W.J.C. Trapp Elementary

Regular School · Rialto, CA

W.J.C. Trapp Elementary is a regular school school in Rialto, California, serving grades KG–05 with 537 students enrolled (SY 2024-2025). The student-teacher ratio is 24.4:1.

Level

Elementary

Grades

KG – 05

Enrollment

537

Teachers (FTE)

22.0

Student–Teacher Ratio

24.4:1

Status

Open

Lunch Program Participation

Yes under Community Eligibility Option (CEO)

Student Demographics (SY 2024-2025)

Race / Ethnicity	Students	Share
Hispanic/Latino	463	86%
Black or African American	34	6%
White	25	5%
Two or more races	8	1%
Asian	6	1%
Not Specified	1	0%
Total enrollment	537	281M / 255F

English Language Learners: 87 (16% of enrollment) · SY 2021–22

Academic Performance (SY 2021-2022)

Metric	This School	State Avg	Tested
Math Proficiency	.	33.9%	—
Reading Proficiency	.	48.7%	—
Science Proficiency	.	—	—

Source: EDFacts, SY 2020–2021. Suppressed values (e.g. <=10%) indicate fewer than the minimum reportable threshold.

Stanford Achievement Estimate

Pooled score across SY 2009–2022 (grades 3–8), expressed in grade levels relative to the national average. Positive = above average.

Overall (Math + ELA)

-0.21 grade levels

Math

-0.10 grade levels

Programs & Discipline

Gifted & Talented

Program offered

23 students enrolled

Out-of-School Suspensions

1.3% of enrollment · SY 2021–22

Chronically Absent

10.4% of enrollment · SY 2019–20

Source: Civil Rights Data Collection (CRDC), Office for Civil Rights & EDFacts.

Lunch Program (SY 2024-2025)

Category	Students	% of School
Total enrollment (est.)	537	100%

Contact & Location

2750 North Riverside Ave.

Rialto, CA 92377

Phone: (909)820-7911

http://kec.rialto.k12.ca.us/domain/27

District

Rialto Unified

Per-pupil expenditure: $19,962

District enrollment: 24,117

Other Schools in District

A. H. Morgan Elementary Elementary
Charlotte N. Werner Elementary Elementary
Dr. Edward Fitzgerald Elementary Elementary
Dr. Ernest Garcia Elementary Elementary
Elizabeth T. Hughbanks Elementary Elementary
George H. Dunn Elementary Elementary
Georgia F. Morris Elementary Elementary
Helen L. Dollahan Elementary Elementary

View all 29 schools →

Related Data

Neighborhood demographics (ZIP 92377) → CensusDepth.com
California population & income data → CensusDepth.com
California teacher salaries → WageDepth.com

NCES ID

063237004999

Data sources: NCES CCD SY 2024-2025 (directory, staff, lunch), EDFacts SY 2020-21 (assessments), CRDC SY 2021-22 (programs & discipline), SEDA v6.0 (achievement estimates). Updated annually. NCES CCD