Oso Grande Elementary School (Ranked Top 5% for 2026)

30251 Sienna Pkwy.
Ladera Ranch, CA 92694

( shown in map)

10/

Top 5%

Serving 887 students in grades Kindergarten-5, Oso Grande Elementary School ranks in the top 5% of all schools in California for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).

The percentage of students achieving is 77% (which is higher than the California state average of 34%). The percentage of students achieving is 78% (which is higher than the California state average of 47%).

The student-teacher ratio of 25:1 is higher than the California state level of 21:1.

Minority enrollment is 32% of the student body (majority Hispanic and Asian), which is lower than the California state average of 80% (majority Hispanic).

Quick Facts (2026)

Grades: Kindergarten-5
Enrollment: 887 students
Student-Teacher Ratio: 25:1
Minority Enrollment: 32%
: Top 5% in CA
: 77% (Top 5%)
: 78% (Top 10%)
: 50-54% (Top 20%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education

<�鶹��ý class="so-dt-title" id="top-rankings">Top Rankings

Oso Grande Elementary School ranks among the top 20% of public schools in California for:

Category

Attribute

Overall Rank

Highest overall rank (Top 5%)

Math Proficiency

Highest math proficiency (Top 5%)

Reading/Language Arts Proficiency

Highest reading/language arts proficiency (Top 10%)

Science Proficiency

Highest science proficiency (Top 20%)

<�鶹��ý class='so-dt-title' id="overview">School Overview

Oso Grande Elementary School's student population of 887 students has stayed relatively flat over five school years.

The teacher population of 36 teachers has grown by 12% over five school years.

Grades Offered

Grades Kindergarten-5

View Data

Distribution of Students By Grade Trends
Grade	Oso Grande Elementary School
Kind	138
1	144
2	142
3	148
4	172
5	143

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Total Students

887 students

View Data

Total Students Trends Over Years (2006-2024)
Year	Oso Grande Elementary School
2024	887
2023	916
2022	901
2021	883
2020	1,153
2019	1,153
2018	1,160
2017	1,160
2016	1,195
2015	1,214
2014	1,154
2013	1,162
2012	1,119
2011	1,099
2010	1,025
2009	871
2008	634
2007	531
2006	307

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Gender %

Total Classroom Teachers

36 teachers

View Data

Total Classroom Teachers Trends Over Years (2007-2024)
Year	Oso Grande Elementary School
2024	36
2023	37
2022	37
2021	32
2020	36
2019	36
2018	38
2017	38
2016	39
2015	39
2014	36
2013	38
2012	39
2010	36
2009	39
2008	34
2007	25

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Year Founded

2003

Campus Size

10 acres

<�鶹��ý class='so-dt-title' id="school-rankings">School Rankings

Oso Grande Elementary School ranks within the top 5% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).

The of Oso Grande Elementary School is 0.51, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.

This School

State Level (CA)

#420 out of 9523 schools
(Top 5%)

View Data

Overall School Rank Trends Over Years (2010-2023)
Year	Oso Grande Elementary School
2023	#420
2022	#453
2019	#499
2018	#508
2017	#543
2016	#378
2015	#517
2013	#859
2012	#632
2011	#654
2010	#925

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77%

34%

View Data

Math Proficiency Comparison Over Years (2010-2023)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2023	77%	34%	60%
2022	75%	33%	57%
2019	77%	40%	61%
2018	76%	39%	60%
2017	77%	38%	58%
2016	77%	37%	58%
2015	69%	34%	56%
2013	82%	59%	73%
2012	83%	59%	74%
2011	83%	58%	73%
2010	79%	56%	70%

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78%

47%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2022)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2022	78%	47%	70%
2019	79%	51%	70%
2018	79%	50%	60%
2017	76%	48%	69%
2016	81%	48%	68%
2015	76%	44%	69%
2013	79%	57%	75%
2012	85%	58%	77%
2011	82%	56%	76%
2010	78%	54%	73%

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50-54%

29%

Student-Teacher Ratio

25:1

21:1

View Data

Student-Teacher Ratio Comparison Over Years (2007-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	25:1	21:1
2023	25:1	22:1	22:1
2022	24:1	22:1	22:1
2021	28:1	22:1	25:1
2020	32:1	23:1	26:1
2019	32:1	23:1	26:1
2018	31:1	23:1	27:1
2017	31:1	23:1	27:1
2016	31:1	24:1	27:1
2015	31:1	24:1	28:1
2014	32:1	24:1	29:1
2013	31:1	24:1	28:1
2012	29:1	24:1	26:1
2010	28:1	22:1	26:1
2009	22:1	21:1	24:1
2008	19:1	18:1	21:1
2007	21:1	22:1	24:1

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American Indian

n/a

Asian

12%

View Data

Asian Student Percentage Comparison Over Years (2006-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	8%	12%
2023	8%	12%	8%
2022	8%	12%	8%
2021	9%	12%	9%
2020	9%	12%	8%
2019	9%	12%	8%
2018	9%	11%	8%
2017	9%	11%	8%
2016	9%	11%	7%
2015	9%	11%	8%
2014	9%	11%	7%
2013	9%	11%	8%
2012	9%	11%	8%
2011	8%	11%	8%
2010	9%	11%	7%
2009	9%	11%	7%
2008	12%	12%	8%
2007	16%	12%	9%
2006	12%	12%	8%

