Enrollment
700
Illinois · 2024-25 NCES data
Middle school (grades 6-8) · Plainfield, IL
Federal NCES profile for Murphy Junior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 52/100.
The verdict
Murphy Junior High School earns 52/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois schools.
Murphy Junior High School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Murphy Junior High School ranks #1 of 8 middle schools in Plainfield, IL.
Enrollment
700
Illinois · 2024-25 NCES data
Teachers (FTE)
49.0
Federal CCD staff survey
Students per teacher
14.6:1
vs 14:1 Illinois avg
+4% vs state
How Murphy Junior High School compares with Illinois and U.S. medians
Slightly above state median
14.6:1 - 0.6 above the Illinois state median of 14:1, indicating larger average class loads than typical schools in the state.
Murphy Junior High School is a large middle school in Plainfield, Illinois, enrolling 700 students.
Class loads run somewhat heavier than typical: 14.6:1 puts it in the larger third of Illinois schools by student-teacher ratio.
Enrollment of 700 puts it in the larger third of Illinois schools by headcount.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by White (49%) and Asian (18%), more mixed than most schools in the state (diversity index 69/100).
Counselor availability sits well past the ASCA benchmark, roughly 350 students sharing each counselor, though short of the most stretched campuses.
13.7% of students were chronically absent in the 2021-22 collection, in line with the post-pandemic national range.
Among Plainfield's middle schools, it stands alongside John F Kennedy Middle Sch (912 students): Murphy Junior High School is smaller than that campus by headcount and runs leaner classes (14.6:1 vs 15.9:1).
Cusd 308 also operates Oswego High School (2,870 students) and Oswego East High School (2,758 students) alongside Murphy Junior High 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
Murphy Junior High School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.6:1 | ▲ 4% | 14:1 | 15.7:1 |
| Enrollment | 700 | top 14% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Largest group: White at 49.0% of enrollment.
Simpson diversity index - at 68.8, Murphy Junior High School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Cusd 308, which includes Murphy Junior High 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 |
|---|---|---|---|
| Oswego High School | Larger | No free-lunch data | Higher S:T ratio |
| Oswego East High School | Larger | No free-lunch data | Higher S:T ratio |
| Traughber Jr High School | Larger | No free-lunch data | Higher S:T ratio |
| Thompson Jr High School | Similar size | No free-lunch data | Similar S:T ratio |
| Lakewood Creek Elementary | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Murphy Junior High School's own figures; each column derives from NCES Common Core of Data.
6 comparable middle schools (grades 6-8) serving the same city.
Next steps
Verify locally before acting on Murphy Junior High 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.
Murphy Junior High School has 700 students enrolled. It is a middle school in Plainfield, IL.
The student-teacher ratio at Murphy Junior High School is 14.6:1, which is 4% higher than the Illinois average of 14:1 and 7% lower than the national average of 15.7:1.
The largest demographic group at Murphy Junior High School is White at 49.0% of enrollment, in Plainfield, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 68.8/100.
Murphy Junior High School has a Resource Investment Index of 52/100 (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, Murphy Junior High School ranks #1 of 8 middle schools in Plainfield, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all middle schools in Plainfield on the city page.
Murphy Junior High School earns 52/100 on the Resource Investment Index, with class sizes near the Illinois median. It is also more racially and ethnically mixed than most Illinois 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 Murphy Junior High School, Cusd 308 also operates Oswego High School (2,870 students), Oswego East High School (2,758 students), and Traughber Jr High School (1,070 students). See the Cusd 308 district page for the complete list.