Enrollment
467
Illinois · 2024-25 NCES data
2024-25 NCES data Other / mixed grade configuration NCES 170993005413
Ruiz Elem School — Chicago, IL
Federal NCES profile for Ruiz Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 22/100.
👥 Class size 52
🌟 Gifted program 30
🎓 Counselors 7
📋 Attendance 0
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 →
The verdict
Ruiz Elem School earns an F Resource Investment Index (22/100), even as it posts class sizes smaller than 72% of Illinois schools.
- F
- Resource Index · 22/100
- 12.1:1
- small classes for Illinois
- 467
- students enrolled
School address
District: City of Chicago Sd 299 · 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)
36.0
Federal CCD staff survey
Students per teacher
12.1:1
vs 14.6:1 Illinois avg
-17% vs state
Student-teacher ratio in context
How Ruiz Elem 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
Ruiz Elem School reports 467 enrolled students to the National Center for Education Statistics (NCES) alongside 36.0 full-time-equivalent teachers, producing a 12.1:1 student-teacher ratio. That figure sits 17% 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 15.7:1, it is 23% lower, a useful calibration for families comparing districts across state lines.
Counselor coverage works out to roughly 467 students per counselor, above the ASCA-recommended ceiling of 250:1. Chronic absenteeism — missing 10% or more of school days — stands at 44.8% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding City of Chicago Sd 299 spends $21,050 per pupil district-wide, above the Illinois average of $17,042 and above the national average of $16,593. Revenue comes 52.8% from local sources (property taxes), 29.9% from the state, and 17.4% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 22/100 (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 Ruiz Elem 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 | 12.1:1 | ▼ 17% | 14.6:1 | 15.7:1 |
| Enrollment | 467 | top 65% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Class size vs. every US school
Students per teacher (lower means more individual attention)
12 Among the smallest classes smaller classes than 77% of 92,598 US schools
Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Department of Education — NCES Common Core of Data · 2024-25
School size vs. every US school
Total enrollment — where this school sits by size (neither large nor small is 'better')
467 larger than 57% of 95,891 US schools
Each bar is a band; taller bars hold more US schools. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Department of Education — NCES Common Core of Data · 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
12.1:1
students per teacher
— 17% below state mean
Top 28% in Illinois — lower ratio than 72% of state schools
Below the 15:1 benchmark — typical of schools with smaller class sizes and more individualized attention.
Engagement
44.8%
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
$21,050
per pupil, district-wide
— above Illinois avg of $17,042
Above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 467 students — the combined health-and-guidance staffing load for this school.
Discipline context
8
in-school suspensions + 3 out-of-school
Suspension rate: 1.7 per 100 students. Combined in-school and out-of-school rate: 2.4 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 467 Top 65% in Illinois — larger than 35% of 3,845 state schools
Teachers (FTE) 36.0
Students per teacher 12.1:1 -17% vs state
Free-lunch eligible —
NCES ID 170993005413
Student demographics
Hispanic or Latino 93.4%
African American 3.2%
White 1.7%
Asian 0.9%
American Indian / Alaska Native 0.4%
Native Hawaiian / Pacific Islander 0.4%
Largest group: Hispanic or Latino at 93.4% of enrollment.
Programs & staff
Counselors (FTE) 1.0
Students per counselor 467:1
Discipline & special education
Chronically absent 44.8%
In-school suspensions 8
Out-of-school suspensions 3
Funding & spending
District-wide per-pupil expenditure for City of Chicago Sd 299, which includes Ruiz Elem School.
$21,050
Per student
+24%
vs Illinois
Avg $17,042
+27%
vs U.S.
Avg $16,593
Revenue mix
Local 52.8%
State 29.9%
Federal 17.4%
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.
Other Schools in This District
- Enrollment
- 4,604
- Students per teacher
- 17.4:1
- Enrollment
- 4,487
- Students per teacher
- 16.6:1
- Enrollment
- 3,099
- Students per teacher
- 16.5:1
- Enrollment
- 2,268
- Students per teacher
- 19.2:1
- Enrollment
- 2,223
- Students per teacher
- 16.9:1
Similar other schools in Chicago
6 comparable other schools (grades Mixed) serving the same city.
Lane Technical High School
Standard public school
4,604 students 17.4:1 students per teacher
Taft High School
Standard public school
4,487 students 16.6:1 students per teacher
Kenwood Academy High School
Standard public school
2,268 students 19.2:1 students per teacher
Young Magnet High School
Standard public school
2,223 students 16.9:1 students per teacher
Disney Elem Magnet School
Standard public school
1,384 students 16:1 students per teacher
Morgan Park High School
Standard public school
1,349 students 16.3:1 students per teacher
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 Ruiz Elem School
How many students attend Ruiz Elem School?
Ruiz Elem School has 467 students enrolled. It is a other school in Chicago, IL.
What is the student-teacher ratio at Ruiz Elem School?
The student-teacher ratio at Ruiz Elem School is 12.1:1, which is 17% lower than the Illinois average of 14.6:1 and 23% 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 Ruiz Elem School?
The largest demographic group at Ruiz Elem School is Hispanic or Latino at 93.4%. The school serves a diverse student body in Chicago, IL.
What is the Resource Investment Index for Ruiz Elem School?
Ruiz Elem School has a Resource Investment Index of 22/100 (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.
Is Ruiz Elem School a good school?
Ruiz Elem School earns an F Resource Investment Index (22/100), even as it posts class sizes smaller than 72% of Illinois schools. The Resource Investment Index reflects staffing, counselor access, gifted programs, and attendance reported to NCES, not test scores or academic outcomes, so treat it as a resource snapshot rather than an overall rating.