# Grayslake Central High School

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

Full profile (human-readable): https://us.il.whatschool.ai/en/il/school/grayslake-central-high-school-grayslake

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## Core identification
- **NCES School ID**: `171755002057`
- **School name**: Grayslake Central High School
- **Location**: Grayslake, IL 60030
- **Address**: 400 N Lake St
- **District**: Grayslake CHSD 127 (LEAID `1717550`)
- **Sector**: Public
- **School type**: Regular
- **School level**: High
- **Grade range**: 9–12
- **Coordinates**: 42.34920, -88.04450
- **Phone**: (847)986-3300
- **Wikidata QID**: Q5598383 — Wikipedia: https://en.wikipedia.org/wiki/Grayslake_Central_High_School
- **Founded**: 1946

## Enrollment (2024)
- **Students**: 1,375
- **Teachers (FTE)**: 106
- **Student-teacher ratio**: 13.0:1

## 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

## Graduation rates
- **2024**: 94.2% (cohort of 329)

## SAT/ACT participation (2020)
- **SAT/ACT takers**: 583

## Attendance
- **2020**: chronic absence 23.3% (321 students) [source: crdc_2020]

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

## Demographics (2023)
- **White**: 0.1%
- **Hispanic/Latino**: 23.1%
- **Black/African American**: 9.1%
- **Asian**: 5.2%
- **American Indian/Alaska Native**: 58.2%
- **Pacific Islander**: 0.2%
- **Two or more races**: 4.1%

## Inclusion — IDEA & English Learners (2020)
- **Students with IEP (IDEA)**: 13.6% — 188 students


## Disability category breakdown (CRDC)
- **Specific Learning Disability**: 107 students
- **Other Health Impairment**: 24 students
- **Autism**: 19 students
- **Intellectual Disability**: 13 students
- **Emotional Disturbance**: 12 students
- **Multiple Disabilities**: 10 students
- **Hearing Impairment**: 2 students
- **Speech/Language Impairment**: 2 students
- **Orthopedic Impairment**: 1 students

## Programs & enrichment
- Advanced Placement (AP)

## Finance
### School-level (ESSA 2023-24)
- **Total per-pupil expenditure**: $24,078
- **Federal share**: $324
- **State + local share**: $23,754
### District F-33 (2022)
- **District per-pupil revenue**: $31,014,552
- **Federal share**: 3.8%
- **State share**: 36.3%
- **Local share**: 59.9%
- **Instructional spending per pupil**: $13,881,343

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $127,120
- **Poverty rate**: 4.9%
- **Bachelor's degree or higher**: 50.7%
- **Unemployment**: 0.9%
- **Median gross rent**: $1,185
- **Foreign-born residents**: 6.4%
- **Single-parent households**: 5.0%

## Environmental context
- **Nearest Superfund (NPL)**: 6.7 miles (WAUCONDA SAND GRAVEL)
- **Toxic Release Inventory sites within 1 mile**: 3
- **TRI sites within 5 miles**: 11
- **Nearest brownfield**: 8.09 miles (EJ E PROPERTY WAUKEGAN)

### Water safety
- **Public water system**: GRAYSLAKE
- **SDWA health violations (10 yr)**: 0
- **Acute violations (10 yr)**: 0

### Air quality
- **PM2.5 annual average**: 7.61297 μg/m³ (EPA std: 9)
- **Nearest monitor**: 13.4 miles

## Nearby schools performing better

### chronic absence
- **Grayslake Middle School** — 0.5 mi away, 9.13% (this school: 23.28%)
- **Woodview School** — 0.5 mi away, 4.92% (this school: 23.28%)
- **Frederick School** — 0.8 mi away, 9.7% (this school: 23.28%)
- **Prairieview School** — 1.1 mi away, 4.82% (this school: 23.28%)
- **Meadowview School** — 1.1 mi away, 2.88% (this school: 23.28%)

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

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*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.*

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