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Schools in 91311 — Chatsworth, California

91311 has 7 ranked schools averaging a Scope Score of 40.2 — 3.6 points below the California state average of 43.8. Scores range from 9.6 to 60.3, a 50.7-point spread.

Avg Scope Score
40.2
State avg: 43.8
SchoolScope composite
Score Range
50.7
9.6 – 60.3
Avg Exceeded %
18.2%
State avg: 21.6%
Chronic Absenteeism
31.0%
State avg: 18.1%
Schools Ranked
7
With Scope Scores

How 91311 schools perform

The top-ranked school is Superior Street Elementary with a Scope Score of 60 and 36.7% of students exceeding standard.

Declining trajectory: Average proficiency drops by 4.5 percentage points from grade 3 to grade 5 across 91311. This pattern in test scores may reflect a variety of factors and is worth examining school by school.

Chronic absenteeism across 91311 averages 31.0%, below the state average of 18.1%. This elevated rate may indicate systemic attendance challenges in the area.

How 91311 compares to nearby zip codes

Zip CodeCitySchoolsAvg Scorevs 91311
91311Chatsworth740.2
91307West Hills453.9+13.7
91306Winnetka636.2-4.0
91316Encino360.5+20.3
91304West Hills548.7+8.5
91303Canoga Park431.0-9.1

All schools in 91311

#SchoolScoreCountyExceededMet+AbsentSusp.
1Superior Street Elementary
Los Angeles Unified Building Momentum
60Los Angeles36.7%64.5%10.8%0.3%
2Chatsworth Charter High
Los Angeles Unified Building Momentum
59Los Angeles19.5%42.1%27.7%0.8%
3Chatsworth Park ES Urban Planning/Community Develo
Los Angeles Unified Building Momentum
52Los Angeles29.2%56.5%16.5%0.1%
4Ernest Lawrence Middle
Los Angeles Unified Building Momentum
45Los Angeles23.3%44.3%24.6%2.6%
5Germain Academy For Academic Achievement
Los Angeles Unified Building Momentum
40Los Angeles18.6%44.3%20.6%0.1%
6Stoney Point Continuation
Los Angeles Unified Building Momentum
15Los Angeles0.0%9.3%61.3%1.3%
7William Tell Aggeler Opportunity High
Los Angeles Unified Building Momentum
10Los Angeles0.0%0.0%55.5%6.6%

Schools in 91311 on the map

Data source: California Department of Education · CAASPP 2024-25 · Methodology

Scores are SchoolScope's analysis of public data, not official CDE ratings. They represent one way of interpreting test results and should not be the sole basis for school decisions.

What Scope Scores can't tell you about 91311

  • Class sizes and student-teacher interaction quality
  • Quality of arts, music, athletics, and enrichment programs
  • Teacher experience, turnover, and professional development
  • Campus safety, bullying climate, and social-emotional support
  • Parent and community engagement levels
  • Quality of special education and gifted programs
  • How school zones and enrollment boundaries affect access

Scope Scores measure academic performance and school climate using public data. They are one lens among many. Full methodology

Frequently asked questions

Are the schools in Chatsworth good?
Chatsworth's 7 ranked elementary schools average a Scope Score of 40.2/100, which is 3.6 points below the California state average of 43.8. 18.2% of students exceed the state standard on average (state average: 21.6%). The Scope Score weights six dimensions: exceeded standard (40%), met standard (22%), grade-level growth (15%), chronic absenteeism (10%), suspension rate (5%), and ELPAC proficiency (5%). Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.
What is the best elementary school in Chatsworth?
The highest-scoring elementary school in Chatsworth is Superior Street Elementary with a Scope Score of 60/100 and 36.7% of students exceeding the state standard. Rankings are based on SchoolScope's 2025 Scope Score, which measures academic performance and school climate using publicly available California data. See full methodology.
How do Chatsworth schools compare to the state average?
Chatsworth elementary schools average a Scope Score of 40.2 vs. the statewide average of 43.8 (3.6 points below). The exceeded rate averages 18.2% vs. 21.6% statewide. Chronic absenteeism averages 31.0% vs. 18.1% statewide. Scores range from 9.6 to 60.3, a 50.7-point spread.
How many schools are in Chatsworth?
Chatsworth has 7 ranked elementary schools with Scope Scores. Schools are ranked using a weighted composite of CAASPP test performance, growth trajectory, chronic absenteeism, and suspension rate. Schools with insufficient testing data are not ranked.
What does the Scope Score measure?
The Scope Score is SchoolScope's proprietary composite rating (0–100) based on six dimensions of publicly available California school data: the exceeded-vs-met standard split, overall proficiency, grade 3–5 growth, chronic absenteeism, suspension rate, and ELPAC English Learner proficiency. Unlike single-number ratings, the Scope Score separates students who "exceeded" from those who "met" the standard — revealing whether a school pushes students beyond proficiency or paces toward it. Full methodology and weights.