The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·LOS ANGELES UNIFIED·NCES 062271002885

Calahan Street Elementary

18722 Knapp St., Northridge, CA 91324 · (818) 886-4612 · Los Angeles County
GRADES KG–05ELEMENTARY11-CITYTITLE IREGULAR SCHOOL474 STUDENTS
Enrollment
474
Elementary
DISTRICT 404 · STATE 465
Student : Teacher
21.6:1
22 FTE teachers
DISTRICT 20.0:1 · STATE 22.3:1
Free / Reduced Lunch
73%
347 students
DISTRICT 84% · STATE 65%
Community
2
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
117
Grade 1
81
Grade 2
70
Grade 3
62
Grade 4
68
Grade 5
76
Student demographics
White
5311%
DISTRICT 10% · STATE 20%
Hispanic
28360%
DISTRICT 73% · STATE 56%
Black
286%
DISTRICT 7% · STATE 5%
Asian
6313%
DISTRICT 5% · STATE 12%
Two+
4710%
DISTRICT 5% · STATE 6%
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
22748%
Female
24752%

Discussions

+ POST

Test scores

CAASPP 2023-24 . % met or exceeded standard
English Language Arts
37.3%
CA avg 47.1% . -17.7pp since 2014
Math
38.2%
CA avg 35.6% . -1.8pp 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
38.0%
composite math + reading, all grades
Predicted
35.9%
based on CA schools with similar FRL share
Beats by
+2.1pp
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
474
-89 (-16%) vs 2017
Student : Teacher
21.6:1
was 24.5:1
% White
11%
was 23%
% Hispanic
60%
was 52%
% Black
6%
was 9%
% Asian
13%
was 12%
Source: NCES Common Core of Data

About Calahan Street Elementary

Calahan Street Elementary is a reasonably sized elementary-level community in Northridge, California, one of the schools within Los Angeles Unified. The school enrolls 474 students in grades K through 5.

Within Los Angeles Unified, which oversees 784 schools and 406,887 students, Calahan Street Elementary is one campus in the system.

On the student-mix side, Calahan Street Elementary shows that 60% of the student body identifies as Hispanic. The remainder breaks down as 13% Asian, 11% White, 10% multiracial, 6% Black. That is noticeably more Hispanic than the county at large, where the share is closer to 48%.

On the income-and-resources front, Staff filings list 22 full-time-equivalent teachers, which works out to roughly 21.6:1 students per teacher. The state averages around 22.3:1, so this campus is tighter than the state norm typical. About 73% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.

After controlling for student poverty, Calahan Street Elementary performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 35.9%, the actual is 38.0%, a residual of +2.1 points.

Across the wider county, community-level numbers for Los Angeles County indicate median household earnings sit near $90,112, roughly 36% of adults have completed at least a four-year degree, and roughly 10% of residents live below the federal poverty line. In all, Los Angeles County runs 2244 public schools (combined enrollment of about 1,265,907 students), of which Calahan Street Elementary is one.

The closest other public school is Topeka Charter School for Advanced Studies, roughly 0.8 miles away. Within five miles, there are 8 other public schools. On composite proficiency, Calahan Street Elementary comes 3rd of 6 in the immediate cluster, below the nearby-schools average of 43.5%.

The campus sits in a high-density setting.

Trend over the last 7 years. Over the past 7-year window, the student count shrank 16%: 563 students in 2018 compared to 474 in 2025. Over the same period, the White share declined from 23% to 11%. The student-to-teacher ratio narrowed from 24.5:1 in 2018 to 21.6:1 today.

In the discussion threads here, the feed for Calahan Street Elementary typically covers open house dates, ride-share offers, and field-trip permission slips. Contributors range from current parents to recent graduates and teachers.

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
Calahan Street Elementary
District
Los Angeles Unified
Address
18722 Knapp St., Northridge, CA 91324
Phone
(818) 886-4612
County
Los Angeles County
Level
Elementary
Grade range
KG–05
Total enrollment
474
Teachers (FTE)
22
Student–teacher ratio
21.6:1
Free/Reduced lunch
347 (73%)
Locale
11-City: Large
NCES ID
062271002885
Charter school
No
Virtual school
No

Related schools

Other schools in Los Angeles Unified
Other schools in Northridge
Nearby schools

Frequently asked questions

About Calahan Street Elementary
How many students attend Calahan Street Elementary?
Calahan Street Elementary enrolls approximately 474 students in grades KG-05.
What grades does Calahan Street Elementary serve?
Calahan Street Elementary serves grades KG-05.
How many teachers does Calahan Street Elementary have?
Calahan Street Elementary employs 22 FTE teachers, for a student-to-teacher ratio of 21.6:1.
How diverse is Calahan Street Elementary?
Calahan Street Elementary reports a student body of 11% White, 60% Hispanic, 6% Black, 13% Asian, 10% Two or more.
Is Calahan Street Elementary public or private?
Calahan Street Elementary is a public K-12 school, overseen by Los Angeles Unified.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post