Enrollment
452
Connecticut · 2024-25 NCES data
Middle school (grades 6-8) · Colchester, CT
Federal NCES profile for William J. Johnston Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 55/100.
The verdict
William J. Johnston Middle School earns 55/100 on the Resource Investment Index, with class sizes smaller than 72% of Connecticut schools.
William J. Johnston Middle School has class sizes smaller than 72% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, William J. Johnston Middle School ranks #1 of 4 public schools in Colchester, CT.
NCES ID 090084000136 Verify on NCES CCD record →
Enrollment
452
Connecticut · 2024-25 NCES data
Teachers (FTE)
43.0
Federal CCD staff survey
Students per teacher
10.5:1
vs 12.1:1 Connecticut avg
-13% vs state
Free-lunch eligible
19.3%
vs 36.4% Connecticut avg
-47% vs state
How William J. Johnston Middle School compares with Connecticut and U.S. medians
At or below state median
10.5:1 - 1.6 below the Connecticut state median of 12.1:1, indicating smaller average class loads than typical schools in the state.
William J. Johnston Middle School is a lower-poverty, mid-sized middle school in Colchester, Connecticut, enrolling 452 students.
Class sizes run a bit leaner than typical: 10.5:1 puts it in the smaller third of Connecticut schools by student-teacher ratio.
Economic need runs somewhat below the state's typical profile, with 19.3% of students eligible for free meals.
With 452 students, its enrollment sits close to the Connecticut median campus size.
Its Resource Investment Index lands in the upper third of 1,003 scored Connecticut schools.
Against 291 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #106.
Its student body is predominantly White (81% of enrollment) (diversity index 33/100).
Counselor coverage is strong, about 226 students per counselor, inside the American School Counselor Association's recommended 250:1.
Attendance holds up well here: only 8.6% of students were chronically absent, below the typical post-pandemic national figure.
Colchester School District also operates Bacon Academy (572 students) and Colchester Elementary School (552 students) alongside William J. Johnston 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
William J. Johnston Middle School on the metrics families compare, against Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 10.5:1 | ▼ 13% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 19.3% | ▼ 47% | 36.4% | 51.7% |
| Enrollment | 452 | top 41% | - | - |
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 81.2% of enrollment.
Simpson diversity index - at 32.7, William J. Johnston Middle School is less mixed than the Connecticut school average of 50.5.
District-wide per-pupil expenditure for Colchester School District, which includes William J. Johnston 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 |
|---|---|---|---|
| Bacon Academy | Larger | Similar economic need | Similar S:T ratio |
| Colchester Elementary School | Similar size | Similar economic need | Higher S:T ratio |
| Jack Jackter Intermediate School | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to William J. Johnston 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 Connecticut, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on William J. Johnston 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.
William J. Johnston Middle School has 452 students enrolled. It is a middle school in Colchester, CT.
The student-teacher ratio at William J. Johnston Middle School is 10.5:1, which is 13% lower than the Connecticut average of 12.1:1 and 33% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
19.3% of students at William J. Johnston Middle School are eligible for free lunch, compared to the Connecticut average of 36.4%.
The largest demographic group at William J. Johnston Middle School is White at 81.2% of enrollment, in Colchester, CT.
William J. Johnston Middle School has a Resource Investment Index of 55/100 (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).
By Resource Investment Index, William J. Johnston Middle School ranks #1 of 4 public schools in Colchester, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Colchester on the city page.
William J. Johnston Middle School earns 55/100 on the Resource Investment Index, with class sizes smaller than 72% of Connecticut 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 William J. Johnston Middle School, Colchester School District also operates Bacon Academy (572 students), Colchester Elementary School (552 students), and Jack Jackter Intermediate School (509 students). See the Colchester School District 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, “William J. Johnston Middle School, Colchester CT.” 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/william-j-johnston-middle-school-ct
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