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Elementary Schools in Los Osos, California

Above Average2024–25 data3 schools · avg 53.8/100

Los Osos, California has 3 ranked elementary schools with an average Scope Score of 53.8/100 — 10.0 points above the California state average of 43.8. The highest-scoring school is Monarch Grove Elementary at 59/100, where 39.4% of students exceed the state standard on the 2025 CAASPP assessment. Los Osos schools average 32.0% exceeded standard (state: 21.6%) — this exceeded-vs-met distinction reveals whether schools push students beyond proficiency or pace toward it. Chronic absenteeism averages 16.6% (near the state average of 18.1%). Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.

Avg Scope Score
53.8
State avg: 43.8
SchoolScope composite
Score Range
11.9
47.5 – 59.4
Avg Exceeded %
32.0%
State avg: 21.6%
CDE CAASPP 2025
Chronic Absenteeism
16.6%
State avg: 18.1%
CDE Attendance 2025
Schools Ranked
3
With Scope Scores

How Los Osos schools compare

Los Osos's 3 ranked elementary schools average a Scope Score of 53.8 — 10.0 points above the California state average of 43.8. Scores range from 47.5 to 59.4, a 11.9-point spread.

The top-ranked school is Monarch Grove Elementary with a Scope Score of 59 and 39.4% of students exceeding standard.

High-ceiling schools: Los Osos schools average 32.0% exceeding standard — well above the statewide average of 21.6%. These schools aren't just getting students to proficiency, they're pushing them further.

Chronic absenteeism in Los Osos averages 16.6%, which is near the state average of 18.1%.

How we score · Scope Score weights exceeded (40%), met (22%), growth (15%), absenteeism (10%), suspension (5%), ELPAC (5%), baseline (3%)

School archetypes in Los Osos

1 Strong All-Around1 Culture First1 Building Momentum

Archetypes are data-driven labels based on Scope Score dimensions. Learn more

Schools in Los Osos ranked by Scope Score

#SchoolExceededScore
1Monarch Grove Elementary
San Luis Coastal Unified Strong All-Around
39.4%Solid
59/100
2Los Osos Middle
San Luis Coastal Unified Building Momentum
30.5%Solid
54/100
3Baywood Elementary
San Luis Coastal Unified Culture First
25.9%Developing
48/100

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.

Private Schools in Los Osos

Private schools don't participate in California's standardized testing (CAASPP) and cannot be scored or ranked. Showing enrollment, student-teacher ratio, and affiliation where available.

Wishing Well School
Nonsectarian · Grades Pre-K-8 · 119 students
8:1Private

What Scope Scores can't tell you about Los Osos

  • 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 Los Osos good?
Los Osos's 3 ranked elementary schools average a Scope Score of 53.8/100, which is 10.0 points above the California state average of 43.8. 32.0% 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 Los Osos?
The highest-scoring elementary school in Los Osos is Monarch Grove Elementary with a Scope Score of 59/100 and 39.4% 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 Los Osos schools compare to the state average?
Los Osos elementary schools average a Scope Score of 53.8 vs. the statewide average of 43.8 (10.0 points above). The exceeded rate averages 32.0% vs. 21.6% statewide. Chronic absenteeism averages 16.6% vs. 18.1% statewide. Scores range from 47.5 to 59.4, a 11.9-point spread.
How many schools are in Los Osos?
Los Osos has 3 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.

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