Enrollment
490
Maine · 2024-25 NCES data
Middle school (grades 6-8) · Eliot, ME
Federal NCES profile for Marshwood Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 56/100.
The verdict
Marshwood Middle School earns 56/100 on the Resource Investment Index, with class sizes larger than 83% of Maine schools.
Marshwood Middle School has class sizes larger than 83% of Maine schools. Computed live against every Maine school reporting to NCES.
Enrollment
490
Maine · 2024-25 NCES data
Teachers (FTE)
38.0
Federal CCD staff survey
Students per teacher
12.9:1
vs 11.1:1 Maine avg
+16% vs state
Free-lunch eligible
12.1%
vs 34.0% Maine avg
-64% vs state
How Marshwood Middle School compares with Maine and U.S. medians
Slightly above state median
12.9:1 - 1.8 above the Maine state median of 11.1:1, indicating larger average class loads than typical schools in the state.
Marshwood Middle School is a lower-poverty, mid-sized middle school in Eliot, Maine, enrolling 490 students.
Class loads run somewhat heavier than typical: 12.9:1 puts it in the larger third of Maine schools by student-teacher ratio.
Comparatively few students face economic hardship here, 12.1% free-meal eligibility runs 64% below the Maine average.
Enrollment of 490 puts it in the larger third of Maine schools by headcount.
Its Resource Investment Index lands in the upper third of 569 scored Maine schools.
Against 84 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #17.
Its student body is predominantly White (92% of enrollment) (diversity index 16/100).
Counselor coverage is strong, about 245 students per counselor, inside the American School Counselor Association's recommended 250:1.
17.8% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Rsu 35/Msad 35 also operates Marshwood High School (659 students) and Central School (402 students) alongside Marshwood Middle 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
Marshwood Middle 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 | 12.9:1 | ▲ 16% | 11.1:1 | 15.7:1 |
| Free-lunch eligible | 12.1% | ▼ 64% | 34.0% | 51.7% |
| Enrollment | 490 | top 16% | - | - |
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 91.8% of enrollment.
Simpson diversity index - at 15.5, Marshwood Middle School is less mixed than the Maine school average of 20.6.
District-wide per-pupil expenditure for Rsu 35/Msad 35, which includes Marshwood Middle 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 |
|---|---|---|---|
| Marshwood High School | Larger | Similar economic need | Similar S:T ratio |
| Central School | Similar size | Similar economic need | Similar S:T ratio |
| Marshwood Great Works School | Smaller | Similar economic need | Similar S:T ratio |
| Eliot Elementary School | Smaller | Similar economic need | Lower S:T ratio |
Comparisons are relative to Marshwood Middle School's own figures; each column derives from NCES Common Core of Data.
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 Marshwood Middle 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.
Marshwood Middle School has 490 students enrolled. It is a middle school in Eliot, ME.
The student-teacher ratio at Marshwood Middle School is 12.9:1, which is 16% higher than the Maine average of 11.1:1 and 18% lower than the national average of 15.7:1.
12.1% of students at Marshwood Middle School are eligible for free lunch, compared to the Maine average of 34.0%.
The largest demographic group at Marshwood Middle School is White at 91.8% of enrollment, in Eliot, ME.
Marshwood Middle School has a Resource Investment Index of 56/100 (higher 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).
Marshwood Middle School earns 56/100 on the Resource Investment Index, with class sizes larger than 83% 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 Marshwood Middle School, Rsu 35/Msad 35 also operates Marshwood High School (659 students), Central School (402 students), and Marshwood Great Works School (287 students). See the Rsu 35/Msad 35 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, “Marshwood Middle School, Eliot 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/marshwood-middle-school-me
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