Enrollment
357
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Addison, IL
Stone Elem School
Federal NCES profile for Stone Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 44/100.
2024-25 NCES dataElementary school (grades K-5)NCES 170315000011
👥 S:T ratio 52
🌟 Gifted program 30
📋 Attendance 50
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Stone Elem School earns 44/100 on the Resource Investment Index, with class sizes smaller than 73% of Illinois schools. It is also more racially and ethnically mixed than most Illinois schools.
- #4 of 7
- elementary schools in Addison · Resource Index
- 44
- Resource Index · Typical
- 11.9:1
- small classes for Illinois
- 357
- students enrolled
Stone Elem School has class sizes smaller than 73% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Stone Elem School ranks #4 of 7 elementary schools in Addison, IL.
School address
District: Addison Sd 4 · Illinois
NCES ID 170315000011 Verify on NCES CCD record →
Teachers (FTE)
30.0
Federal CCD staff survey
Students per teacher
11.9:1
vs 14:1 Illinois avg
-15% vs state
Student-teacher ratio in context
How Stone Elem School compares with Illinois and U.S. medians
What stands out at Stone Elem School
Stone Elem School is a mid-sized elementary school in Addison, Illinois, enrolling 357 students.
Class sizes run a bit leaner than typical: 11.9:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
With 357 students, its enrollment sits close to the Illinois median campus size.
Its Resource Investment Index sits near the middle of the pack among 3,845 scored Illinois schools.
Its student body is led by Hispanic or Latino (46%) and White (42%), more mixed than most schools in the state (diversity index 61/100).
Attendance runs somewhat below the norm, with 20.2% of students chronically absent per the 2021-22 civil-rights collection.
Among Addison's elementary schools, it stands alongside Fullerton Elem School (384 students): Stone Elem School is smaller than that campus by headcount and runs heavier classes (11.9:1 vs 11:1).
Addison Sd 4 also operates Indian Trail Jr High School (1,111 students) and Fullerton Elem School (384 students) alongside Stone 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 Stone Elem School compares
Stone 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 | 11.9:1 | ▼ 15% | 14:1 | 15.7:1 |
| Enrollment | 357 | top 53% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
11.9:1
Leaner classes than 76% of US schools, among the more generously staffed nationally.
357
Bigger than 41% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Staffing depth
11.9:1
students per teacher
- 15% below state mean
Top 27% in Illinois - lower ratio than 73% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
20.2%
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
$18,178
per pupil, district-wide
- above Illinois avg of $17,042
Somewhat above the U.S. public-school average, reflecting 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 + 1 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 0.8 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 45.7%
White 41.7%
Asian 7.6%
Two or More 2.8%
African American 1.1%
American Indian / Alaska Native 1.1%
Largest group: Hispanic or Latino at 45.7% of enrollment.
Student-body diversity index 61.0/100
Simpson diversity index - at 61.0, Stone Elem School is more mixed than the Illinois school average of 38.9.
Programs
Funding & spending
District-wide per-pupil expenditure for Addison Sd 4, which includes Stone Elem School.
$18,178
Per student
+7%
vs Illinois
Avg $17,042
+10%
vs U.S.
Avg $16,593
Revenue mix
Local 50.4%
State 39.2%
Federal 10.4%
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 Stone Elem School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Indian Trail Jr High School | Larger | No free-lunch data | Similar S:T ratio |
| Fullerton Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Lincoln Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Lake Park Elem School | Similar size | No free-lunch data | Similar S:T ratio |
| Army Trail Elem School | Smaller | No free-lunch data | Lower S:T ratio |
Comparisons are relative to Stone Elem School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 1,111
- Students per teacher
- 12.1:1
- Resource Index
- 34/100
- Enrollment
- 384
- Students per teacher
- 11:1
- Resource Index
- 37/100
- Enrollment
- 345
- Students per teacher
- 12.3:1
- Resource Index
- 37/100
- Enrollment
- 294
- Students per teacher
- 10.9:1
- Resource Index
- 46/100
- Enrollment
- 258
- Students per teacher
- 9.9:1
- Resource Index
- 30/100
Similar elementary schools in Addison
6 comparable elementary schools (grades K-5) serving the same city.
Fullerton Elem School
Standard public school
384 students 11:1 students per teacher
Lincoln Elem School
Standard public school
345 students 12.3:1 students per teacher
Lake Park Elem School
Standard public school
294 students 10.9:1 students per teacher
Army Trail Elem School
Standard public school
258 students 9.9:1 students per teacher
Ardmore Elem School
Standard public school
230 students 11:1 students per teacher
Wesley Elem School
Standard public school
220 students 10.5:1 students per teacher
Similar elementary 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 (~357 students)
Next steps
Verify locally before acting on Stone Elem School's federal record.
- Compare Stone Elem School against another school. Compare schools
- Addison Sd 4'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 Stone Elem School
How many students attend Stone Elem School?
Stone Elem School has 357 students enrolled. It is an elementary school in Addison, IL.
What is the student-teacher ratio at Stone Elem School?
The student-teacher ratio at Stone Elem School is 11.9:1, which is 15% lower than the Illinois average of 14:1 and 24% 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 Stone Elem School?
The largest demographic group at Stone Elem School is Hispanic or Latino at 45.7% of enrollment, in Addison, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 61.0/100.
What is the Resource Investment Index for Stone Elem School?
Stone Elem School has a Resource Investment Index of 44/100 (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 Stone Elem School rank among elementary schools in Addison?
By Resource Investment Index, Stone Elem School ranks #4 of 7 elementary schools in Addison, 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 Addison on the city page.
Is Stone Elem School a good school?
Stone Elem School earns 44/100 on the Resource Investment Index, with class sizes smaller than 73% of Illinois schools. 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.
What other schools are in Addison Sd 4?
Besides Stone Elem School, Addison Sd 4 also operates Indian Trail Jr High School (1,111 students), Fullerton Elem School (384 students), and Lincoln Elem School (345 students). See the Addison Sd 4 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.