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SCHOOL COMMUNITY·WHITTIER UNION HIGH·NCES 064248006952

La Serna High

15301 Youngwood Dr., Whittier, CA 90605 · (562) 698-8121 · Los Angeles County
GRADES 09–12HIGH21-SUBURBTITLE IREGULAR SCHOOL2,372 STUDENTS
Enrollment
2,372
High
DISTRICT 1,400 · STATE 838
Student : Teacher
25.9:1
92 FTE teachers
DISTRICT 21.1:1 · STATE 18.2:1
Free / Reduced Lunch
58%
1,386 students
DISTRICT 77% · STATE 65%
Community
2
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 9
623
Grade 10
570
Grade 11
625
Grade 12
554
Student demographics
White
23610%
DISTRICT 6% · STATE 20%
Hispanic
1,97083%
DISTRICT 90% · STATE 56%
Black
251%
DISTRICT 1% · STATE 5%
Asian
994%
DISTRICT 2% · STATE 12%
Two+
241%
DISTRICT 1% · STATE 6%
Native American
141%
DISTRICT 0% · STATE 0%
Pacific Islander
10%
DISTRICT 0% · STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
1,21951%
Female
1,15048%

Discussions

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Test scores

CAASPP 2023-24 . % met or exceeded standard
English Language Arts
73.6%
CA avg 47.1% . -0.4pp since 2014
Math
42.6%
CA avg 35.6% . +5.6pp since 2014
Source: CAASPP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
58.1%
composite math + reading, all grades
Predicted
44.7%
based on CA schools with similar FRL share
Beats by
+13.4pp
above demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
2,372
-346 (-13%) vs 2017
Student : Teacher
25.9:1
was 27.4:1
% White
10%
was 15%
% Hispanic
83%
was 79%
% Black
1%
was 1%
% Asian
4%
was 4%
Source: NCES Common Core of Data

About La Serna High

Set in Whittier, California, La Serna High is a sizable high school, run under Whittier Union High. It caters to 2,372 students across grades 9 through 12. That puts it 183% larger than the typical public school in California, which averages around 838 students.

Whittier Union High comprises 7 schools with combined enrollment of 9,798 students; La Serna High is among them.

In terms of who attends, La Serna High lists that the student body is overwhelmingly Hispanic (83%); the rest reads as 10% White, 4% Asian. The wider county runs roughly 48% Hispanic, putting the school's mix visibly more Hispanic than the area baseline.

Looking at the economic backdrop, The school lists 92 full-time-equivalent teachers, for a student-teacher ratio near 25.9:1. Statewide, the average ratio sits near 18.2:1, putting La Serna High higher than the state norm the norm. An estimated 58% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. That share is below Los Angeles County's rate of about 70%.

On a residual basis (actual vs predicted given the student mix), La Serna High tracks the demographic baseline. The model predicts 44.7% given the school's FRL share; actual proficiency is 58.1%.

In the broader community, ACS estimates for Los Angeles County put median household income runs about $90,112, about 36% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 10%. Across Los Angeles County's 2244 public schools (combined enrollment of about 1,265,907 students), La Serna High is one campus in the mix.

Murphy Ranch Elementary is the nearest neighboring public school, about 0.8 miles from this campus. Counting just inside five miles, 8 other public schools cluster around La Serna High. On composite proficiency, La Serna High comes 4th of 9 in the immediate cluster, higher than the nearby-schools average of 58.0%.

La Serna High operates from a suburban location.

Five-year trend. La Serna High's enrollment has declined 13% since 2018, when it stood at 2,718 (now 2,372). White enrollment moved from 15% to 10% across the same window. The student-to-teacher ratio pulled in from 27.4:1 in 2018 to 25.9:1 today.

On allk12, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.

Los Angeles County at a glance

View full county profile
Population
9,808,667
Census ACS
Median income
$90,112
Household, ACS
Bachelor's+
36%
Adults 25+
Poverty rate
10%
Below federal line
Schools in county
2,244
1,265,907 students

Quick facts

School name
La Serna High
District
Whittier Union High
Address
15301 Youngwood Dr., Whittier, CA 90605
Phone
(562) 698-8121
County
Los Angeles County
Level
High
Grade range
09–12
Total enrollment
2,372
Teachers (FTE)
92
Student–teacher ratio
25.9:1
Free/Reduced lunch
1,386 (58%)
Locale
21-Suburb: Large
NCES ID
064248006952
Charter school
No
Virtual school
No

Related schools

Other schools in Whittier Union High
Other schools in Whittier
Nearby schools

Frequently asked questions

About La Serna High
What is the total enrollment at La Serna High?
La Serna High enrolls approximately 2,372 students in grades 09-12.
What grades does La Serna High serve?
La Serna High serves grades 09-12.
What is the student-teacher ratio at La Serna High?
The student-to-teacher ratio at La Serna High is approximately 25.9:1 (92 FTE teachers).
What is the student diversity at La Serna High?
Student demographics at La Serna High are roughly 10% White, 83% Hispanic, 1% Black, 4% Asian, 1% Two or more.
What district is La Serna High in?
La Serna High is part of Whittier Union High.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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