Nelson S. Dilworth Elementary School (Ranked Top 5% for 2026)

1101 Strayer Dr.
San Jose, CA 95129

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Top 5%

Tel: (408) 253-2850

dilworth.cusdk8.org

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SAVE SCHOOL

Serving 547 students in grades Kindergarten-5, Nelson S. Dilworth 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 87% (which is higher than the California state average of 34%). The percentage of students achieving is 80% (which is higher than the California state average of 47%).

The student-teacher ratio of 23:1 is higher than the California state level of 21:1.

Minority enrollment is 93% of the student body (majority Asian), which is higher than the California state average of 80% (majority Hispanic and Asian).

Quick Facts (2026)

Grades: Kindergarten-5
Enrollment: 547 students
Student-Teacher Ratio: 23:1
Minority Enrollment: 93%
: Top 5% in CA
: 87% (Top 1%)
: 80% (Top 5%)
: 80-84% (Top 1%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education

Top Rankings

Nelson S. Dilworth Elementary School ranks among the top 20% of public schools in California for:

School Overview

Nelson S. Dilworth Elementary School's student population of 547 students has grown by 47% over five school years.

The teacher population of 24 teachers has grown by 33% over five school years.

Awards

Blue Ribbon School - Selected in 2014

Grades Offered

Grades Kindergarten-5

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Distribution of Students By Grade Trends
Grade	Nelson S. Dilworth Elementary School
Kind	99
1	80
2	82
3	83
4	87
5	116

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Total Students

547 students

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Total Students Trends Over Years (1989-2025)
Year	Nelson S. Dilworth Elementary School
2025	547
2024	602
2023	616
2022	297
2021	372
2020	437
2019	435
2018	446
2017	446
2016	460
2015	467
2014	501
2013	432
2012	455
2011	469
2010	457
2009	465
2008	457
2007	473
2006	456
2005	467
2004	463
2003	415
2002	389
2001	411
2000	463
1999	473
1998	497
1997	512
1996	513
1995	519
1994	523
1993	493
1992	465
1991	468
1990	447
1989	446

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Total Classroom Teachers

24 teachers

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Total Classroom Teachers Trends Over Years (1990-2025)
Year	Nelson S. Dilworth Elementary School
2025	24
2024	25
2023	25
2022	15
2021	18
2019	18
2018	19
2017	19
2016	21
2015	20
2014	21
2013	18
2012	19
2010	21
2009	21
2008	22
2007	21
2006	22
2005	21
2004	21
2003	18
2002	20
2001	20
2000	23
1999	22
1997	19
1996	19
1995	19
1994	19
1993	18
1992	19
1991	19
1990	18

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School Calendar

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School Rankings

Nelson S. Dilworth 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 Nelson S. Dilworth Elementary School is 0.36, 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)

#232 out of 9523 schools
(Top 5%)

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Overall School Rank Trends Over Years (2012-2023)
Year	Nelson S. Dilworth Elementary School
2023	#232
2022	#262
2021	#133
2019	#58
2018	#38
2017	#49
2016	#39
2015	#6
2014	#1043
2013	#6
2012	#7

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87%

34%

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Math Proficiency Comparison Over Years (2012-2023)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2023	87%	34%	84%
2022	86%	33%	84%
2021	85%	34%	83%
2019	92%	40%	86%
2018	93%	39%	86%
2017	91%	38%	86%
2016	92%	37%	85%
2015	95%	34%	84%
2014	50%	63%	62%
2013	99%	59%	90%
2012	98%	59%	90%

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80%

47%

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Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2022	80%	47%	84%
2021	79%	49%	82%
2019	88%	51%	85%
2018	90%	50%	86%
2017	88%	48%	84%
2016	90%	48%	84%
2015	93%	44%	84%
2014	50%	58%	72%
2013	97%	57%	89%
2012	97%	58%	89%
2011	96%	56%	87%

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80-84%

29%

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Science Proficiency Comparison Over Years (2021-2022)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2022	82%	29%	76%
2021	72%	28%	70%

