San Marcos Elementary School (Ranked Bottom 50% for 2025-26)

451 W Frye Rd
Chandler, AZ 85225

( shown in map)

Bottom 50%

www.cusd80.com

Serving 371 students in grades Prekindergarten-6, San Marcos Elementary School ranks in the bottom 50% of all schools in Arizona for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 6-9% (which is lower than the Arizona state average of 34%). The percentage of students achieving is 25-29% (which is lower than the Arizona state average of 40%).

The student-teacher ratio of 12:1 is lower than the Arizona state level of 17:1.

Minority enrollment is 95% of the student body (majority Hispanic), which is higher than the Arizona state average of 66% (majority Hispanic).

Quick Facts (2025-26)

Grades: Prekindergarten-6
Enrollment: 371 students
Student-Teacher Ratio: 12:1
Minority Enrollment: 95%
: Bottom 50% in AZ
: 6-9% (Btm 50%)
: 25-29% (Btm 50%)
: 11-19% (Btm 50%)
Source: National Center for Education Statistics (NCES), AZ Dept. of Education

Top Rankings

San Marcos Elementary School ranks among the top 20% of public schools in Arizona for:

School Overview

San Marcos Elementary School's student population of 371 students has declined by 31% over five school years.

The teacher population of 30 teachers has declined by 21% over five school years.

Grades Offered

Grades Prekindergarten-6
(No virtual instruction)

View Data

Distribution of Students By Grade Trends
Grade	San Marcos Elementary School
Pre-K	39
Kind	52
1	44
2	50
3	47
4	39
5	51
6	49

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Total Students

371 students

View Data

Total Students Trends Over Years (1990-2023)
Year	San Marcos Elementary School
2023	371
2022	365
2021	443
2020	538
2019	538
2018	547
2017	547
2016	529
2015	532
2014	517
2013	519
2012	484
2011	473
2010	503
2009	485
2008	523
2007	574
2006	540
2005	601
2004	614
2002	650
2001	628
2000	627
1999	637
1998	668
1997	625
1996	938
1995	907
1994	834
1993	821
1992	765
1991	708
1990	729

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Gender %

Total Classroom Teachers

30 teachers

View Data

Total Classroom Teachers Trends Over Years (1987-2023)
Year	San Marcos Elementary School
2023	33
2022	31
2021	33
2020	38
2019	38
2018	38
2017	38
2016	35
2015	35
2014	35
2013	31
2012	33
2011	29
2010	31
2009	31
2008	33
2007	34
2006	35
2005	33
2004	25
2003	34
2002	36
2001	36
2000	36
1999	37
1998	36
1997	37
1996	45
1995	43
1994	41
1993	39
1992	37
1991	36
1990	34
1989	33
1988	29
1987	26

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School Calendar

View School Calendar

Campus Size

50 acres

School Motto

The power to learn, achieve, care, succeed!

School Rankings

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

The of San Marcos Elementary School is 0.34, 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)

#1563 out of 1921 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	San Marcos Elementary School
2023	#1563
2022	#1456
2021	#1205
2019	#1485
2018	#1209
2017	#1142
2016	#714
2015	#979
2014	#1165
2013	#1033
2012	#1098

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6-9%

34%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	7%	34%	53%
2022	12%	35%	53%
2021	17%	32%	49%
2019	31%	45%	57%
2018	38%	45%	61%
2017	35%	42%	57%
2016	46%	39%	55%
2015	35%	38%	57%
2014	52%	63%	77%
2013	56%	63%	77%
2012	58%	63%	77%

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25-29%

40%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2022	27%	40%	58%
2021	22%	39%	57%
2019	31%	45%	59%
2018	34%	44%	61%
2017	31%	42%	57%
2016	37%	40%	56%
2015	32%	38%	56%
2014	72%	79%	89%
2013	76%	78%	88%
2012	69%	77%	87%
2011	61%	77%	85%

