- Enrollment
- 2,870
- Students per teacher
- 16.1:1
- Resource Index
- 47/100
Elementary school (grades K-5) · Oswego, IL
Old Post Elementary School
Federal NCES profile for Old Post Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 56/100.
2024-25 NCES dataElementary school (grades K-5)NCES 173027002101
👥 S:T ratio 52
🌟 Gifted program 70
📋 Attendance 45
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Old Post Elementary School earns 56/100 on the Resource Investment Index, with class sizes smaller than 70% of Illinois schools.
- #5 of 6
- elementary schools in Oswego · Resource Index
- 56
- Resource Index · Higher
- 12.1:1
- small classes for Illinois
- 387
- students enrolled
Old Post Elementary School has class sizes smaller than 70% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Old Post Elementary School ranks #5 of 6 elementary schools in Oswego, IL.
School address
CCD year-over-year · 2022-23 → 2023-24
-4 students YoY
Old Post Elementary School held near 414 students from 2022-23 to 2023-24 (-4 headcount).
Teacher FTE lost 32.9 → 29.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-4 students YoY 173027002101 · Oswego, IL Elementary · SMALL · TRAD
387 enr · 12.1:1 · RII 56
Nearest enrollment peer: Oswego High School (2,870 students)
Old Post Elementary School held near 414 students from 2022-23 to 2023-24 (-4 headcount). Teacher FTE lost 32.9 → 29.4 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
Old Post Elementary School 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 387
Old Post Elementary School
387 students
What this shows Old Post Elementary School reports 387 students on the CCD universe file.
How Old Post Elementary School compares
Old Post Elementary School 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 | 12.1:1 | ▼ 14% | 14:1 | 15.7:1 |
| Enrollment | 387 | top 47% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.1:1
Leaner classes than 75% of US schools, among the more generously staffed nationally.
387
Bigger than 45% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
12.1:1
students per teacher
- 14% below state mean
Top 30% in Illinois - lower ratio than 70% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
22.0%
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
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
4
in-school suspensions + 6 out-of-school
Suspension rate: 1.0 per 100 students. Combined in-school and out-of-school rate: 2.6 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 59.7%
Hispanic or Latino 25.3%
African American 5.7%
Two or More 5.4%
Asian 3.9%
Largest group: White at 59.7% of enrollment.
Student-body diversity index 57.2/100
Simpson diversity index - at 57.2, Old Post Elementary School 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 Old Post Elementary School 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 Old Post Elementary School'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 elementary schools in Oswego
5 comparable elementary schools (grades K-5) serving the same city.
Southbury Elem School
Standard public school
676 students 16.1:1 students per teacher
Fox Chase Elementary School
Standard public school
661 students 16.1:1 students per teacher
Prairie Point Elem School
Standard public school
455 students 15.7:1 students per teacher
Churchill Elem School
Standard public school
425 students 13.3:1 students per teacher
Hunt Club Elem
Standard public school
357 students 8.7:1 students per teacher
Nationwide elementary 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 (~387 students)
Frequently asked questions about Old Post Elementary School
How many students attend Old Post Elementary School?
Old Post Elementary School has 387 students enrolled. It is an elementary school in Oswego, IL. CCD year-over-year: 418 (2022-23) → 414 (2023-24), nearly flat (-4).
What is the student-teacher ratio at Old Post Elementary School?
The student-teacher ratio at Old Post Elementary School is 12.1:1, which is 14% lower than the Illinois average of 14:1 and 23% 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 Old Post Elementary School?
The largest demographic group at Old Post Elementary School is White at 59.7% of enrollment, in Oswego, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 57.2/100.
What is the Resource Investment Index for Old Post Elementary School?
Old Post Elementary School has a Resource Investment Index of 56/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Old Post Elementary School rank among elementary schools in Oswego?
By Resource Investment Index, Old Post Elementary School ranks #5 of 6 elementary 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 elementary schools in Oswego on the city page.
What other schools are in Cusd 308?
Besides Old Post Elementary 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.