Del Rio Elementary School (Ranked Top 50% for 2026)

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Top 50%

Serving 477 students in grades 3-5, Del Rio Elementary School ranks in the top 50% of all schools in Arizona for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).

The percentage of students achieving is 28% (which is lower than the Arizona state average of 34%). The percentage of students achieving is 44% (which is higher than the Arizona state average of 40%).

The student-teacher ratio of 21:1 is higher than the Arizona state level of 17:1.

Minority enrollment is 35% of the student body (majority Hispanic), which is lower than the Arizona state average of 66% (majority Hispanic).

Quick Facts (2026)

Grades: 3-5
Enrollment: 477 students
Student-Teacher Ratio: 21:1
Minority Enrollment: 35%
: Top 50% in AZ
: 28% (Top 50%)
: 44% (Top 50%)
: 25-29% (Top 50%)
Source: National Center for Education Statistics (NCES), AZ Dept. of Education

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

Del Rio Elementary School's student population of 477 students has grown by 13% over five school years.

The teacher population of 23 teachers has declined by 11% over five school years.

Grades Offered

Grades 3-5
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	Del Rio Elementary School
3	139
4	169
5	169

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Total Students

477 students

View Data

Total Students Trends Over Years (1990-2023)
Year	Del Rio Elementary School
2023	479
2022	457
2021	419
2020	487
2019	487
2018	697
2017	697
2016	695
2015	689
2013	578
2012	570
2011	562
2010	634
2009	679
2008	684
2007	686
2006	670
2005	671
2004	626
2003	628
2002	615
2001	622
2000	602
1999	871
1998	866
1997	929
1996	839
1995	808
1994	738
1993	829
1992	753
1991	751
1990	729

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Gender %

Total Classroom Teachers

23 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	Del Rio Elementary School
2023	25
2022	23
2021	26
2020	26
2019	26
2018	35
2017	35
2016	36
2015	35
2014	34
2013	27
2012	26
2011	29
2010	34
2009	42
2008	41
2007	37
2006	39
2005	34
2004	35
2003	34
2002	33
2001	33
2000	31
1999	43
1998	48
1997	48
1996	38
1995	37
1994	37
1993	40
1992	39
1991	36
1990	33
1989	34
1988	31
1987	17

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Year Founded

2025

School Calendar

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

Del Rio Elementary School ranks within the top 50% of all 1,921 schools in Arizona (based off of combined math and reading proficiency testing data).

The of Del Rio Elementary School is 0.49, which is less than the diversity score at state average of 0.66. The school's diversity has stayed relatively flat over five school years.

This School

State Level (AZ)

#792 out of 1921 schools
(Top 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Del Rio Elementary School
2023	#792
2022	#755
2021	#680
2019	#670
2018	#883
2017	#733
2016	#588
2015	#654
2014	#755
2013	#518
2012	#417

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28%

34%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	28%	34%	21%
2022	35%	35%	27%
2021	31%	32%	24%
2019	49%	45%	43%
2018	40%	45%	40%
2017	38%	42%	36%
2016	48%	39%	36%
2015	45%	38%	35%
2014	71%	63%	67%
2013	74%	63%	64%
2012	78%	63%	65%

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44%

40%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2022	44%	40%	38%
2021	45%	39%	35%
2019	57%	45%	48%
2018	50%	44%	40%
2017	50%	42%	44%
2016	46%	40%	39%
2015	44%	38%	37%
2014	79%	79%	82%
2013	84%	78%	80%
2012	84%	77%	80%
2011	85%	77%	77%