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Student-Teacher Ratio

23:1

21:1

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Student-Teacher Ratio Comparison Over Years (1990-2025)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2025	23:1	21:1
2024	24:1	22:1	22:1
2023	25:1	22:1	22:1
2022	20:1	22:1	21:1
2021	21:1	22:1	23:1
2019	24:1	23:1	24:1
2018	23:1	23:1	24:1
2017	23:1	23:1	24:1
2016	22:1	24:1	24:1
2015	23:1	24:1	24:1
2014	24:1	24:1	24:1
2013	24:1	24:1	24:1
2012	24:1	24:1	24:1
2010	22:1	22:1	22:1
2009	22:1	21:1	22:1
2008	21:1	18:1	21:1
2007	23:1	22:1	23:1
2006	21:1	22:1	22:1
2005	22:1	22:1	23:1
2004	22:1	22:1	22:1
2003	23:1	21:1	22:1
2002	19:1	21:1	22:1
2001	21:1	21:1	22:1
2000	20:1	22:1	22:1
1999	22:1	22:1	22:1
1997	27:1	24:1	26:1
1996	27:1	25:1	26:1
1995	27:1	25:1	26:1
1994	28:1	25:1	26:1
1993	27:1	25:1	26:1
1992	24:1	24:1	26:1
1991	25:1	24:1	25:1
1990	25:1	24:1	25:1

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American Indian

n/a

Asian

79%

12%

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Asian Student Percentage Comparison Over Years (1988-2024)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2024	81%	12%	71%
2023	79%	12%	72%
2022	82%	12%	73%
2021	86%	12%	75%
2020	88%	12%	75%
2019	87%	12%	75%
2018	92%	11%	75%
2017	92%	11%	75%
2016	91%	11%	75%
2015	93%	11%	75%
2014	93%	11%	75%
2013	92%	11%	75%
2012	93%	11%	74%
2011	92%	11%	73%
2010	92%	11%	73%
2009	89%	11%	71%
2008	90%	12%	71%
2007	87%	12%	68%
2006	85%	12%	66%
2005	82%	12%	64%
2004	77%	12%	61%
2003	76%	11%	59%
2002	66%	11%	54%
2001	59%	11%	51%
2000	56%	11%	48%
1999	51%	11%	45%
1998	50%	11%	44%
1997	48%	11%	41%
1996	48%	11%	38%
1995	47%	11%	36%
1994	45%	11%	34%
1993	43%	11%	33%
1992	41%	11%	32%
1991	38%	11%	27%
1990	39%	10%	27%
1989	33%	10%	25%
1988	29%	10%	23%

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Hispanic

56%

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Hispanic Student Percentage Comparison Over Years (1988-2024)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2024	4%	56%	7%
2023	6%	55%	6%
2022	4%	56%	6%
2021	2%	56%	5%
2020	2%	55%	5%
2019	2%	55%	5%
2012	1%	52%	5%
2011	1%	51%	5%
2010	1%	50%	5%
2009	2%	49%	5%
2006	1%	48%	5%
2005	1%	47%	5%
2004	3%	46%	5%
2002	2%	44%	4%
2001	2%	43%	4%
2000	2%	42%	4%
1999	2%	41%	4%
1998	1%	40%	3%
1997	2%	40%	4%
1996	2%	39%	4%
1995	2%	38%	4%
1994	2%	37%	4%
1993	3%	36%	4%
1992	2%	35%	4%
1991	2%	34%	4%
1990	1%	33%	4%
1989	2%	31%	4%
1988	2%	30%	4%

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Black

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Black Student Percentage Comparison Over Years (1989-2024)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2024	1%	5%	1%
2006	1%	8%	1%
2004	1%	8%	1%
2003	1%	8%	1%
2002	1%	8%	2%
2001	1%	8%	1%
2000	1%	9%	1%
1999	1%	9%	1%
1998	1%	9%	1%
1997	1%	9%	1%
1996	1%	9%	2%
1995	1%	9%	2%
1994	1%	9%	2%
1993	1%	9%	2%
1991	1%	9%	2%
1990	1%	9%	2%
1989	2%	9%	2%

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White

20%

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White Student Percentage Comparison Over Years (1988-2024)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2024	6%	20%	12%
2023	7%	21%	12%
2022	8%	21%	12%
2021	7%	22%	13%
2020	5%	23%	14%
2019	6%	23%	14%
2018	4%	24%	16%
2017	4%	24%	16%
2016	4%	24%	17%
2015	5%	24%	17%
2014	6%	25%	17%
2013	7%	25%	18%
2012	6%	26%	19%
2011	7%	27%	20%
2010	7%	27%	21%
2009	9%	28%	23%
2008	10%	29%	24%
2007	12%	29%	26%
2006	13%	31%	28%
2005	17%	31%	30%
2004	19%	32%	33%
2003	23%	34%	36%
2002	31%	35%	39%
2001	38%	36%	44%
2000	41%	37%	47%
1999	46%	38%	50%
1998	48%	39%	52%
1997	49%	39%	54%
1996	49%	40%	56%
1995	50%	41%	58%
1994	52%	42%	60%
1993	53%	43%	61%
1992	57%	44%	62%
1991	59%	45%	66%
1990	59%	47%	67%
1989	63%	49%	69%
1988	69%	50%	72%

