Enrollment
299
Illinois · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 170917006007
Joseph Arthur Middle School — O Fallon, IL
Federal NCES profile for Joseph Arthur Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 32/100.
👥 Class size 38
🌟 Gifted program 30
📋 Attendance 28
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Central Sd 104 · Illinois
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
15.0
Federal CCD staff survey
Students per teacher
15.6:1
vs 14.6:1 Illinois avg
+7% vs state
Student-teacher ratio in context
How Joseph Arthur Middle School compares with Illinois and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Joseph Arthur Middle School reports 299 enrolled students to the National Center for Education Statistics (NCES) alongside 15.0 full-time-equivalent teachers, producing a 15.6:1 student-teacher ratio. That figure sits 7% above the Illinois state mean of 14.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 2% lower, a useful calibration for families comparing districts across state lines.
Chronic absenteeism — missing 10% or more of school days — stands at 28.8% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Central Sd 104 spends $15,771 per pupil district-wide, below the Illinois average of $20,099 and below the national average of $19,490. Revenue comes 65.6% from local sources (property taxes), 25.4% from the state, and 9.0% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 32/100 (F), calculated from 3 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Joseph Arthur Middle School compares
Cross-validating school-level NCES values against Illinois state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.6:1 | ▲ 7% | 14.6:1 | 15.9:1 |
| Enrollment | 299 | top 36% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Staffing depth
15.6:1
students per teacher
— 7% above state mean
Top 76% in Illinois — lower ratio than 24% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
28.8%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$15,771
per pupil, district-wide
— below Illinois avg of $20,099
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 0 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.0 per 100 students. Reported via the Civil Rights Data Collection. Includes 6 expulsions.
Overview
Enrollment 299 Top 36% in Illinois — larger than 64% of 3,845 state schools
Teachers (FTE) 15.0
Students per teacher 15.6:1 +7% vs state
Free-lunch eligible —
NCES ID 170917006007
Student demographics
White 38.1%
African American 35.5%
Hispanic or Latino 10.4%
Two or More 9.4%
Asian 5.0%
Native Hawaiian / Pacific Islander 1.3%
American Indian / Alaska Native 0.3%
Largest group: White at 38.1% of enrollment.
Programs & staff
Counselors (FTE) 0.0
Discipline & special education
Chronically absent 28.8%
In-school suspensions 0
Out-of-school suspensions 0
Expulsions 6
Funding & spending
District-wide per-pupil expenditure for Central Sd 104, which includes Joseph Arthur Middle School.
$15,771
Per student
-22%
vs Illinois
Avg $20,099
-19%
vs U.S.
Avg $19,490
Revenue mix
Local 65.6%
State 25.4%
Federal 9.0%
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.
Other Schools in This District
- Enrollment
- 330
- Students per teacher
- 11.4:1
Similar elementary schools in O Fallon
1 comparable elementary schools (grades K-5) serving the same city.
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Joseph Arthur Middle School
How many students attend Joseph Arthur Middle School?
Joseph Arthur Middle School has 299 students enrolled. It is a elementary school in O Fallon, IL.
What is the student-teacher ratio at Joseph Arthur Middle School?
The student-teacher ratio at Joseph Arthur Middle School is 15.6:1, which is 7% higher than the Illinois average of 14.6:1 and 2% lower than the national average of 15.9:1.
What is the racial and ethnic makeup of Joseph Arthur Middle School?
The largest demographic group at Joseph Arthur Middle School is White at 38.1%. The school serves a diverse student body in O Fallon, IL.
What is the Resource Investment Index for Joseph Arthur Middle School?
Joseph Arthur Middle School has a Resource Investment Index of 32/100 (F) based on 3 factors: student-teacher ratio, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.