Enrollment
185
Illinois · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 173963004861
Century Elementary School — Ullin, IL
Federal NCES profile for Century Elementary School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 39/100.
👥 Class size 55
🌟 Gifted program 30
📋 Attendance 31
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: Century Cusd 100 · 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
11.3:1
vs 14.6:1 Illinois avg
-23% vs state
Student-teacher ratio in context
How Century Elementary 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
Century Elementary School reports 185 enrolled students to the National Center for Education Statistics (NCES) alongside 15.0 full-time-equivalent teachers, producing a 11.3:1 student-teacher ratio. That figure sits 23% below the Illinois state mean of 14.6:1, signalling more teacher attention per pupil than the state benchmark. Against the national 2024-25 average of 15.9:1, it is 29% lower, a useful calibration for families comparing districts across state lines.
Chronic absenteeism — missing 10% or more of school days — stands at 27.6% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Century Cusd 100 spends $19,399 per pupil district-wide, below the Illinois average of $20,099 and below the national average of $19,490. Revenue comes 17.2% from local sources (property taxes), 55.3% from the state, and 27.5% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 39/100 (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 Century Elementary 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 | 11.3:1 | ▼ 23% | 14.6:1 | 15.9:1 |
| Enrollment | 185 | top 16% | — | — |
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
11.3:1
students per teacher
— 23% below state mean
Top 20% in Illinois — lower ratio than 80% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
27.6%
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
$19,399
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.
Overview
Enrollment 185 Top 16% in Illinois — larger than 84% of 3,845 state schools
Teachers (FTE) 15.0
Students per teacher 11.3:1 -23% vs state
Free-lunch eligible —
NCES ID 173963004861
Student demographics
White 81.1%
African American 12.4%
Two or More 5.4%
Hispanic or Latino 1.1%
Largest group: White at 81.1% of enrollment.
Programs & staff
Counselors (FTE) 0.0
Discipline & special education
Chronically absent 27.6%
In-school suspensions 0
Out-of-school suspensions 0
Funding & spending
District-wide per-pupil expenditure for Century Cusd 100, which includes Century Elementary School.
$19,399
Per student
-3%
vs Illinois
Avg $20,099
0%
vs U.S.
Avg $19,490
Revenue mix
Local 17.2%
State 55.3%
Federal 27.5%
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
- 146
- Students per teacher
- 11.2:1
Similar other schools in Ullin
1 comparable other schools (grades Mixed) 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 Century Elementary School
How many students attend Century Elementary School?
Century Elementary School has 185 students enrolled. It is a other school in Ullin, IL.
What is the student-teacher ratio at Century Elementary School?
The student-teacher ratio at Century Elementary School is 11.3:1, which is 23% lower than the Illinois average of 14.6:1 and 29% lower than the national average of 15.9:1. Lower ratios generally mean more individual attention per student.
What is the racial and ethnic makeup of Century Elementary School?
The largest demographic group at Century Elementary School is White at 81.1%. The school serves a diverse student body in Ullin, IL.
What is the Resource Investment Index for Century Elementary School?
Century Elementary School has a Resource Investment Index of 39/100 (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.