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25-29%

24%

Student-Teacher Ratio

21:1

17:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	19:1	17:1	23:1
2022	20:1	17:1	21:1
2021	16:1	17:1	20:1
2020	19:1	18:1	20:1
2019	19:1	18:1	20:1
2018	20:1	19:1	21:1
2017	20:1	19:1	21:1
2016	19:1	20:1	21:1
2015	20:1	20:1	21:1
2013	21:1	19:1	21:1
2012	22:1	18:1	20:1
2011	20:1	19:1	20:1
2010	19:1	18:1	18:1
2009	16:1	18:1	17:1
2008	17:1	18:1	17:1
2007	19:1	18:1	19:1
2006	17:1	18:1	18:1
2005	20:1	19:1	19:1
2004	18:1	19:1	18:1
2003	18:1	19:1	19:1
2002	19:1	19:1	19:1
2001	19:1	19:1	19:1
2000	19:1	19:1	20:1
1999	20:1	19:1	20:1
1998	18:1	19:1	19:1
1997	19:1	19:1	20:1
1996	22:1	19:1	20:1
1995	22:1	19:1	20:1
1994	20:1	19:1	19:1
1993	21:1	20:1	20:1
1992	20:1	20:1	19:1
1991	21:1	20:1	19:1
1990	22:1	20:1	21:1

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American Indian

View Data

American Indian Student Percentage Comparison Over Years (1992-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	2%	5%	1%
2022	2%	5%	1%
2021	1%	5%	1%
2020	1%	6%	1%
2019	1%	6%	1%
2018	1%	6%	2%
2017	1%	6%	2%
2016	1%	5%	1%
2015	1%	5%	1%
2013	2%	5%	2%
2012	1%	5%	1%
2011	1%	7%	2%
2004	1%	8%	1%
2003	1%	8%	1%
2002	2%	8%	1%
2001	1%	8%	1%
1994	1%	7%	1%
1993	1%	7%	1%
1992	1%	8%	1%

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Asian

n/a

View Data

Asian Student Percentage Comparison Over Years (2003-2021)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2021	1%	3%	1%
2003	1%	2%	1%

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Hispanic

31%

48%

View Data

Hispanic Student Percentage Comparison Over Years (1992-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	27%	47%	31%
2022	30%	47%	30%
2021	32%	46%	31%
2020	34%	45%	30%
2019	34%	45%	30%
2018	31%	45%	30%
2017	31%	45%	30%
2016	30%	45%	30%
2015	28%	45%	28%
2013	21%	43%	26%
2012	22%	43%	27%
2011	22%	42%	26%
2010	21%	41%	26%
2009	23%	41%	27%
2008	22%	42%	26%
2007	18%	41%	25%
2006	17%	39%	22%
2005	14%	38%	19%
2004	12%	37%	16%
2003	12%	36%	15%
2002	9%	35%	13%
2001	10%	33%	12%
2000	7%	33%	10%
1999	12%	32%	9%
1998	10%	31%	8%
1997	9%	30%	8%
1996	9%	30%	8%
1995	10%	29%	8%
1994	11%	28%	9%
1993	6%	27%	6%
1992	3%	25%	4%

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Black

n/a

View Data

Black Student Percentage Comparison Over Years (2004-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	1%	6%	1%
2022	1%	6%	1%
2012	1%	5%	1%
2011	1%	5%	1%
2010	2%	6%	1%
2009	1%	6%	1%
2008	1%	6%	1%
2007	1%	5%	1%
2006	1%	5%	1%
2005	1%	5%	1%
2004	1%	5%	1%

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White

65%

34%

View Data

White Student Percentage Comparison Over Years (1992-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	67%	35%	66%
2022	65%	35%	66%
2021	64%	36%	65%
2020	64%	38%	66%
2019	64%	38%	66%
2018	65%	38%	66%
2017	65%	38%	66%
2016	66%	39%	67%
2015	68%	40%	68%
2013	74%	42%	69%
2012	74%	42%	70%
2011	73%	42%	70%
2010	77%	44%	71%
2009	76%	44%	70%
2008	77%	44%	72%
2007	81%	45%	73%
2006	82%	47%	75%
2005	85%	48%	79%
2004	86%	48%	81%
2003	85%	49%	82%
2002	89%	50%	86%
2001	89%	52%	87%
2000	93%	53%	89%
1999	88%	54%	89%
1998	90%	56%	90%
1997	91%	57%	90%
1996	91%	57%	90%
1995	90%	58%	91%
1994	88%	59%	90%
1993	93%	60%	92%
1992	96%	61%	94%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2012-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	2%	4%	1%
2022	1%	4%	2%
2021	2%	4%	2%
2020	1%	3%	2%
2019	1%	3%	2%
2018	3%	3%	2%
2017	3%	3%	2%
2016	3%	3%	2%
2015	3%	2%	3%
2013	2%	2%	2%
2012	2%	2%	1%

