Enrollment
700
Illinois · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 170915006096
Central Primary Sch — Washington, IL
Federal NCES profile for Central Primary Sch, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 37/100.
👥 Class size 36
🌟 Gifted program 30
🎓 Counselors 0
📋 Attendance 83
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 51 · 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)
34.0
Federal CCD staff survey
Students per teacher
16.1:1
vs 14.6:1 Illinois avg
+10% vs state
Student-teacher ratio in context
How Central Primary Sch 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
Central Primary Sch reports 700 enrolled students to the National Center for Education Statistics (NCES) alongside 34.0 full-time-equivalent teachers, producing a 16.1:1 student-teacher ratio. That figure sits 10% 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 1% higher, a useful calibration for families comparing districts across state lines.
Counselor coverage works out to roughly 700 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 6.9% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Central Sd 51 spends $11,979 per pupil district-wide, below the Illinois average of $20,099 and below the national average of $19,490. Revenue comes 56.4% from local sources (property taxes), 36.9% from the state, and 6.8% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 37/100 (F), calculated from 4 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 Central Primary Sch 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 | 16.1:1 | ▲ 10% | 14.6:1 | 15.9:1 |
| Enrollment | 700 | top 86% | — | — |
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
16.1:1
students per teacher
— 10% above state mean
Top 82% in Illinois — lower ratio than 18% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
6.9%
chronically absent (missed 10%+ of school days)
Below 10% — strong attendance relative to the post-pandemic national landscape.
Funding equity
$11,979
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
Counselors1.0 FTE
Per 700 students — the combined health-and-guidance staffing load for this school.
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 700 Top 86% in Illinois — larger than 14% of 3,845 state schools
Teachers (FTE) 34.0
Students per teacher 16.1:1 +10% vs state
Free-lunch eligible —
NCES ID 170915006096
Student demographics
White 84.9%
Hispanic or Latino 5.4%
Two or More 5.0%
African American 3.3%
Asian 1.1%
American Indian / Alaska Native 0.1%
Native Hawaiian / Pacific Islander 0.1%
Largest group: White at 84.9% of enrollment.
Programs & staff
Counselors (FTE) 1.0
Students per counselor 700:1
Discipline & special education
Chronically absent 6.9%
In-school suspensions 0
Out-of-school suspensions 0
Funding & spending
District-wide per-pupil expenditure for Central Sd 51, which includes Central Primary Sch.
$11,979
Per student
-40%
vs Illinois
Avg $20,099
-39%
vs U.S.
Avg $19,490
Revenue mix
Local 56.4%
State 36.9%
Federal 6.8%
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
- 649
- Students per teacher
- 17.1:1
Similar other schools in Washington
2 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 Central Primary Sch
How many students attend Central Primary Sch?
Central Primary Sch has 700 students enrolled. It is a other school in Washington, IL.
What is the student-teacher ratio at Central Primary Sch?
The student-teacher ratio at Central Primary Sch is 16.1:1, which is 10% higher than the Illinois average of 14.6:1 and 1% higher than the national average of 15.9:1.
What is the racial and ethnic makeup of Central Primary Sch?
The largest demographic group at Central Primary Sch is White at 84.9%. The school serves a diverse student body in Washington, IL.
What is the Resource Investment Index for Central Primary Sch?
Central Primary Sch has a Resource Investment Index of 37/100 (F) based on 4 factors: student-teacher ratio, counselor availability, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.