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Hawaiian

n/a

Two or more races

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Two or More Races Student Percentage Comparison Over Years (2014-2024)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2024	8%	6%	9%
2023	8%	6%	9%
2022	6%	5%	8%
2021	5%	5%	7%
2020	5%	4%	5%
2019	5%	4%	5%
2018	4%	4%	4%
2017	4%	4%	4%
2016	5%	4%	3%
2015	2%	3%	3%
2014	1%	3%	2%

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All Ethnic Groups

0.36

0.63

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Diversity Score Comparison Over Years (1989-2025)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2025	0.36	0.63
2024	0.34	0.63	0.47
2023	0.36	0.64	0.46
2022	0.32	0.63	0.45
2021	0.26	0.62	0.44
2020	0.22	0.63	0.43
2019	0.24	0.63	0.43
2018	0.15	0.64	0.41
2017	0.15	0.64	0.41
2016	0.17	0.64	0.42
2015	0.13	0.64	0.42
2014	0.13	0.65	0.42
2013	0.17	0.65	0.42
2012	0.15	0.65	0.43
2011	0.17	0.67	0.44
2010	0.17	0.67	0.44
2009	0.22	0.71	0.44
2008	0.20	0.65	0.45
2007	0.23	0.67	0.47
2006	0.27	0.66	0.49
2005	0.32	0.67	0.51
2004	0.37	0.67	0.52
2003	0.37	0.67	0.53
2002	0.48	0.67	0.55
2001	0.51	0.67	0.55
2000	0.52	0.67	0.55
1999	0.53	0.67	0.55
1998	0.53	0.67	0.55
1997	0.53	0.67	0.55
1996	0.53	0.67	0.54
1995	0.53	0.67	0.54
1994	0.53	0.67	0.53
1993	0.54	0.67	0.52
1992	0.51	0.67	0.52
1991	0.51	0.67	0.50
1990	0.50	0.66	0.48
1989	0.50	0.65	0.46

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Eligible for

11%

54%

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Free Lunch Eligibility Comparison Over Years (1994-2025)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2025	11%	54%
2024	8%	54%	10%
2023	8%	51%	9%
2022	6%	51%	7%
2021	5%	53%	5%
2020	3%	52%	5%
2019	3%	52%	5%
2018	1%	49%	3%
2017	1%	49%	3%
2016	1%	50%	3%
2014	1%	49%	4%
2013	1%	48%	4%
2011	1%	46%	4%
2010	2%	46%	4%
2008	1%	41%	3%
2007	1%	40%	3%
2006	2%	40%	4%
2005	2%	40%	4%
2004	1%	40%	4%
2002	2%	39%	3%
2001	1%	39%	3%
2000	2%	40%	3%
1999	1%	40%	3%
1998	2%	47%	6%
1997	3%	47%	5%
1996	2%	46%	7%
1995	1%	45%	9%
1994	2%	43%	9%

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Eligible for

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Reduced-Price Lunch Eligibility Comparison Over Years (1999-2025)
Year	Nelson S. Dilworth Elementary School	California	Cupertino Union School District
2025	8%	8%
2024	5%	8%	6%
2023	8%	8%	7%
2022	7%	7%	6%
2005	1%	9%	2%
2000	1%	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

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Frequently Asked Questions

What is Nelson S. Dilworth Elementary School's ranking?

Nelson S. Dilworth Elementary School is ranked #232 out of 9,523 schools, which ranks it among the top 5% of public schools in California.

What schools are Nelson S. Dilworth Elementary School often compared to?

Nelson S. Dilworth 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?

87% of students have achieved math proficiency (compared to the 34% CA state average), while 80% of students have achieved reading proficiency (compared to the 47% CA state average).

How many students attend Nelson S. Dilworth Elementary School?

547 students attend Nelson S. Dilworth Elementary School.

What is the racial composition of the student body?

79% of Nelson S. Dilworth Elementary School students are Asian, 9% of students are Two or more races, 7% of students are White, 4% of students are Hispanic, and 1% of students are Black.

What is the student-teacher ratio of Nelson S. Dilworth Elementary School?

Nelson S. Dilworth Elementary School has a student ration of 23:1, which is higher than the California state average of 21:1.

What grades does Nelson S. Dilworth Elementary School offer ?

Nelson S. Dilworth Elementary School offers enrollment in grades Kindergarten-5

What school district is Nelson S. Dilworth Elementary School part of?

Nelson S. Dilworth Elementary School is part of Cupertino Union School District.

In what neighborhood is Nelson S. Dilworth Elementary School located?

Nelson S. Dilworth Elementary School is located in the West Valley neighborhood of San Jose, CA. There are 12 other public schools located in West Valley.