Enrollment
433
Massachusetts · 2024-25 NCES data
Elementary school (grades K-5) · Sharon, MA
Federal NCES profile for Cottage Street, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
The verdict
Cottage Street earns 36/100 on the Resource Investment Index, with class sizes larger than 92% of Massachusetts schools. It is also more racially and ethnically mixed than most Massachusetts schools.
Cottage Street has class sizes larger than 92% of Massachusetts schools. Computed live against every Massachusetts school reporting to NCES.
By Resource Investment Index, Cottage Street ranks #1 of 3 elementary schools in Sharon, MA.
Enrollment
433
Massachusetts · 2024-25 NCES data
Teachers (FTE)
27.0
Federal CCD staff survey
Students per teacher
16:1
vs 12.3:1 Massachusetts avg
+30% vs state
How Cottage Street compares with Massachusetts and U.S. medians
Larger classes than state median
16:1 - 3.7 above the Massachusetts state median of 12.3:1, indicating larger average class loads than typical schools in the state.
Cottage Street is a mid-sized elementary school in Sharon, Massachusetts, enrolling 433 students.
Class loads run heavy: 16:1 is larger than about 92% of Massachusetts schools and 30% above the 12.3:1 state mean, so each teacher carries more students than is typical.
With 433 students, its enrollment sits close to the Massachusetts median campus size.
Its Resource Investment Index lands in the lower third of 1,831 scored Massachusetts schools.
Its student body is led by White (48%) and Asian (18%), more mixed than most schools in the state (diversity index 70/100).
Counselor access is stretched at roughly 433 students per counselor, well above the ASCA-recommended 250:1 ceiling.
14.5% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Sharon's elementary schools, it stands alongside Heights Elementary (545 students): Cottage Street is smaller than that campus by headcount and runs leaner classes (16:1 vs 18.2:1).
Sharon also operates Sharon High (1,161 students) and Sharon Middle (815 students) alongside Cottage Street.
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
Cottage Street on the metrics families compare, against Massachusetts and U.S. means.
| Metric | This school | vs Massachusetts | Massachusetts avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16:1 | ▲ 30% | 12.3:1 | 15.7:1 |
| Enrollment | 433 | top 47% | - | - |
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 48.1% of enrollment.
Simpson diversity index - at 69.7, Cottage Street is more mixed than the Massachusetts school average of 47.3.
District-wide per-pupil expenditure for Sharon, which includes Cottage Street.
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 |
|---|---|---|---|
| Sharon High | Larger | No free-lunch data | Lower S:T ratio |
| Sharon Middle | Larger | No free-lunch data | Lower S:T ratio |
| Heights Elementary | Larger | No free-lunch data | Higher S:T ratio |
| East Elementary | Similar size | No free-lunch data | Similar S:T ratio |
| Sharon Early Childhood Center | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Cottage Street's own figures; each column derives from NCES Common Core of Data.
2 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 Cottage Street'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.
Cottage Street has 433 students enrolled. It is an elementary school in Sharon, MA.
The student-teacher ratio at Cottage Street is 16:1, which is 30% higher than the Massachusetts average of 12.3:1 and 2% higher than the national average of 15.7:1.
The largest demographic group at Cottage Street is White at 48.1% of enrollment, in Sharon, MA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 69.7/100.
Cottage Street has a Resource Investment Index of 36/100 (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).
By Resource Investment Index, Cottage Street ranks #1 of 3 elementary schools in Sharon, 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 Sharon on the city page.
Cottage Street earns 36/100 on the Resource Investment Index, with class sizes larger than 92% of Massachusetts schools. It is also more racially and ethnically mixed than most 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 Cottage Street, Sharon also operates Sharon High (1,161 students), Sharon Middle (815 students), and Heights Elementary (545 students). See the Sharon 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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PlainSchools, “Cottage Street, Sharon 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/cottage-street-ma
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