- Enrollment
- 700
- Students per teacher
- 20.6:1
- Resource Index
- 33/100
Elementary school (grades K-5) · Washington, IL
Central Intermediate Sch
Federal NCES profile for Central Intermediate Sch, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 65/100.
2024-25 NCES dataElementary school (grades K-5)NCES 170915000524
👥 S:T ratio 40
🌟 Gifted program 70
📋 Attendance 87
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Central Intermediate Sch earns 65/100 on the Resource Investment Index, with class sizes larger than 70% of Illinois schools.
- #1 of 3
- elementary schools in Washington · Resource Index
- 65
- Resource Index · Higher
- 15.1:1
- large classes for Illinois
- 649
- students enrolled
Central Intermediate Sch has class sizes larger than 70% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Central Intermediate Sch ranks #1 of 3 elementary schools in Washington, IL.
School address
District: Central Sd 51 · Illinois
NCES ID 170915000524 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-144 students YoY
Central Intermediate Sch shrank from 735 students in 2022-23 to 591 in 2023-24 (-19.6%).
Teacher FTE lost 43.1 → 36.0 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-144 students YoY 170915000524 · Washington, IL Elementary · MID · TRAD
649 enr · 15.1:1 · RII 65
Nearest enrollment peer: Central Primary Sch (700 students)
Central Intermediate Sch shrank from 735 students in 2022-23 to 591 in 2023-24 (-19.6%). Teacher FTE lost 43.1 → 36.0 across the same CCD years. Read with this school → · District book → · Illinois schools → · Find another →
How Central Intermediate Sch compares
Central Intermediate Sch is a shrinking campus on CCD: ratios and free-lunch share vs Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 15.1:1 | ▲ 8% | 14:1 | 15.7:1 |
| Enrollment | 649 | top 17% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
15.1:1
Leaner classes than 46% of US schools, a middle-of-the-pack class size.
649
Bigger than 77% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Staffing depth
15.1:1
students per teacher
- 8% above state mean
Top 70% in Illinois - lower ratio than 30% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
5.4%
chronically absent (missed 10%+ of school days)
In the 5-10% range, close to the pre-pandemic national baseline.
Funding equity
$11,560
per pupil, district-wide
- below Illinois avg of $18,196
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
9
in-school suspensions + 7 out-of-school
Suspension rate: 1.4 per 100 students. Combined in-school and out-of-school rate: 2.5 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 90.1%
Hispanic or Latino 4.3%
Two or More 3.9%
Asian 1.2%
African American 0.5%
Largest group: White at 90.1% of enrollment.
Student-body diversity index 18.5/100
Simpson diversity index - at 18.5, Central Intermediate Sch is less mixed than the Illinois school average of 38.9.
Programs
Gifted & talented Yes
District finance for Central Sd 51 reports $11,560 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Central Intermediate Sch Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Central Primary Sch | Similar size | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Central Intermediate Sch's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
Similar elementary schools in Washington
2 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~649 students)
Frequently asked questions about Central Intermediate Sch
How many students attend Central Intermediate Sch?
Central Intermediate Sch has 649 students enrolled. It is an elementary school in Washington, IL. CCD year-over-year: 735 (2022-23) → 591 (2023-24), down 144.
What is the student-teacher ratio at Central Intermediate Sch?
The student-teacher ratio at Central Intermediate Sch is 15.1:1, which is 8% higher than the Illinois average of 14:1 and 4% lower than the national average of 15.7:1.
What is the racial and ethnic makeup of Central Intermediate Sch?
The largest demographic group at Central Intermediate Sch is White at 90.1% of enrollment, in Washington, IL.
What is the Resource Investment Index for Central Intermediate Sch?
Central Intermediate Sch has a Resource Investment Index of 65/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Central Intermediate Sch rank among elementary schools in Washington?
By Resource Investment Index, Central Intermediate Sch ranks #1 of 3 elementary schools in Washington, 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 Washington on the city page.
What other schools are in Central Sd 51?
Besides Central Intermediate Sch, Central Sd 51 also operates Central Primary Sch (700 students). See the Central Sd 51 district page for the complete list.