% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Brockton Elem spends $24,693 per pupil, 28% above the Montana average, a better-resourced district than most.
Its district draws 57.7% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Its district, Brockton Elem, also runs Barbara Gilligan 7-8 (17 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 Barbara Gilligan School compares
Barbara Gilligan 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 | 9.5:1 | ▼ 19% | 11.8:1 | 15.7:1 |
| Enrollment | 76 | top 51% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.5:1
Leaner classes than 91% of US schools, among the more generously staffed nationally.
76
Bigger than 8% of US schools by enrollment, a small campus.
Equity indicators (what these measure)
Staffing depth
9.5:1
students per teacher
- 19% below state mean
Top 31% in Montana - lower ratio than 69% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
35.5%
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
$24,693
per pupil, district-wide
- above Montana avg of $19,282
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 76 students, the combined health-and-guidance staffing load for this school.
Discipline context
1
in-school suspensions + 1 out-of-school
Suspension rate: 1.3 per 100 students. Combined in-school and out-of-school rate: 2.6 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
American Indian / Alaska Native 96.1%
Asian 3.9%
Largest group: American Indian / Alaska Native at 96.1% of enrollment.
Student-body diversity index 7.5/100
Simpson diversity index - at 7.5, Barbara Gilligan School is less mixed than the Montana school average of 23.6.
Programs
Funding & spending
District-wide per-pupil expenditure for Brockton Elem, which includes Barbara Gilligan School.
$24,693
Per student
+28%
vs Montana
Avg $19,282
+49%
vs U.S.
Avg $16,593
Revenue mix
Local 10.7%
State 31.6%
Federal 57.7%
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 Barbara Gilligan School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Barbara Gilligan 7-8 | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Barbara Gilligan School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 17
- Students per teacher
- 5.7:1
- Resource Index
- 68/100
Similar other schools statewide
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.
Similar enrollment (~76 students)
Similar student-teacher ratio (~9.5:1)
Next steps
Verify locally before acting on Barbara Gilligan School's federal record.
- Compare Barbara Gilligan School against another school. Compare schools
- Brockton Elem'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 Barbara Gilligan School
How many students attend Barbara Gilligan School?
Barbara Gilligan School has 76 students enrolled. It is a public school in Brockton, MT.
What is the student-teacher ratio at Barbara Gilligan School?
The student-teacher ratio at Barbara Gilligan School is 9.5:1, which is 19% lower than the Montana average of 11.8:1 and 39% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Barbara Gilligan School?
The largest demographic group at Barbara Gilligan School is American Indian / Alaska Native at 96.1% of enrollment, in Brockton, MT.
What is the Resource Investment Index for Barbara Gilligan School?
Barbara Gilligan School has a Resource Investment Index of 47/100 (typical 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).
How does Barbara Gilligan School rank among public schools in Brockton?
By Resource Investment Index, Barbara Gilligan School ranks #2 of 3 public schools in Brockton, MT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Brockton on the city page.
Is Barbara Gilligan School a good school?
Barbara Gilligan School earns 47/100 on the Resource Investment Index, with class sizes near the Montana median. 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 Brockton Elem?
Besides Barbara Gilligan School, Brockton Elem also operates Barbara Gilligan 7-8 (17 students). See the Brockton Elem 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.