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C. B. Eaton Elementary School

20220 Suisun Dr.
Cupertino, CA 95014

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Top 5%

Tel: (408) 255-2848

www.cusdk8.org

SAVE SCHOOL

Serving 489 students in grades Kindergarten-5, C. B. Eaton Elementary School ranks in the top 5% of all schools in California for overall test scores (math proficiency is top 1%, and reading proficiency is top 1%).

The percentage of students achieving is 86% (which is higher than the California state average of 34%). The percentage of students achieving is 84% (which is higher than the California state average of 47%).

The student-teacher ratio of 22:1 is higher than the California state level of 21:1.

Minority enrollment is 90% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic and Asian).

Quick Facts (26-27)

Grades: Kindergarten-5
Enrollment: 489 students
Student-Teacher Ratio: 22:1
Minority Enrollment: 90%
: Top 5% in CA
: 86% (Top 1%)
: 84% (Top 5%)
: 65-69% (Top 5%)
: C. B. Eaton Elementary serves the eastern part of Cupertino, CA, covering an area of approximately 0.9 square miles. Parents can typically expect a drive of 5 to 10 minutes to the school, with the furthest edge of the attendance zone located about 0.8 miles away.
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

C. B. Eaton Elementary School ranks among the top 20% of public schools in California for:

School Overview

C. B. Eaton Elementary School's student population of 489 students has grown by 8% over five school years.

The teacher population of 22 teachers has grown by 10% over five school years.

Grades Offered

Grades Kindergarten-5

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Distribution of Students By Grade Trends
Grade	C. B. Eaton Elementary School
Kind	102
1	61
2	60
3	97
4	83
5	86

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Total Students

489 students

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Showing 2015–2025. Full 27-year historical data available below ↓

Total Students Trends (1999-2025)
Year	C. B. Eaton Elementary School
2025	489
2024	478
2023	470
2022	398
2021	451
2020	471
2019	497
2018	508
2017	540
2015	635
2014	590
2013	618
2012	611
2011	653
2010	665
2009	662
2008	642
2007	546
2006	497
2005	505
2004	479
2003	455
2002	453
2001	458
2000	447
1999	350

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Total Classroom Teachers

22 teachers

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Showing 2014–2025. Full 27-year historical data available below ↓

Total Classroom Teachers Trends (1999-2025)
Year	C. B. Eaton Elementary School
2025	22
2024	20
2023	22
2022	21
2021	20
2019	20
2018	21
2017	22
2015	25
2014	24
2013	24
2012	24
2010	31
2009	30
2008	30
2007	25
2006	21
2005	23
2004	21
2003	20
2002	20
2001	21
2000	21
1999	17

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Year Founded

1917

School Rankings

C. B. Eaton 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 C. B. Eaton Elementary School is 0.43, 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)

#141 out of 9523 schools
(Top 5%)

View Data

Showing 2012–2023. Full 14-year historical data available below ↓

Overall School Rank Trends (2010-2023)
Year	C. B. Eaton Elementary School
2023	#141
2022	#119
2021	#156
2019	#326
2018	#315
2017	#185
2016	#273
2015	#140
2013	#118
2012	#157
2011	#247
2010	#198

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86%

34%

View Data

Showing 2012–2023. Full 14-year historical data available below ↓

Math Proficiency Comparison (2010-2023)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2023	86%	34%	84%
2022	88%	33%	84%
2021	81%	34%	83%
2019	88%	40%	86%
2018	88%	39%	86%
2017	87%	38%	86%
2016	86%	37%	85%
2015	87%	34%	84%
2013	95%	59%	90%
2012	91%	59%	90%
2011	91%	58%	88%
2010	91%	56%	88%

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84%

47%

View Data

Showing 2011–2022. Full 13-year historical data available below ↓

Reading and Language Arts Proficiency Comparison (2010-2022)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2022	84%	47%	84%
2021	77%	49%	82%
2019	79%	51%	85%
2018	79%	50%	86%
2017	82%	48%	84%
2016	81%	48%	84%
2015	82%	44%	84%
2013	90%	57%	89%
2012	92%	58%	89%
2011	87%	56%	87%
2010	87%	54%	87%

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65-69%

29%

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Science Proficiency Comparison (2021-2022)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2022	67%	29%	76%
2021	62%	28%	70%

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Student-Teacher Ratio

22:1

21:1

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Showing 2014–2025. Full 27-year historical data available below ↓

