# Castle Rock Elementary

*Machine-readable school profile — served at https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/llm*

Full profile (human-readable): https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar

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## Core identification
- **NCES School ID**: `064128006833`
- **School name**: Castle Rock Elementary
- **Location**: Diamond Bar, CA 91765
- **Address**: 2975 Castle Rock Rd.
- **District**: Walnut Valley Unified (LEAID `0641280`)
- **Sector**: Public
- **School type**: Regular
- **School level**: Primary
- **Grade range**: 0–5
- **Coordinates**: 33.97236, -117.84324
- **Phone**: (909)598-5006
- **Website**: https://www.wvusd.k12.ca.us

## Enrollment (2024)
- **Students**: 684
- **Teachers (FTE)**: 26
- **Student-teacher ratio**: 26.3:1
- **Free/reduced lunch**: 26.6%

## Academic performance (state assessments)
### 2024
- **ELA (CA SBAC)**: 58.4% proficient — 370 tested

## Attendance
- **2024**: chronic absence 9.0% (65 students) [source: ca_dashboard]
- **2020**: chronic absence 1.6% (11 students) [source: crdc_2020]
- **2020**: chronic absence 0.0% [source: crdc]
- **2017**: chronic absence 0.0% [source: crdc]

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

## Demographics (2023)
- **Free/reduced lunch eligible**: 27.5%

## Inclusion — IDEA & English Learners (2020)
- **Students with IEP (IDEA)**: 5.8% — 40 students
- **English Learners**: 19.8% — 137 students

## Disability category breakdown (CRDC)
- **Specific Learning Disability**: 14 students
- **Autism**: 13 students
- **Speech/Language Impairment**: 12 students
- **Other Health Impairment**: 6 students
- **Hearing Impairment**: 1 students
- **Multiple Disabilities**: 1 students
- **Orthopedic Impairment**: 1 students

## Finance
### School-level (ESSA 2023-24)
- **Total per-pupil expenditure**: $14,730
- **Federal share**: $532
- **State + local share**: $14,198
- **Enrolled for PPE calc**: 691
### District F-33 (2022)
- **District per-pupil revenue**: $16,411,690
- **Federal share**: 8.7%
- **State share**: 54.5%
- **Local share**: 36.8%
- **Instructional spending per pupil**: $7,626,174

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $115,461
- **Poverty rate**: 8.9%
- **Bachelor's degree or higher**: 48.7%
- **Unemployment**: 5.3%
- **Median gross rent**: $2,381
- **Foreign-born residents**: 48.0%
- **Single-parent households**: 10.7%

## Environmental context
- **Nearest Superfund (NPL)**: 7.3 miles (SAN GABRIEL VALLEY AREA 4)
- **Toxic Release Inventory sites within 1 mile**: 0
- **TRI sites within 5 miles**: 47
- **Nearest brownfield**: 4.15 miles (THE TRACKS AT BREA FREEWAY SITE)

### Air quality
- **PM2.5 annual average**: 10.5122 μg/m³ (EPA std: 9)
- **Nearest monitor**: 11.2 miles

## Nearby schools performing better

### chronic absence
- **Evergreen Elementary** — 0.7 mi away, 7.8% (this school: 9%)
- **Diamond Bar High** — 0.8 mi away, 0% (this school: 9%)
- **South Pointe Middle** — 1.4 mi away, 5.9% (this school: 9%)
- **Maple Hill Elementary** — 2.0 mi away, 2.5% (this school: 9%)
- **Chaparral Middle** — 2.1 mi away, 3.2% (this school: 9%)

### ela proficiency
- **Evergreen Elementary** — 0.7 mi away, 64.6% (this school: 58.4%)
- **Diamond Bar High** — 0.8 mi away, 67.5% (this school: 58.4%)
- **South Pointe Middle** — 1.4 mi away, 59.7% (this school: 58.4%)
- **Maple Hill Elementary** — 2.0 mi away, 75.4% (this school: 58.4%)
- **Ybarra Academy for the Arts and Technology** — 2.1 mi away, 67.3% (this school: 58.4%)

## Related data feeds
- **Profile (human)**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar
- **Performance**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/performance
- **Finance**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/finance
- **Demographics**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/demographics
- **Inclusion**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/inclusion
- **Context (neighbourhood)**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/context
- **Attendance**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/attendance
- **Discipline**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/discipline
- **Outcomes**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/outcomes
- **Workforce**: https://us.ca.whatschool.ai/en/ca/school/castle-rock-elementary-diamond-bar/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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