How does Sonora High compare to other high schools in La Habra?

Sonora High has a SchoolScope composite score of 63.7/100, placing it at the 82nd percentile statewide. 25% of students exceed standard, with a total of 744 students tested across grades and subjects.

What percentage of students exceed standards at Sonora High?

25.0% of students at Sonora High exceed the state standard on CAASPP assessments, while 52.5% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

What is the chronic absenteeism rate at Sonora High?

11.9% of students at Sonora High 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.

Sonora High

High School

Fullerton Joint Union High La HabraOrange County90631

Composite Score

out of 100

State Percentile

of high schools

State Rank

of California high schools

School overview

Enrollment

1,707 students

Student-Teacher Ratio

23:1

Free/Reduced Lunch

57%

Teachers

74 full-time

College & career readiness

Graduation Rate

96.5%

AP Exam Prepared

58.0%

A-G Completion

60.1%

College-Going Rate

76.2%

Data source: California Department of Education — ACGR, CCI, CGR reports

Dashboard indicators

ELA Year-over-Year

Declined

-5.3 pts DFS change

Math Year-over-Year

Declined

-12.1 pts DFS change

EL Proficiency (ELPAC)

14.8%

English learners at Level 4 (Well Developed) · 115 tested

Data source: California School Dashboard 2025, ELPAC 2024

Student demographics

Hispanic72.9%

White11.3%

Asian7.7%

Black1.0%

Other7.2%

Performance breakdown

Performance breakdown for Sonora High
Category	Percentage
Exceeded Standard	25.0%
Met Standard	27.6%
Below Standard	47.5%

What other rankings don't show you

Most rating sites report "53% proficient" for Sonora High and stop there. Here's what that number hides:

25.0% of students exceeded standard while 27.6% merely met it. That exceeded rate is 9.5 points above the state average of 15.5%. That's near the Fullerton Joint Union High district average of 25.6%. Compared to the 1 nearby schools within ~3 miles, this exceeded rate is 10.0 points higher (vs 15.0% average). The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

The graduation rate is 96.5% — above the state target. 60.1% of students complete A-G requirements for UC/CSU eligibility — a strong college readiness signal. 76.2% of graduates go on to college within a year.

Chronic absenteeism is 11.9%, better than the state average of 34.0%.

Why the exceeded vs. met split matters →