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Very Good

#2735 of 9,533 schools in CA

Top 29% in state

Los Osos Middle

Middle School · San Luis Coastal Unified

1555 El Moro St., Los Osos, CA 93402

Enrollment

486

Student-Teacher

18:1

Score

7.3

Grades

6th – 8th

Updated 2022-23

How this school compares

In Los Osos

#3 of 3

public schools

California middle schools

#350 of 1,349

In district

#9 of 15

San Luis Coastal Unified

Equity

8.7 / 10

Exceptional

About Los Osos Middle

Los Osos Middle serves 486 students in grades 6-8 in the coastal community of Los Osos, California. With 27 full-time equivalent teachers, the school maintains an 18:1 student-teacher ratio, providing solid opportunities for individualized attention during the crucial middle school years. The school demonstrates strong academic performance, earning an 8.1 out of 10 MySchoolScout rating and ranking in the 88th percentile statewide at #1122 out of 9566 California schools.

Students show particular strength in English Language Arts, with 62% achieving proficiency or above across grade levels. Math performance stands at 46% proficient or above, indicating steady progress with continued room for growth in STEM subjects. Los Osos Middle draws from an educated community where 46% of residents hold bachelor's degrees or higher, and the median household income reaches $92,174.

The area's low poverty rate of 9.3% reflects the stable, middle-class character of this San Luis Obispo County neighborhood, where median home values average $703,300. The school sits in a rural setting near town, offering students the benefits of both natural surroundings and community amenities. This coastal location provides a unique backdrop for learning, combining small-town atmosphere with the educational advantages that come from serving an engaged, well-educated community along California's scenic Central Coast.

What Parents Should Know

Located in a rural area, Los Osos Middle may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress5.2Average40%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change-1.41 pts/yr
Data Period2019–2024
TrendDeclining
Academics8.6Excellent35%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency46.3%
Reading/ELA Proficiency62.8%
Math vs. State Avg+11.9 pts
Reading vs. State Avg+16.9 pts
Overall Proficiency55%
Expected (poverty-adj.)44%
vs. Expected+11.0 pts
Adjusted Percentile78th
Resources & Environment8.7Excellent25%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio18:1
Per-Pupil Spending$16,714

Los Osos Middle — Students at Los Osos Middle score 55% proficient, which is above what's typical for similar communities (expected: 44%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

55.3%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 47.3%
School
State
33.9%
ELA Proficiency 62.7%
School
State
46.6%

Based on 12 test records from CA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
55%
ELA
69%
2021*
Math
44%
ELA
58%
2024
Math
46.2%
ELA
62.4%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 5.2/10.

How Los Osos Middle Compares

See how Los Osos Middle performs across key quality dimensions compared to state benchmarks.

Overall Score
7.3/10
71th percentile in CA
Academic
8.6/10
8.6/10
Growth
5.2/10
Above average
Environment
8.7/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
55%
Teaching Staff
18:1 student-teacher ratio
27 teachers

Location

1555 El Moro St., Los Osos, CA 93402

Nearby Alternatives

Families considering Los Osos Middle may also want to explore other middle schools in the area. C L Smith Elementary (rated 9.0/10, 8.6 miles away, in nearby San Luis Obispo), which scores notably higher. Another option is Monarch Grove Elementary (rated 8.9/10, 1.8 miles away), which scores notably higher. Additionally, Morro Bay High (rated 8.6/10, 4.6 miles away, in nearby Morro Bay), which scores notably higher. For more schools in Los Osos, see our Los Osos schools guide .

Nearby Schools

20 within 9.0 mi
School Distance Rating
Baywood Elementary Los Osos 0.8 mi 8.3
Central Coast Waldorf Los Osos 1.4 mi
WISHING WELL SCHOOL Los Osos 1.4 mi 6.4
Monarch Grove Elementary Los Osos 1.8 mi 8.9
Morro Bay High Morro Bay 4.6 mi 8.6
San Luis County Special Education San Luis Obispo 4.4 mi
Del Mar Elementary Morro Bay 5.4 mi 8.2
San Luis Obispo County Community San Luis Obispo 4.7 mi 6.2
Grizzly ChalleNGe Charter San Luis Obispo 5.1 mi 6.3
San Luis Obispo County Juvenile Court San Luis Obispo 5.7 mi
CHRIST CLASSICAL SCHOOL San Luis Obispo 6.9 mi 6.1
Bishop's Peak Elementary San Luis Obispo 7.8 mi 5.3
Laguna Middle San Luis Obispo 8.1 mi 7.1
C L Smith Elementary San Luis Obispo 8.6 mi 9.0
Pacheco Elementary San Luis Obispo 8.3 mi 7.8
Pacific Beach High San Luis Obispo 8.9 mi 4.7
Cayucos Elementary Cayucos 10.0 mi 8.4
Lindamood-Bell Academy San Luis Obispo 9.1 mi
OLD MISSION SCHOOL San Luis Obispo 9.1 mi 4.8
ORFALEA FAMILY & ASI CHILDREN'S CENTER RM # 133 San Luis Obispo 9.0 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 93402 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$103,839

Median Home Value

$729,200

Median Rent

$1,909/mo

Population

15,085

College Educated

50.1%

Homeownership

69.7%

Avg Commute

20.9 min

Poverty Rate

8.4%

Median Age

47.4

Community Profile

The community surrounding Los Osos Middle has a median household income of $103,839. It is a well-educated community where 50% of adults hold a bachelor's degree or higher. The median home value in the area is $729,200, with a median rent of $1,909/month. The local poverty rate of 8.4% is relatively low. The average commute for residents is 21 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Bartlett Middle Porterville, CA 7.3
Columbia Middle Sunnyvale, CA 7.3
Earl Warren Middle Encinitas, CA 7.3
Farb Middle San Diego, CA 7.3
General Grant Middle Reedley, CA 7.3
Nelson Avenue Middle Oroville, CA 7.3

Frequently Asked Questions

Common questions about Los Osos Middle

What grades does Los Osos Middle serve?

Los Osos Middle serves students in grades 6th through 8th.

How many students attend Los Osos Middle?

Los Osos Middle has an enrollment of approximately 486 students.

What is the student-teacher ratio at Los Osos Middle?

The student-teacher ratio at Los Osos Middle is 18:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Los Osos Middle rank in CA?

Los Osos Middle is ranked #2735 out of 9,533 schools in CA.

What is Los Osos Middle's MySchoolScout rating?

Los Osos Middle has a composite rating of 7.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Los Osos Middle?

Based on the most recent state assessment data, Los Osos Middle has 47.3% math proficiency and 62.7% reading/ELA proficiency.

Is Los Osos Middle a charter school?

No, Los Osos Middle is not a charter school. It is a traditional public school operated by the local school district.

Is Los Osos Middle a Title I school?

No, Los Osos Middle is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Los Osos Middle?

55.3% of students at Los Osos Middle qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
12 Car-Dependent
Bike Score
30 Somewhat Bikeable
County Safety
Average (404/100K)

Powered by Walk Score

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
6th – 8th
Enrollment
486
Student-Teacher Ratio
18:1
Teachers (FTE)
27
Free/Reduced Lunch
55.3%
Type
regular
Setting
Fringe Rural
County
San Luis Obispo County
Data Year
2023–2024

District

San Luis Coastal Unified
District Enrollment
7,577
Schools in District
16
Per-Pupil Spending
$18,117
District Rank
#9 of 15

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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