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All Ethnic Groups

0.49

0.66

View Data

Diversity Score Comparison Over Years (1992-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	0.48	0.65	0.48
2022	0.49	0.65	0.48
2021	0.49	0.66	0.49
2020	0.48	0.65	0.48
2019	0.48	0.65	0.48
2018	0.49	0.65	0.48
2017	0.49	0.65	0.48
2016	0.48	0.65	0.47
2015	0.46	0.64	0.46
2013	0.41	0.64	0.46
2012	0.42	0.64	0.45
2011	0.42	0.65	0.45
2010	0.37	0.64	0.43
2009	0.38	0.64	0.44
2008	0.37	0.63	0.42
2007	0.31	0.63	0.41
2006	0.30	0.63	0.38
2005	0.26	0.62	0.35
2004	0.25	0.63	0.32
2003	0.26	0.63	0.31
2002	0.20	0.62	0.25
2001	0.20	0.62	0.24
2000	0.13	0.62	0.21
1999	0.22	0.60	0.20
1998	0.20	0.59	0.18
1997	0.19	0.58	0.18
1996	0.17	0.58	0.17
1995	0.19	0.58	0.18
1994	0.21	0.57	0.19
1993	0.13	0.56	0.15
1992	0.09	0.56	0.11

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Eligible for

94%

40%

View Data

Free Lunch Eligibility Comparison Over Years (2004-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	49%	39%	42%
2022	33%	29%	31%
2021	100%	42%	62%
2020	51%	43%	46%
2019	51%	43%	46%
2018	64%	42%	60%
2017	64%	42%	60%
2016	11%	33%	11%
2015	60%	34%	53%
2013	50%	37%	50%
2012	38%	36%	37%
2011	34%	36%	34%
2010	40%	38%	39%
2009	26%	39%	32%
2008	36%	29%	39%
2007	33%	32%	35%
2006	40%	37%	43%
2005	41%	40%	48%
2004	35%	37%	36%

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Eligible for

14%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2005-2023)
Year	Del Rio Elementary School	Arizona	Chino Valley Unified District (4474)
2023	9%	7%	9%
2021	16%	9%	9%
2020	9%	7%	9%
2019	9%	7%	9%
2018	9%	9%	9%
2017	9%	9%	9%
2016	5%	11%	3%
2015	10%	5%	9%
2013	10%	10%	8%
2012	8%	11%	6%
2011	6%	10%	5%
2010	14%	8%	11%
2009	5%	10%	7%
2008	11%	9%	12%
2007	13%	9%	14%
2006	12%	8%	13%
2005	14%	8%	14%

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School Statewide Testing

School District Name

Chino Valley Unified District (4474)

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

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

School Mascot: Cougars

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

What is Del Rio Elementary School's ranking?

Del Rio Elementary School is ranked #792 out of 1,921 schools, which ranks it among the top 50% of public schools in Arizona.

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

28% of students have achieved math proficiency (compared to the 34% AZ state average), while 44% of students have achieved reading proficiency (compared to the 40% AZ state average).

How many students attend Del Rio Elementary School?

477 students attend Del Rio Elementary School.

What is the racial composition of the student body?

65% of Del Rio Elementary School students are White, 31% of students are Hispanic, 2% of students are American Indian, and 2% of students are Two or more races.

What is the student-teacher ratio of Del Rio Elementary School?

Del Rio Elementary School has a student ration of 21:1, which is higher than the Arizona state average of 17:1.

What grades does Del Rio Elementary School offer ?

Del Rio Elementary School offers enrollment in grades 3-5 (No virtual instruction).

What school district is Del Rio Elementary School part of?

Del Rio Elementary School is part of Chino Valley Unified District (4474).

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