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Very Good

#1655 of 9,533 schools in CA

Top 17% in state

Oso Grande Elementary

Elementary School · Capistrano Unified

30251 Sienna Pkwy., Ladera Ranch, CA 92694

Enrollment

887

Student-Teacher

24.6:1

Score

7.8

Grades

Kindergarten – 5th

Updated 2022-23

How this school compares

In Ladera Ranch

#4 of 4

public schools

California elementary schools

#1,162 of 5,817

In district

#34 of 57

Capistrano Unified

Equity

9.6 / 10

Exceptional

About Oso Grande Elementary

Oso Grande Elementary serves 887 students from kindergarten through fifth grade in the affluent Ladera Ranch community of Orange County. This regular public school has earned an impressive 8.4 out of 10 MySchoolScout rating and ranks among California's top performers at #597 out of 9,566 elementary schools statewide, placing it in the 94th percentile. The school demonstrates strong academic achievement with 80% of students performing at proficient or above levels in English Language Arts and 78% reaching proficiency in mathematics.

With 36 full-time equivalent teachers serving the student body, Oso Grande maintains a student-teacher ratio of 24.6 to 1. The school draws from a highly educated and economically stable community where 65% of residents hold bachelor's degrees or higher and the median household income reaches $187,701. The neighborhood's median home value of $978,900 reflects the area's desirability, while the low 2.7% poverty rate indicates minimal economic hardship among families.

Located on Sienna Parkway in this carefully planned suburban community of over 35,000 residents, Oso Grande Elementary sits in one of Orange County's most sought-after family neighborhoods, where educational excellence and community investment create an environment conducive to student success.

What Parents Should Know

The student-teacher ratio at Oso Grande Elementary is 24.6:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress8.4Excellent50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change+0.19 pts/yr
Data Period2019–2024
TrendStable
Academics9.3Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency77.9%
Reading/ELA Proficiency79.9%
Math vs. State Avg+32.2 pts
Reading vs. State Avg+37.1 pts
Overall Proficiency79%
Expected (poverty-adj.)69%
vs. Expected+10.4 pts
Adjusted Percentile89th
College ReadinessNot Available

Data not available for this school

Resources & Environment3.8Fair20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio24.6:1
Per-Pupil Spending$14,458

Oso Grande Elementary — Students at Oso Grande Elementary score 79% proficient, which is above what's typical for similar communities (expected: 68%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

12.3%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 77.8%
School
State
39.4%
ELA Proficiency 79.7%
School
State
45.3%

Based on 10 test records from CA state assessments. About our data

Proficiency Trend

→ Stable

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

2019
Math
77%
ELA
79%
2024
Math
78%
ELA
79.9%

Source: EdFacts (NCES) and state assessment data. Growth score: 8.4/10.

How Oso Grande Elementary Compares

See how Oso Grande Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
7.8/10
83th percentile in CA
Academic
9.3/10
9.3/10
Growth
8.4/10
Above average
Environment
3.8/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
12%
Teaching Staff
25:1 student-teacher ratio
36 teachers

Location

30251 Sienna Pkwy., Ladera Ranch, CA 92694

Nearby Alternatives

Families considering Oso Grande Elementary may also want to explore other elementary schools in the area. Chaparral Elementary (rated 8.8/10, 1.3 miles away), which scores notably higher. Another option is Ladera Ranch Elementary (rated 8.5/10, 0.7 miles away), which scores slightly higher. Additionally, Carl Hankey Elementary (rated 8.2/10, 2.0 miles away, in nearby Mission Viejo), which scores slightly higher. For more schools in Ladera Ranch, see our Ladera Ranch schools guide .