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11-19%

24%

Student-Teacher Ratio

12:1

17:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	11:1	17:1	18:1
2022	12:1	17:1	18:1
2021	13:1	17:1	17:1
2020	14:1	18:1	19:1
2019	14:1	18:1	19:1
2018	14:1	19:1	19:1
2017	14:1	19:1	19:1
2016	15:1	20:1	19:1
2015	15:1	20:1	19:1
2014	15:1	19:1	19:1
2013	17:1	19:1	20:1
2012	15:1	18:1	20:1
2011	16:1	19:1	19:1
2010	16:1	18:1	19:1
2009	16:1	18:1	19:1
2008	16:1	18:1	19:1
2007	17:1	18:1	19:1
2006	15:1	18:1	20:1
2005	18:1	19:1	20:1
2004	25:1	19:1	22:1
2002	18:1	19:1	20:1
2001	17:1	19:1	20:1
2000	17:1	19:1	18:1
1999	17:1	19:1	20:1
1998	19:1	19:1	21:1
1997	17:1	19:1	21:1
1996	21:1	19:1	21:1
1995	21:1	19:1	20:1
1994	20:1	19:1	21:1
1993	21:1	20:1	21:1
1992	21:1	20:1	20:1
1991	20:1	20:1	20:1
1990	21:1	20:1	20:1

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American Indian

View Data

American Indian Student Percentage Comparison Over Years (1990-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	2%	5%	2%
2022	1%	5%	2%
2021	1%	5%	2%
2020	1%	6%	1%
2019	1%	6%	1%
2016	1%	5%	2%
2015	1%	5%	1%
2014	1%	5%	2%
2013	2%	5%	2%
2012	2%	5%	2%
2011	3%	7%	2%
2010	3%	6%	3%
2009	4%	6%	2%
2008	3%	5%	2%
2007	2%	6%	1%
2006	2%	7%	2%
2005	4%	7%	2%
2004	3%	8%	3%
2002	3%	8%	2%
2001	2%	8%	2%
2000	2%	8%	2%
1999	3%	7%	2%
1998	3%	7%	2%
1997	2%	7%	2%
1996	3%	7%	2%
1995	5%	7%	3%
1994	4%	7%	3%
1993	4%	7%	3%
1992	5%	8%	4%
1991	2%	6%	2%
1990	3%	6%	2%

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Asian

View Data

Asian Student Percentage Comparison Over Years (1993-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	1%	3%	11%
2022	2%	3%	11%
2021	4%	3%	10%
2020	2%	3%	9%
2019	2%	3%	9%
2018	4%	3%	8%
2017	4%	3%	8%
2016	2%	3%	8%
2015	3%	3%	8%
2013	1%	3%	9%
2012	1%	3%	8%
2011	3%	3%	9%
2010	2%	3%	8%
2009	1%	3%	8%
2008	1%	3%	7%
2007	1%	3%	7%
2001	1%	2%	3%
2000	1%	2%	3%
1999	1%	2%	3%
1998	1%	2%	3%
1997	1%	2%	2%
1996	3%	2%	2%
1995	2%	2%	2%
1994	1%	2%	2%
1993	1%	2%	2%

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Hispanic

81%

48%

View Data

Hispanic Student Percentage Comparison Over Years (1992-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	83%	47%	30%
2022	79%	47%	29%
2021	75%	46%	29%
2020	75%	45%	28%
2019	75%	45%	28%
2018	82%	45%	28%
2017	82%	45%	28%
2016	83%	45%	27%
2015	83%	45%	28%
2014	85%	44%	26%
2013	85%	43%	26%
2012	82%	43%	26%
2011	81%	42%	26%
2010	81%	41%	26%
2009	84%	41%	27%
2008	84%	42%	28%
2007	85%	41%	29%
2006	83%	39%	29%
2005	80%	38%	29%
2004	81%	37%	30%
2002	77%	35%	31%
2001	79%	33%	31%
2000	80%	33%	31%
1999	74%	32%	30%
1998	74%	31%	31%
1997	78%	30%	31%
1996	57%	30%	31%
1995	56%	29%	30%
1994	58%	28%	30%
1993	59%	27%	29%
1992	55%	25%	28%

