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La Serna High

Whittier Union HighWhittierLos Angeles County90605
Composite Score
out of 100
State Percentile
of elementary schools
State Rank
1,192 students tested

School overview

Enrollment
2,385 students
Student-Teacher Ratio
27:1
Free/Reduced Lunch
58%
Teachers
89 full-time

Student demographics

Hispanic82.3%
White10.7%
Asian3.0%
Black1.1%
Other2.9%

Performance breakdown

Performance breakdown for La Serna High
CategoryPercentage
Exceeded Standard29.9%
Met Standard27.2%
Below Standard42.9%

What other rankings don't show you

Most rating sites report "57% proficient" for La Serna High and stop there. Here's what that number hides:

29.9% of students exceeded standard while 27.2% merely met it. That exceeded rate is 14.4 points above the state average of 15.5%. That's 12.6 points above the Whittier Union High district average of 17.3%. Compared to the 1 nearby schools within ~3 miles, this exceeded rate is 8.9 points higher (vs 21.1% average). The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

Chronic absenteeism is 14.2%, better than the state average of 34.0%.

Why the exceeded vs. met split matters →

Key metrics

% Exceeded Standard
29.9%
Students scoring above proficient
% Met or Above
57.1%
Students meeting standard
Chronic Absenteeism
14.2%
Students missing 10%+ of days
Suspension Rate
1.8%
Students suspended at least once
Total Tested
1,192
Across all grades & subjects

ELA scores by grade

GradeTestedExceededMetNearly MetNot MetMet+Above
11th59340.3%31.0%16.2%12.5%71.3%

Math scores by grade

GradeTestedExceededMetNearly MetNot MetMet+Above
11th59919.5%23.4%28.1%29.1%42.9%

Nearby schools

1 schools within ~3 miles · avg composite 50.7

California High
Whittier Union High · 1.7 mi
50.7
All schools in Whittier →
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Data source: California Department of Education (2025 test year) · How we score