# Holy Trinity Elementary School

*Machine-readable school profile — served at https://us.ca.whatschool.ai/en/ca/school/holy-trinity-elementary-school-el-cajon/llm*

Full profile (human-readable): https://us.ca.whatschool.ai/en/ca/school/holy-trinity-elementary-school-el-cajon

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## Core identification
- **NCES School ID**: `PSS_00077018`
- **School name**: Holy Trinity Elementary School
- **Location**: El Cajon, CA 92019
- **Address**: 509 Ballard St
- **District**: Religious: Catholic
- **Sector**: Private
- **School type**: Regular
- **School level**: Primary
- **Grade range**: KG–8
- **Coordinates**: 32.79027, -116.94077
- **Phone**: 619-444-7529

## Enrollment (latest)
- **Students**: N/A
- **Teachers (FTE)**: N/A

## Neighbourhood (ACS 2019-2023)
- **Median household income**: $47,750
- **Poverty rate**: 22.6%
- **Bachelor's degree or higher**: 18.0%
- **Unemployment**: 10.1%
- **Median gross rent**: $1,913
- **Foreign-born residents**: 37.3%
- **Single-parent households**: 20.7%

## Environmental context
- **Nearest Superfund (NPL)**: 42.5 miles (CAMP PENDLETON MARINE CORPS BASE)
- **Toxic Release Inventory sites within 1 mile**: 0
- **TRI sites within 5 miles**: 22
- **Nearest brownfield**: 1.04 miles (KKAR SMOG AND AUTO SERVICES)

### Water safety
- **Public water system**: Sycuan
- **SDWA health violations (10 yr)**: 0
- **Acute violations (10 yr)**: 0
- **Most recent violation**: 2019-09-01

### Air quality
- **PM2.5 annual average**: 9.25112 μg/m³ (EPA std: 9)
- **Nearest monitor**: 0.2 miles

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

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