Enrollment
562
Illinois · 2024-25 NCES data
Other / mixed grade configuration · Summit, IL
Otis P Graves Elem School
Federal NCES profile for Otis P Graves Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 39/100.
2024-25 NCES dataOther / mixed grade configurationNCES 170405000091
👥 S:T ratio 39
🌟 Gifted program 30
📋 Attendance 48
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Otis P Graves Elem School earns 39/100 on the Resource Investment Index, with class sizes larger than 71% of Illinois schools. It is also less racially and ethnically mixed than most Illinois schools.
- #2 of 5
- public schools in Summit · Resource Index
- 39
- Resource Index · Typical
- 15.2:1
- large classes for Illinois
- 562
- students enrolled
Otis P Graves Elem School has class sizes larger than 71% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Otis P Graves Elem School ranks #2 of 5 public schools in Summit, IL.
School address
District: Summit Sd 104 · Illinois
NCES ID 170405000091 Verify on NCES CCD record →
Teachers (FTE)
37.0
Federal CCD staff survey
Students per teacher
15.2:1
vs 14:1 Illinois avg
+9% vs state
Student-teacher ratio in context
How Otis P Graves Elem School compares with Illinois and U.S. medians
What stands out at Otis P Graves Elem School
Otis P Graves Elem School is a mid-sized combined-grade school in Summit, Illinois, enrolling 562 students.
Class loads run somewhat heavier than typical: 15.2:1 puts it in the larger third of Illinois schools by student-teacher ratio.
Enrollment of 562 puts it in the larger third of Illinois schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 3,845 scored Illinois schools.
Its student body is predominantly Hispanic or Latino (97% of enrollment), among the less diverse in the state (diversity index 6/100).
Attendance runs somewhat below the norm, with 20.8% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Summit Sd 104 spends $23,558 per pupil, 38% above the Illinois average, a better-resourced district than most.
Summit Sd 104 also operates Heritage Middle School (447 students) and Walsh Elem School (182 students) alongside Otis P Graves Elem 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
How Otis P Graves Elem School compares
Otis P Graves Elem 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 | 15.2:1 | ▲ 9% | 14:1 | 15.7:1 |
| Enrollment | 562 | top 24% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.2:1
Leaner classes than 45% of US schools, a middle-of-the-pack class size.
562
Bigger than 69% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
15.2:1
students per teacher
- 9% above state mean
Top 71% in Illinois - lower ratio than 29% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
20.8%
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
$23,558
per pupil, district-wide
- above Illinois avg of $17,042
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
2
in-school suspensions + 0 out-of-school
Suspension rate: 0.4 per 100 students. Combined in-school and out-of-school rate: 0.4 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
Hispanic or Latino 96.8%
African American 1.4%
Two or More 0.9%
White 0.7%
Asian 0.2%
Largest group: Hispanic or Latino at 96.8% of enrollment.
Student-body diversity index 6.3/100
Simpson diversity index - at 6.3, Otis P Graves Elem School is less mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Summit Sd 104, which includes Otis P Graves Elem School.
$23,558
Per student
+38%
vs Illinois
Avg $17,042
+42%
vs U.S.
Avg $16,593
Revenue mix
Local 42.7%
State 45.9%
Federal 11.4%
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.
How Otis P Graves Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Heritage Middle School | Similar size | No free-lunch data | Lower S:T ratio |
| Walsh Elem School | Smaller | No free-lunch data | Lower S:T ratio |
| W W Walker Elem School | Smaller | No free-lunch data | Lower S:T ratio |
| Dr Donald Wharton Elem School | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Otis P Graves Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 447
- Students per teacher
- 10.2:1
- Resource Index
- 35/100
- Enrollment
- 182
- Students per teacher
- 7.9:1
- Resource Index
- 33/100
- Enrollment
- 130
- Students per teacher
- 7.2:1
- Resource Index
- 34/100
- Enrollment
- 114
- Students per teacher
- 7.6:1
- Resource Index
- 45/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~562 students)
Next steps
Verify locally before acting on Otis P Graves Elem School's federal record.
- Compare Otis P Graves Elem School against another school. Compare schools
- Summit Sd 104's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Otis P Graves Elem School
How many students attend Otis P Graves Elem School?
Otis P Graves Elem School has 562 students enrolled. It is a public school in Summit, IL.
What is the student-teacher ratio at Otis P Graves Elem School?
The student-teacher ratio at Otis P Graves Elem School is 15.2:1, which is 9% higher than the Illinois average of 14:1 and 3% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Otis P Graves Elem School?
The largest demographic group at Otis P Graves Elem School is Hispanic or Latino at 96.8% of enrollment, in Summit, IL.
What is the Resource Investment Index for Otis P Graves Elem School?
Otis P Graves Elem School has a Resource Investment Index of 39/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Otis P Graves Elem School rank among public schools in Summit?
By Resource Investment Index, Otis P Graves Elem School ranks #2 of 5 public schools in Summit, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Summit on the city page.
Is Otis P Graves Elem School a good school?
Otis P Graves Elem School earns 39/100 on the Resource Investment Index, with class sizes larger than 71% of Illinois schools. It is also less 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.
What other schools are in Summit Sd 104?
Besides Otis P Graves Elem School, Summit Sd 104 also operates Heritage Middle School (447 students), Walsh Elem School (182 students), and W W Walker Elem School (130 students). See the Summit Sd 104 district page for the complete list.
Related tools
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.