- Enrollment
- 2,870
- Students per teacher
- 16.1:1
- Resource Index
- 47/100
Middle school (grades 6-8) · Oswego, IL
Plank Junior High
Federal NCES profile for Plank Junior High, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 53/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 173027005820
👥 S:T ratio 55
🌟 Gifted program 70
🎓 Counselors 41
📋 Attendance 45
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Plank Junior High earns 53/100 on the Resource Investment Index, with class sizes smaller than 80% of Illinois schools. It is also more racially and ethnically mixed than most Illinois schools.
- #1 of 3
- middle schools in Oswego · Resource Index
- 53
- Resource Index · Higher
- 11.2:1
- small classes for Illinois
- 595
- students enrolled
Plank Junior High has class sizes smaller than 80% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Plank Junior High ranks #1 of 3 middle schools in Oswego, IL.
School address
CCD year-over-year · 2022-23 → 2023-24
-19 students YoY
Plank Junior High held near 605 students from 2022-23 to 2023-24 (-19 headcount).
Teacher FTE lost 53.5 → 48.8 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-19 students YoY 173027005820 · Oswego, IL Middle · MID · TRAD
595 enr · 11.2:1 · RII 53
Nearest enrollment peer: Oswego High School (2,870 students)
Plank Junior High held near 605 students from 2022-23 to 2023-24 (-19 headcount). Teacher FTE lost 53.5 → 48.8 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Plank Junior High in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Oswego High Sc
Oswego High School
2,870 students
- Oswego East Hi
Oswego East High School
2,758 students
- Traughber Jr H 1,070
Traughber Jr High School
1,070 students
- Thompson Jr Hi 832
Thompson Jr High School
832 students
- Lakewood Creek 767
Lakewood Creek Elementary
767 students
- This school 595
Plank Junior High
595 students
What this shows Plank Junior High reports 595 students on the CCD universe file.
How Plank Junior High compares
Plank Junior High held steady on CCD headcount: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 11.2:1 | ▼ 20% | 14:1 | 15.7:1 |
| Enrollment | 595 | top 21% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.2:1
Leaner classes than 82% of US schools, among the more generously staffed nationally.
595
Bigger than 72% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
11.2:1
students per teacher
- 20% below state mean
Top 20% in Illinois - lower ratio than 80% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
22.2%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$16,904
per pupil, district-wide
- below Illinois avg of $18,196
Close to the U.S. public-school average per-pupil spend.
Support staff
Counselors2.0 FTE
Per 298 students, the combined health-and-guidance staffing load for this school.
Discipline context
86
in-school suspensions + 54 out-of-school
Suspension rate: 14.5 per 100 students. Combined in-school and out-of-school rate: 23.5 per 100 students. Reported via the Civil Rights Data Collection. Includes 2 expulsions.
Student demographics
White 43.4%
Hispanic or Latino 35.5%
African American 10.1%
Asian 6.6%
Two or More 4.0%
American Indian / Alaska Native 0.5%
Largest group: White at 43.4% of enrollment.
Student-body diversity index 66.9/100
Simpson diversity index - at 66.9, Plank Junior High is more mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
District finance for Cusd 308 reports $16,904 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Plank Junior High Compares to District-Mates
| 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 | Larger | No free-lunch data | Higher S:T ratio |
| Lakewood Creek Elementary | Larger | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Plank Junior High's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,758
- Students per teacher
- 16.2:1
- Resource Index
- 44/100
- Enrollment
- 1,070
- Students per teacher
- 17.5:1
- Resource Index
- 51/100
- Enrollment
- 832
- Students per teacher
- 15.7:1
- Resource Index
- 42/100
- Enrollment
- 767
- Students per teacher
- 20.2:1
- Resource Index
- 52/100
Similar middle schools in Oswego
2 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~595 students)
Frequently asked questions about Plank Junior High
How many students attend Plank Junior High?
Plank Junior High has 595 students enrolled. It is a middle school in Oswego, IL. CCD year-over-year: 624 (2022-23) → 605 (2023-24), nearly flat (-19).
What is the student-teacher ratio at Plank Junior High?
The student-teacher ratio at Plank Junior High is 11.2:1, which is 20% lower than the Illinois average of 14:1 and 29% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Plank Junior High?
The largest demographic group at Plank Junior High is White at 43.4% of enrollment, in Oswego, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 66.9/100.
What is the Resource Investment Index for Plank Junior High?
Plank Junior High has a Resource Investment Index of 53/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Plank Junior High rank among middle schools in Oswego?
By Resource Investment Index, Plank Junior High ranks #1 of 3 middle schools in Oswego, 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 Oswego on the city page.
What other schools are in Cusd 308?
Besides Plank Junior High, 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.