Enrollment
432
Delaware · 2024-25 NCES data
Elementary school (grades K-5) · Dover, DE
Federal NCES profile for William Henry Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 48/100.
The verdict
William Henry Middle School earns 48/100 on the Resource Investment Index, with class sizes smaller than 94% of Delaware schools.
William Henry Middle School has class sizes smaller than 94% of Delaware schools. Computed live against every Delaware school reporting to NCES.
By Resource Investment Index, William Henry Middle School ranks #3 of 13 elementary schools in Dover, DE.
NCES ID 100019000058 Verify on NCES CCD record →
Enrollment
432
Delaware · 2024-25 NCES data
Teachers (FTE)
50.0
Federal CCD staff survey
Students per teacher
8.6:1
vs 13.9:1 Delaware avg
-38% vs state
How William Henry Middle School compares with Delaware and U.S. medians
Smaller classes than state median
8.6:1 - 5.3 below the Delaware state median of 13.9:1, indicating smaller average class loads than typical schools in the state.
William Henry Middle School is a mid-sized elementary school in Dover, Delaware, enrolling 432 students.
Classes run notably small here: at 8.6:1, William Henry Middle School is leaner than roughly 94% of Delaware schools and 38% under the state's 13.9:1 norm, more adult attention per pupil than most peers.
With 432 students, its enrollment sits close to the Delaware median campus size.
Its Resource Investment Index lands in the upper third of 222 scored Delaware schools.
Its student body is led by African American (53%) and White (21%) (diversity index 65/100).
Counselor coverage is strong, about 216 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 82.4% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The surrounding Capital School District spends $24,337 per pupil, 43% above the Delaware average, a better-resourced district than most.
Discipline events run high: 165 in- and out-of-school suspensions were reported for 432 students in the 2021-22 Civil Rights Data Collection.
Among Dover's elementary schools, it stands alongside South Dover Elementary School (577 students): William Henry Middle School is smaller than that campus by headcount and runs leaner classes (8.6:1 vs 15.2:1).
Capital School District also operates Dover High School (1,812 students) and Central Middle School (860 students) alongside William Henry 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 Henry Middle School on the metrics families compare, against Delaware and U.S. means.
| Metric | This school | vs Delaware | Delaware avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.6:1 | ▼ 38% | 13.9:1 | 15.7:1 |
| Enrollment | 432 | 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: African American at 52.5% of enrollment.
Simpson diversity index - at 65.0, William Henry Middle School is more mixed than the Delaware school average of 61.3.
District-wide per-pupil expenditure for Capital School District, which includes William Henry 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 |
|---|---|---|---|
| Dover High School | Larger | No free-lunch data | Higher S:T ratio |
| Central Middle School | Larger | No free-lunch data | Higher S:T ratio |
| South Dover Elementary School | Larger | No free-lunch data | Higher S:T ratio |
| Towne Point Elementary School | Similar size | No free-lunch data | Higher S:T ratio |
| North Dover Elementary School | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to William Henry Middle School'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 Delaware, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on William Henry 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 Henry Middle School has 432 students enrolled. It is an elementary school in Dover, DE.
The student-teacher ratio at William Henry Middle School is 8.6:1, which is 38% lower than the Delaware average of 13.9:1 and 45% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at William Henry Middle School is African American at 52.5% of enrollment, in Dover, DE. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.0/100.
William Henry Middle School has a Resource Investment Index of 48/100 (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, William Henry Middle School ranks #3 of 13 elementary schools in Dover, DE. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Dover on the city page.
William Henry Middle School earns 48/100 on the Resource Investment Index, with class sizes smaller than 94% of Delaware 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 Henry Middle School, Capital School District also operates Dover High School (1,812 students), Central Middle School (860 students), and South Dover Elementary School (577 students). See the Capital 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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PlainSchools, “William Henry Middle School, Dover DE.” 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-henry-middle-school-de
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