How does W.J.C. Trapp Elementary compare to other elementary schools in Rialto?

W.J.C. Trapp Elementary has a SchoolScope composite score of 44.7/100, placing it at the 53rd percentile statewide. 20% of students exceed standard, with a total of 1,120 students tested across grades and subjects.

What percentage of students exceed standards at W.J.C. Trapp Elementary?

20.5% of students at W.J.C. Trapp Elementary exceed the state standard on CAASPP assessments, while 53.0% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is W.J.C. Trapp Elementary improving or declining?

W.J.C. Trapp Elementary's proficiency rate decreases by 26.4 percentage points from grade 3 to grade 5, suggesting the school is not sustaining early academic gains.

What is the chronic absenteeism rate at W.J.C. Trapp Elementary?

11.2% of students at W.J.C. Trapp Elementary are chronically absent (missing 10% or more of school days). This metric reflects school culture and family engagement, and is weighted at 15% in our composite score.

W.J.C. Trapp Elementary

Rialto Unified Rialto San Bernardino County 92377

Composite Score

out of 100

State Percentile

of elementary schools

State Rank

1,120 students tested

School overview

Enrollment

543 students

Student-Teacher Ratio

26:1

Free/Reduced Lunch

76%

Teachers

21 full-time

Student demographics

Hispanic 84.0%

White 5.3%

Asian 0.6%

Black 7.7%

Other 2.4%

Performance breakdown

Performance breakdown for W.J.C. Trapp Elementary
Category	Percentage
Exceeded Standard	20.5%
Met Standard	32.5%
Below Standard	47.0%

Exceeded

20.5%

Met

32.5%

Below

47.0%

What other rankings don't show you

Most rating sites report "53% proficient" for W.J.C. Trapp Elementary and stop there. Here's what that number hides:

20.5% of students exceeded standard while 32.5% merely met it. That exceeded rate is near the state average of 21.0%. That's 7.7 points above the Rialto Unified district average of 12.8%. Compared to the 14 nearby schools within ~3 miles, this exceeded rate is 8.3 points higher (vs 12.2% average). The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

Proficiency drops by 26.4 percentage points from grade 3 to grade 5 — a signal that the school may not be sustaining early gains.

Chronic absenteeism is 11.2%, better than the state average of 18.7%.