Enrollment
300
Massachusetts · 2024-25 NCES data
Elementary school (grades K-5) · Lynn, MA
Federal NCES profile for Sewell-Anderson, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 25/100.
The verdict
Sewell-Anderson earns 25/100 on the Resource Investment Index, with class sizes larger than 82% of Massachusetts schools.
Sewell-Anderson has class sizes larger than 82% of Massachusetts schools. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Sewell-Anderson ranks #7 of 10 elementary schools in Lynn, MA.
Enrollment
300
Massachusetts · 2024-25 NCES data
Teachers (FTE)
21.0
Federal CCD staff survey
Students per teacher
14.3:1
vs 12.3:1 Massachusetts avg
+16% vs state
How Sewell-Anderson compares with Massachusetts and U.S. medians
Slightly above state median
14.3:1 - 2.0 above the Massachusetts state median of 12.3:1, indicating larger average class loads than typical schools in the state.
Sewell-Anderson is a mid-sized elementary school in Lynn, Massachusetts, enrolling 300 students.
Class loads run somewhat heavier than typical: 14.3:1 puts it in the larger third of Massachusetts schools by student-teacher ratio.
Enrollment of 300 puts it in the smaller third of Massachusetts schools by headcount.
Its Resource Investment Index trails 97% of the 1,831 Massachusetts schools with a score on record, one of the lower results on this measure.
Its student body is led by Hispanic or Latino (65%) and White (16%) (diversity index 54/100).
Counselor access is stretched at roughly 909 students per counselor, well above the ASCA-recommended 250:1 ceiling.
Chronic absenteeism is elevated: 29.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
Its district draws 26.1% of revenue from federal sources, an above-typical federal share that tends to track a higher-need student population.
Among Lynn's elementary schools, it stands alongside Ingalls (719 students): Sewell-Anderson is smaller than that campus by headcount and runs heavier classes (14.3:1 vs 13.1:1).
Lynn also operates Lynn English High (2,062 students) and Classical High (1,795 students) alongside Sewell-Anderson.
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
Sewell-Anderson on the metrics families compare, against Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.3:1 | ▲ 16% | 12.3:1 | 15.7:1 |
| Enrollment | 300 | top 71% | - | - |
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: Hispanic or Latino at 64.7% of enrollment.
Simpson diversity index - at 54.1, Sewell-Anderson is more mixed than the Massachusetts school average of 47.3.
District-wide per-pupil expenditure for Lynn, which includes Sewell-Anderson.
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 |
|---|---|---|---|
| Lynn English High | Larger | No free-lunch data | Similar S:T ratio |
| Classical High | Larger | No free-lunch data | Similar S:T ratio |
| Lynn Vocational Technical Institute | Larger | No free-lunch data | Similar S:T ratio |
| Thurgood Marshall Mid | Larger | No free-lunch data | Similar S:T ratio |
| Breed Middle School | Larger | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Sewell-Anderson's own figures; each column derives from NCES Common Core of Data.
6 comparable elementary schools (grades K-5) serving the same city.
Matched by enrollment size and by staffing ratio across all of Massachusetts, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Sewell-Anderson'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.
Sewell-Anderson has 300 students enrolled. It is an elementary school in Lynn, MA.
The student-teacher ratio at Sewell-Anderson is 14.3:1, which is 16% higher than the Massachusetts average of 12.3:1 and 9% lower than the national average of 15.7:1.
The largest demographic group at Sewell-Anderson is Hispanic or Latino at 64.7% of enrollment, in Lynn, MA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 54.1/100.
Sewell-Anderson has a Resource Investment Index of 25/100 (lower 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).
By Resource Investment Index, Sewell-Anderson ranks #7 of 10 elementary schools in Lynn, MA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Lynn on the city page.
Sewell-Anderson earns 25/100 on the Resource Investment Index, with class sizes larger than 82% of Massachusetts 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 Sewell-Anderson, Lynn also operates Lynn English High (2,062 students), Classical High (1,795 students), and Lynn Vocational Technical Institute (1,584 students). See the Lynn 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, “Sewell-Anderson, Lynn MA.” 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/sewell-anderson-ma
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