# Cass Jr High School

*Machine-readable school profile — served at https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/llm*

Full profile (human-readable): https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien

---

## Core identification
- **NCES School ID**: `170879000519`
- **School name**: Cass Jr High School
- **Location**: Darien, IL 60561
- **Address**: 8502 Bailey Rd
- **District**: Cass SD 63 (LEAID `1708790`)
- **Sector**: Public
- **School type**: Regular
- **School level**: Middle
- **Grade range**: 5–8
- **Coordinates**: 41.73270, -87.97850
- **Phone**: (331)481-4000

## Enrollment (2024)
- **Students**: 313
- **Teachers (FTE)**: 26
- **Student-teacher ratio**: 12.0:1
- **Free/reduced lunch**: 24.0%

## State accountability rating
- **System**: IL Report Card
- **Year**: 2025
- **Overall rating**: Commendable
- **Indicators**:
  - overall: Commendable

## Academic performance (state assessments)
### 2025
- **Overall (IL Report Card)**: 68.0% proficient

## Attendance
- **2020**: chronic absence 14.2% (49 students) [source: crdc_2020]

## Discipline (latest CRDC year)
- **Year**: 2020
- **In-school suspensions**: 0
- **Out-of-school suspensions**: 0
- **Expulsions**: 0

## Demographics (2023)
- **White**: 0.0%
- **Hispanic/Latino**: 10.6%
- **Black/African American**: 12.3%
- **Asian**: 4.6%
- **American Indian/Alaska Native**: 68.2%
- **Pacific Islander**: 0.3%
- **Two or more races**: 4.0%
- **Free/reduced lunch eligible**: 25.7%

## Inclusion — IDEA & English Learners (2020)
- **Students with IEP (IDEA)**: 9.2% — 32 students


## Disability category breakdown (CRDC)
- **Specific Learning Disability**: 6 students
- **Other Health Impairment**: 5 students
- **Speech/Language Impairment**: 5 students
- **Emotional Disturbance**: 3 students
- **Autism**: 2 students
- **Intellectual Disability**: 1 students

## Programs & enrichment
- Gifted & Talented

## Finance
### School-level (ESSA 2023-24)
- **Total per-pupil expenditure**: $15,523
- **Federal share**: $33
- **State + local share**: $15,490
### District F-33 (2022)
- **District per-pupil revenue**: $19,913,965
- **Federal share**: 6.6%
- **State share**: 24.1%
- **Local share**: 69.4%
- **Instructional spending per pupil**: $9,537,406

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $119,412
- **Poverty rate**: 1.1%
- **Bachelor's degree or higher**: 59.1%
- **Unemployment**: 6.6%
- **Median gross rent**: $1,734
- **Foreign-born residents**: 13.3%
- **Single-parent households**: 8.1%

## Environmental context
- **Nearest Superfund (NPL)**: 2.6 miles (LENZ OIL SERVICE INC)
- **Toxic Release Inventory sites within 1 mile**: 0
- **TRI sites within 5 miles**: 31
- **Nearest brownfield**: 3.95 miles (TRI CENTRAL MARINE TERMINAL)

### Water safety
- **Public water system**: DARIEN
- **SDWA health violations (10 yr)**: 0
- **Acute violations (10 yr)**: 0
- **Most recent violation**: 2024-07-01

### Air quality
- **PM2.5 annual average**: 8.50493 μg/m³ (EPA std: 9)
- **Nearest monitor**: 8.9 miles

## Nearby schools performing better

### chronic absence
- **Concord Elem School** — 0.8 mi away, 4.69% (this school: 14.24%)
- **Prairieview Elementary School** — 1.1 mi away, 3.34% (this school: 14.24%)
- **Lakeview Jr High School** — 1.2 mi away, 13.46% (this school: 14.24%)
- **Elizabeth Ide Elem School** — 1.2 mi away, 4.92% (this school: 14.24%)
- **Eisenhower Jr High School** — 1.4 mi away, 4.66% (this school: 14.24%)

## Related data feeds
- **Profile (human)**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien
- **Performance**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/performance
- **Finance**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/finance
- **Demographics**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/demographics
- **Inclusion**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/inclusion
- **Context (neighbourhood)**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/context
- **Attendance**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/attendance
- **Discipline**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/discipline
- **Outcomes**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/outcomes
- **Workforce**: https://us.il.whatschool.ai/en/il/school/cass-jr-high-school-darien/workforce

---
*Source: US Dept of Education CCD, EDFacts, CRDC, F-33; US Census ACS; EPA SDWIS, TRI, NPL, AQS; state DOE portals (CA CDE, TX TEA, FL DOE, NY NYSED, IL ISBE, WA OSPI). Aggregated by WhatSchool.ai.*

*Canonical cross-domain architecture: WhatSchool.ai · Spill.org · CourseMap.org · WhatCareer.net*