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Hispanic

56%

View Data

Hispanic Student Percentage Comparison Over Years (2006-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	9%	56%
2023	8%	55%	27%
2022	8%	56%	28%
2021	8%	56%	27%
2020	8%	55%	27%
2019	8%	55%	27%
2018	8%	54%	27%
2017	8%	54%	27%
2016	9%	54%	27%
2015	11%	54%	25%
2014	11%	53%	26%
2013	11%	53%	25%
2012	11%	52%	25%
2011	11%	51%	25%
2010	10%	50%	25%
2009	5%	49%	19%
2008	6%	50%	20%
2007	9%	49%	20%
2006	13%	48%	20%

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Black

View Data

Black Student Percentage Comparison Over Years (2006-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	1%	5%
2023	1%	5%	1%
2022	1%	5%	1%
2021	1%	5%	1%
2020	1%	5%	1%
2019	1%	5%	1%
2009	1%	7%	1%
2008	1%	8%	1%
2007	3%	8%	3%
2006	5%	8%	2%

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White

68%

20%

View Data

White Student Percentage Comparison Over Years (2006-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	68%	20%
2023	70%	21%	53%
2022	71%	21%	53%
2021	71%	22%	54%
2020	71%	23%	56%
2019	71%	23%	56%
2018	71%	24%	57%
2017	71%	24%	57%
2016	71%	24%	57%
2015	71%	24%	57%
2014	72%	25%	59%
2013	73%	25%	60%
2012	74%	26%	61%
2011	76%	27%	61%
2010	77%	27%	61%
2009	75%	28%	65%
2008	81%	29%	71%
2007	72%	29%	68%
2006	70%	31%	70%

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Hawaiian

n/a

Two or more races

14%

View Data

Two or More Races Student Percentage Comparison Over Years (2010-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	14%	6%
2023	13%	6%	11%
2022	12%	5%	10%
2021	10%	5%	9%
2020	11%	4%	8%
2019	11%	4%	8%
2018	12%	4%	7%
2017	12%	4%	7%
2016	11%	4%	8%
2015	9%	3%	8%
2014	8%	3%	7%
2013	7%	3%	6%
2012	6%	3%	5%
2011	5%	2%	5%
2010	4%	3%	6%

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All Ethnic Groups

0.51

0.63

View Data

Diversity Score Comparison Over Years (2006-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	0.51	0.63
2023	0.49	0.64	0.64
2022	0.47	0.63	0.63
2021	0.48	0.62	0.62
2020	0.47	0.63	0.61
2019	0.47	0.63	0.61
2018	0.47	0.64	0.60
2017	0.47	0.64	0.60
2016	0.47	0.64	0.60
2015	0.47	0.64	0.58
2014	0.46	0.65	0.58
2013	0.45	0.65	0.57
2012	0.43	0.65	0.56
2011	0.41	0.67	0.56
2010	0.39	0.67	0.56
2009	0.42	0.71	0.54
2008	0.33	0.65	0.45
2007	0.47	0.67	0.47
2006	0.51	0.66	0.46

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Eligible for

54%

View Data

Free Lunch Eligibility Comparison Over Years (2007-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	7%	54%
2023	6%	51%	26%
2022	5%	51%	23%
2021	3%	53%	23%
2020	5%	52%	22%
2019	5%	52%	22%
2018	2%	49%	18%
2017	2%	49%	18%
2016	2%	50%	18%
2015	2%	50%	17%
2014	2%	49%	17%
2013	3%	48%	19%
2011	3%	46%	16%
2010	4%	46%	15%
2009	2%	43%	14%
2008	1%	41%	12%
2007	2%	40%	11%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2008-2024)
Year	Oso Grande Elementary School	California	Capistrano Unified School District
2024	6%	8%
2023	5%	8%	8%
2014	1%	9%	4%
2013	1%	7%	5%
2011	1%	8%	5%
2010	1%	9%	5%
2009	2%	10%	5%
2008	1%	10%	5%

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School Statewide Testing

School District Name

Capistrano Unified School District

Source: National Center for Education Statistics (NCES), CA Dept. of Education

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<�鶹��ý class='so-dt-title' id='faq'>Frequently Asked Questions

What is Oso Grande Elementary School's ranking?

Oso Grande Elementary School is ranked #420 out of 9,523 schools, which ranks it among the top 5% of public schools in California.

What schools are Oso Grande Elementary School often compared to?

Oso Grande Elementary Schoolis often viewed alongside schools like Ladera Ranch Elementary School, Chaparral Elementary School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

77% of students have achieved math proficiency (compared to the 34% CA state average), while 78% of students have achieved reading proficiency (compared to the 47% CA state average).

How many students attend Oso Grande Elementary School?

887 students attend Oso Grande Elementary School.

What is the racial composition of the student body?

68% of Oso Grande Elementary School students are White, 14% of students are Two or more races, 9% of students are Hispanic, 8% of students are Asian, and 1% of students are Black.

What is the student-teacher ratio of Oso Grande Elementary School?

Oso Grande Elementary School has a student ration of 25:1, which is higher than the California state average of 21:1.

What grades does Oso Grande Elementary School offer ?

Oso Grande Elementary School offers enrollment in grades Kindergarten-5

What school district is Oso Grande Elementary School part of?

Oso Grande Elementary School is part of Capistrano Unified School District.

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