Student-Teacher Ratio Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	22:1	21:1
2024	24:1	22:1
2023	21:1	22:1	22:1
2022	19:1	22:1	21:1
2021	23:1	22:1	23:1
2019	25:1	23:1	24:1
2018	24:1	23:1	24:1
2017	25:1	23:1	24:1
2015	25:1	24:1	24:1
2014	25:1	24:1	24:1
2013	26:1	24:1	24:1
2012	25:1	23:1	24:1
2010	21:1	21:1	22:1
2009	22:1	20:1	22:1
2008	21:1	18:1	21:1
2007	22:1	21:1	23:1
2006	24:1	20:1	22:1
2005	22:1	21:1	23:1
2004	23:1	21:1	22:1
2003	23:1	20:1	22:1
2002	23:1	20:1	22:1
2001	22:1	20:1	22:1
2000	21:1	21:1	22:1
1999	21:1	21:1	22:1

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Asian

74%

12%

View Data

Showing 2015–2025. Full 27-year historical data available below ↓

Asian Student Percentage Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	74%	12%
2024	75%	12%
2023	75%	12%	72%
2022	76%	12%	73%
2021	77%	12%	75%
2020	79%	12%	75%
2019	81%	12%	75%
2018	81%	12%	75%
2017	83%	11%	75%
2015	81%	11%	75%
2014	81%	11%	75%
2013	82%	11%	75%
2012	82%	11%	74%
2011	81%	11%	73%
2010	80%	11%	73%
2009	78%	11%	71%
2008	77%	12%	71%
2007	75%	12%	68%
2006	73%	12%	66%
2005	71%	12%	64%
2004	69%	12%	61%
2003	69%	12%	59%
2002	66%	11%	54%
2001	62%	11%	51%
2000	55%	11%	48%
1999	52%	11%	45%

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Hispanic

56%

View Data

Showing 2015–2025. Full 27-year historical data available below ↓

Hispanic Student Percentage Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	4%	56%
2024	3%	56%
2023	4%	55%	6%
2022	3%	56%	6%
2021	3%	56%	5%
2020	3%	55%	5%
2019	4%	55%	5%
2018	4%	54%	5%
2017	3%	54%	5%
2015	4%	54%	5%
2014	4%	53%	5%
2013	3%	53%	5%
2012	3%	52%	5%
2011	4%	51%	5%
2010	3%	50%	5%
2009	2%	49%	5%
2008	3%	50%	4%
2007	3%	49%	5%
2006	3%	48%	5%
2005	4%	47%	5%
2004	4%	46%	5%
2003	3%	45%	4%
2002	2%	44%	4%
2001	2%	43%	4%
2000	2%	42%	4%
1999	3%	41%	4%

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Black

View Data

Showing 2011–2025. Full 26-year historical data available below ↓

Black Student Percentage Comparison (2000-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	1%	5%
2023	1%	5%	1%
2022	1%	5%	1%
2021	1%	5%
2020	1%	5%	1%
2018	1%	5%
2014	1%	6%	1%
2013	1%	6%	1%
2012	1%	6%	1%
2011	1%	7%	1%
2010	1%	7%	1%
2009	2%	7%	1%
2008	2%	8%	1%
2007	2%	8%	1%
2006	2%	8%	1%
2005	2%	8%	1%
2004	2%	8%	1%
2003	1%	8%	1%
2001	2%	9%	1%
2000	1%	9%	1%

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White

10%

20%

View Data

Showing 2015–2025. Full 27-year historical data available below ↓

White Student Percentage Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	10%	20%
2024	10%	20%
2023	10%	21%	12%
2022	11%	21%	12%
2021	10%	22%	13%
2020	11%	22%	14%
2019	9%	23%	14%
2018	8%	23%	16%
2017	9%	24%	16%
2015	12%	25%	17%
2014	12%	25%	17%
2013	13%	25%	18%
2012	13%	26%	19%
2011	13%	27%	20%
2010	15%	27%	21%
2009	18%	28%	23%
2008	18%	29%	24%
2007	19%	30%	26%
2006	22%	31%	28%
2005	23%	32%	30%
2004	25%	33%	33%
2003	27%	34%	36%
2002	32%	35%	39%
2001	34%	36%	44%
2000	42%	37%	47%
1999	45%	38%	50%

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Two or more races

11%

View Data

Showing 2015–2025. Full 16-year historical data available below ↓

Two or More Races Student Percentage Comparison (2010-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	11%	6%
2024	12%	6%
2023	10%	6%	9%
2022	9%	5%	8%
2021	9%	5%	7%
2020	6%	5%	5%
2019	6%	4%	5%
2018	6%	4%	4%
2017	5%	4%	4%
2015	3%	3%	3%
2014	2%	3%	2%
2013	1%	3%	1%
2012	1%	3%	1%
2011	1%	3%	1%
2010	1%	3%

