Enrollment
178
Maine · 2024-25 NCES data
Elementary school (grades K-5) · Holden, ME
Federal NCES profile for Holbrook School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 43/100.
The verdict
Holbrook School earns 43/100 on the Resource Investment Index, with class sizes smaller than 71% of Maine schools.
Holbrook School has class sizes smaller than 71% of Maine schools. Computed live against every Maine school reporting to NCES.
Enrollment
178
Maine · 2024-25 NCES data
Teachers (FTE)
18.0
Federal CCD staff survey
Students per teacher
9.9:1
vs 11.1:1 Maine avg
-11% vs state
Free-lunch eligible
20.1%
vs 34.0% Maine avg
-41% vs state
How Holbrook School compares with Maine and U.S. medians
At or below state median
9.9:1 - 1.2 below the Maine state median of 11.1:1, indicating smaller average class loads than typical schools in the state.
Holbrook School is a mid-sized elementary school in Holden, Maine, enrolling 178 students.
Class sizes run a bit leaner than typical: 9.9:1 puts it in the smaller third of Maine schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 20.1% of students eligible for free meals.
With 178 students, its enrollment sits close to the Maine median campus size.
Its Resource Investment Index sits near the middle of the pack among 569 scored Maine schools.
Against 110 statewide peers matched on enrollment and economic need, it ranks mid-pack at #76.
Its student body is predominantly White (95% of enrollment) (diversity index 10/100).
Counselor coverage runs a bit thin, about 297 students per counselor, somewhat past the ASCA-recommended 250:1 benchmark.
Chronic absenteeism is elevated: 51.7% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Rsu 63/Msad 63 spends $16,024 per pupil, 20% below the Maine average, a leaner-resourced district than most.
Among Holden's elementary schools, it stands alongside Holden School (149 students): Holbrook School is larger than that campus by headcount and runs leaner classes (9.9:1 vs 11.5:1).
Rsu 63/Msad 63 also operates Holden School (149 students) and Eddington School (116 students) alongside Holbrook 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
Holbrook School on the metrics families compare, against Maine and U.S. means.
| Metric | This school | vs Maine | Maine avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.9:1 | ▼ 11% | 11.1:1 | 15.7:1 |
| Free-lunch eligible | 20.1% | ▼ 41% | 34.0% | 51.7% |
| Enrollment | 178 | top 65% | - | - |
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 94.9% of enrollment.
Simpson diversity index - at 9.9, Holbrook School is less mixed than the Maine school average of 20.6.
District-wide per-pupil expenditure for Rsu 63/Msad 63, which includes Holbrook 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 |
|---|---|---|---|
| Holden School | Similar size | Similar economic need | Higher S:T ratio |
| Eddington School | Smaller | Similar economic need | Higher S:T ratio |
Comparisons are relative to Holbrook School's own figures; each column derives from NCES Common Core of Data.
1 comparable elementary schools (grades K-5) serving the same city.
Matched by enrollment size and by staffing ratio across all of Maine, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Holbrook 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.
Holbrook School has 178 students enrolled. It is an elementary school in Holden, ME.
The student-teacher ratio at Holbrook School is 9.9:1, which is 11% lower than the Maine average of 11.1:1 and 37% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
20.1% of students at Holbrook School are eligible for free lunch, compared to the Maine average of 34.0%.
The largest demographic group at Holbrook School is White at 94.9% of enrollment, in Holden, ME.
Holbrook School has a Resource Investment Index of 43/100 (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).
Holbrook School earns 43/100 on the Resource Investment Index, with class sizes smaller than 71% of Maine 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 Holbrook School, Rsu 63/Msad 63 also operates Holden School (149 students) and Eddington School (116 students). See the Rsu 63/Msad 63 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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Last updated:
PlainSchools, “Holbrook School, Holden ME.” 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/holbrook-school-me
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