Nearby Schools

20 within 2.5 mi
School Distance Rating
Ladera Ranch Middle Ladera Ranch 0.7 mi 7.9
Ladera Ranch Elementary Ladera Ranch 0.7 mi 8.5
MONTESSORI OF LADERA RANCH Ladera Ranch 0.9 mi 5.2
PACIFIC PRESCHOOL Ladera Ranch 1.1 mi
Chaparral Elementary Ladera Ranch 1.3 mi 8.8
Carl Hankey Middle Mission Viejo 2.0 mi 7.0
Capistrano Valley High Mission Viejo 1.7 mi 8.3
Carl Hankey Elementary Mission Viejo 2.0 mi 8.2
MISSION MONTESSORI Mission Viejo 2.0 mi
Stoneybrooke Christian School San Juan Capistrano 1.8 mi
STONEYBROOKE CHRISTIAN SCHOOL San Juan Capistrano 1.8 mi 4.5
SUNFLOWER MONTESSORI Mission Viejo 1.9 mi
MARGUERITE CHRISTIAN PRE SCHOOL Mission Viejo 2.3 mi 2.6
Marguerite Christian School Mission Viejo 2.3 mi
JSERRA CATHOLIC HIGH SCHOOL San Juan Capistrano 2.3 mi 4.5
JSerra Catholic High School San Juan Capistrano 2.3 mi
Armenta Learning Academy Laguna Niguel 2.1 mi
Bathgate Elementary Mission Viejo 2.6 mi 8.1
GUIDEPOST MONTESSORI AT LAS FLORES Rancho Santa Margarita 2.6 mi
Viejo Elementary Mission Viejo 2.5 mi 7.6

Neighborhood Census ACS (2019-2023)

Census data for ZIP 92694 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$183,168

Median Home Value

$1,042,600

Median Rent

$3,318/mo

Population

35,019

College Educated

65%

Homeownership

74.4%

Avg Commute

28.3 min

Poverty Rate

3.6%

Median Age

36.6

Community Profile

The community surrounding Oso Grande Elementary has a median household income of $183,168. It is a well-educated community where 65% of adults hold a bachelor's degree or higher. The median home value in the area is $1,042,600, with a median rent of $3,318/month. The local poverty rate of 3.6% is relatively low. The average commute for residents is 28 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
Abby Reinke Elementary Temecula, CA 7.8
Abraham Lincoln Elementary Cupertino, CA 7.8
Aviara Oaks Elementary Carlsbad, CA 7.8
Bradley Elementary San Bernardino, CA 7.8
Centinela TK-8 Elementary Inglewood, CA 7.8
Central Elementary Escondido, CA 7.8

Frequently Asked Questions

Common questions about Oso Grande Elementary

What grades does Oso Grande Elementary serve?

Oso Grande Elementary serves students in grades Kindergarten through 5th.

How many students attend Oso Grande Elementary?

Oso Grande Elementary has an enrollment of approximately 887 students.

What is the student-teacher ratio at Oso Grande Elementary?

The student-teacher ratio at Oso Grande Elementary is 24.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Oso Grande Elementary rank in CA?

Oso Grande Elementary is ranked #1655 out of 9,533 schools in CA.

What is Oso Grande Elementary's MySchoolScout rating?

Oso Grande Elementary has a composite rating of 7.8 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 Oso Grande Elementary?

Based on the most recent state assessment data, Oso Grande Elementary has 77.8% math proficiency and 79.7% reading/ELA proficiency.

Is Oso Grande Elementary a charter school?

No, Oso Grande Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is Oso Grande Elementary a Title I school?

No, Oso Grande Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Oso Grande Elementary?

12.3% of students at Oso Grande Elementary 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
41 Car-Dependent
Bike Score
20 Somewhat Bikeable
County Safety
Low (42/100K)

Powered by Walk Score

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

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
887
Student-Teacher Ratio
24.6:1
Teachers (FTE)
36
Free/Reduced Lunch
12.3%
Type
regular
Setting
Large Suburb
County
Orange County
Data Year
2023–2024

District

Capistrano Unified
District Enrollment
40,836
Schools in District
59
Per-Pupil Spending
$15,860
District Rank
#34 of 57

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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