How does William Collier Elementary compare to other elementary schools in Wildomar?

William Collier Elementary has a SchoolScope composite score of 38.1/100, placing it at the 32nd percentile statewide. 11% of students exceed standard, with a total of 1,240 students tested across grades and subjects.

What percentage of students exceed standards at William Collier Elementary?

10.8% of students at William Collier Elementary exceed the state standard on CAASPP assessments, while 35.3% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is William Collier Elementary improving or declining?

William Collier Elementary's proficiency rate decreases by 10.5 percentage points from grade 3 to grade 5, suggesting the school is not sustaining early academic gains.

What is the chronic absenteeism rate at William Collier Elementary?

23.0% of students at William Collier 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.

William Collier Elementary

Lake Elsinore Unified Wildomar Riverside County 92595

Composite Score

out of 100

State Percentile

of elementary schools

State Rank

1,240 students tested

School overview

Enrollment

734 students

Student-Teacher Ratio

25:1

Free/Reduced Lunch

74%

Teachers

29 full-time

Student demographics

Hispanic 64.7%

White 18.3%

Asian 1.6%

Black 7.5%

Other 7.9%

Performance breakdown

Performance breakdown for William Collier Elementary
Category	Percentage
Exceeded Standard	10.8%
Met Standard	24.6%
Below Standard	64.7%

Exceeded

10.8%

Met

24.6%

Below

64.7%

What other rankings don't show you

Most rating sites report "35% proficient" for William Collier Elementary and stop there. Here's what that number hides:

10.8% of students exceeded standard while 24.6% merely met it. That exceeded rate is 10.2 points below the state average of 21.0%. That's near the Lake Elsinore Unified district average of 12.6%. Compared to the 2 nearby schools within ~3 miles, this exceeded rate is 3.2 points higher (vs 7.6% 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 10.5 percentage points from grade 3 to grade 5 — a signal that the school may not be sustaining early gains.

Chronic absenteeism is 23.0%, above the state average of 18.7%.