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All Ethnic Groups

90%

80%

0.43

0.63

View Data

Showing 2015–2025. Full 27-year historical data available below ↓

Diversity Score Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	0.43	0.63
2024	0.42	0.63
2023	0.42	0.64	0.46
2022	0.41	0.63	0.45
2021	0.39	0.62	0.44
2020	0.36	0.64	0.43
2019	0.33	0.63	0.43
2018	0.34	0.64	0.41
2017	0.30	0.64	0.41
2015	0.33	0.64	0.42
2014	0.33	0.65	0.42
2013	0.31	0.65	0.42
2012	0.31	0.65	0.43
2011	0.33	0.66	0.44
2010	0.34	0.67	0.44
2009	0.36	0.67	0.44
2008	0.38	0.65	0.45
2007	0.40	0.66	0.47
2006	0.42	0.66	0.49
2005	0.45	0.66	0.51
2004	0.46	0.67	0.52
2003	0.45	0.67	0.53
2002	0.47	0.67	0.55
2001	0.50	0.67	0.55
2000	0.53	0.67	0.55
1999	0.53	0.67	0.55

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(22-23)

11.3%

27.7%

View Data

Chronic Absenteeism Rate (2021-2023)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2023	11.3%	27.7%	8.7%
2022	6.3%	33%	7.8%
2021	0.4%	15.4%	0.9%

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Eligible for

54%

View Data

Showing 2015–2025. Full 27-year historical data available below ↓

Free Lunch Eligibility Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	9%	54%
2024	9%	54%
2023	6%	51%	9%
2022	6%	51%	7%
2021	2%	53%	5%
2020	1%	52%	5%
2019	2%	52%	5%
2018	4%	53%	3%
2017	1%	49%	3%
2015	3%	50%	3%
2014	3%	49%	4%
2013	2%	48%	4%
2011	2%	46%	4%
2010	2%	46%	4%
2009	1%	43%	4%
2008	3%	41%	3%
2007	3%	40%	3%
2006	4%	40%	4%
2005	3%	40%	4%
2004	3%	40%	4%
2003	2%	39%	3%
2002	1%	39%	3%
2000	1%	40%	3%
1999	1%	40%	3%

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Eligible for

View Data

Showing 2013–2025. Full 27-year historical data available below ↓

Reduced-Price Lunch Eligibility Comparison (1999-2025)
Year	C. B. Eaton Elementary School	California	Cupertino Union School District
2025	7%	8%
2024	7%	8%
2023	9%	8%	7%
2022	7%	7%	6%
2019	1%	7%	1%
2018	1%	7%
2017	2%	9%
2015	1%	9%
2014	1%	9%	1%
2013	1%	7%	1%
2011	1%	8%	1%
2010	1%	9%	1%
2009	1%	10%	1%
2008	1%	10%	1%
2007	1%	10%	2%
2006	1%	9%	2%
2005	1%	9%	2%
2004	1%	9%	2%
2003	1%	9%	1%
2002	1%	8%	1%
2000	2%	7%	1%
1999	1%	7%	1%

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School Statewide Testing

View Education Department Test Scores

School District Name

Cupertino Union School District

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

Frequently Asked Questions

What is C. B. Eaton Elementary School's ranking?

C. B. Eaton Elementary School is ranked #141 out of 9,523 schools, which ranks it among the top 5% of public schools in California.

What schools are C. B. Eaton Elementary School often compared to?

C. B. Eaton Elementary Schoolis often viewed alongside schools like L. P. Collins Elementary School by visitors of our site.

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

86% of students have achieved math proficiency (compared to the 34% CA state average), while 84% of students have achieved reading proficiency (compared to the 47% CA state average).

How many students attend C. B. Eaton Elementary School?

489 students attend C. B. Eaton Elementary School.

What is the racial composition of the student body?

74% of C. B. Eaton Elementary School students are Asian, 11% of students are Two or more races, 10% of students are White, 4% of students are Hispanic, and 1% of students are Black.

What is the student-teacher ratio of C. B. Eaton Elementary School?

C. B. Eaton Elementary School has a student ration of 22:1, which is higher than the California state average of 21:1.

What grades does C. B. Eaton Elementary School offer ?

C. B. Eaton Elementary School offers enrollment in grades Kindergarten-5

What school district is C. B. Eaton Elementary School part of?

C. B. Eaton Elementary School is part of Cupertino Union School District.

School Calendar

View the C. B. Eaton Elementary School yearly calendar below. Note key dates such as:

Event

Date

LAST DAY OF SCHOOL - DISMISSAL AT 12:25 P.M.

June 04, 2027 (Friday)

School Reviews

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Quick Facts (26-27)

Grades: Kindergarten-5
Enrollment: 489 students
Student-Teacher Ratio: 22:1
Minority Enrollment: 90%
: Top 5%
: 86% (Top 1%)
: 84% (Top 5%)
: 65-69% (Top 5%)
: C. B. Eaton Elementary serves the eastern part of Cupertino, CA, covering an area of approximately 0.9 square miles. Parents can typically expect a drive of 5 to 10 minutes to the school, with the furthest edge of the attendance zone located about 0.8 miles away.
Source: National Center for Education Statistics (NCES), CA Dept. of Education