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Black

View Data

Black Student Percentage Comparison Over Years (1992-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	5%	6%	5%
2022	8%	6%	5%
2021	8%	6%	5%
2020	6%	5%	5%
2019	6%	5%	5%
2018	7%	5%	5%
2017	7%	5%	5%
2016	5%	5%	5%
2015	6%	5%	6%
2014	6%	5%	6%
2013	6%	5%	6%
2012	6%	5%	7%
2011	6%	5%	7%
2010	6%	6%	7%
2009	4%	6%	7%
2008	3%	6%	7%
2007	3%	5%	6%
2006	4%	5%	6%
2005	5%	5%	6%
2004	3%	5%	6%
2002	3%	5%	6%
2001	4%	5%	5%
2000	2%	4%	5%
1999	5%	5%	4%
1998	5%	4%	4%
1997	3%	4%	4%
1996	7%	4%	4%
1995	6%	4%	3%
1994	6%	4%	3%
1993	6%	4%	3%
1992	5%	4%	4%

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White

34%

View Data

White Student Percentage Comparison Over Years (1992-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	6%	35%	46%
2022	6%	35%	48%
2021	9%	36%	49%
2020	12%	38%	53%
2019	12%	38%	53%
2018	5%	38%	55%
2017	5%	38%	55%
2016	7%	39%	56%
2015	7%	40%	55%
2014	7%	41%	56%
2013	5%	42%	57%
2012	6%	42%	57%
2011	7%	42%	56%
2010	8%	44%	56%
2009	7%	44%	56%
2008	9%	44%	56%
2007	9%	45%	57%
2006	11%	47%	57%
2005	11%	48%	58%
2004	13%	48%	57%
2002	17%	50%	57%
2001	14%	52%	59%
2000	15%	53%	59%
1999	17%	54%	61%
1998	17%	56%	60%
1997	16%	57%	61%
1996	30%	57%	61%
1995	31%	58%	62%
1994	31%	59%	62%
1993	30%	60%	63%
1992	34%	61%	61%

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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	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	2%	4%	6%
2022	3%	4%	5%
2021	2%	4%	5%
2020	3%	3%	4%
2019	3%	3%	4%
2018	2%	3%	3%
2017	2%	3%	3%
2016	1%	3%	2%
2014	1%	2%	2%
2013	1%	2%
2012	2%	2%

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All Ethnic Groups

0.34

0.66

View Data

Diversity Score Comparison Over Years (1992-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	0.31	0.65	0.68
2022	0.37	0.65	0.67
2021	0.43	0.66	0.66
2020	0.42	0.65	0.64
2019	0.42	0.65	0.64
2018	0.32	0.65	0.62
2017	0.32	0.65	0.62
2016	0.31	0.65	0.61
2015	0.30	0.64	0.61
2014	0.27	0.64	0.61
2013	0.27	0.64	0.61
2012	0.32	0.64	0.60
2011	0.34	0.65	0.60
2010	0.34	0.64	0.61
2009	0.29	0.64	0.60
2008	0.29	0.63	0.60
2007	0.27	0.63	0.59
2006	0.30	0.63	0.58
2005	0.35	0.62	0.58
2004	0.33	0.63	0.58
2002	0.38	0.62	0.57
2001	0.36	0.62	0.56
2000	0.34	0.62	0.55
1999	0.42	0.60	0.54
1998	0.42	0.59	0.54
1997	0.37	0.58	0.53
1996	0.58	0.58	0.53
1995	0.59	0.58	0.53
1994	0.57	0.57	0.53
1993	0.56	0.56	0.52
1992	0.58	0.56	0.50

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Eligible for

100%

40%

View Data

Free Lunch Eligibility Comparison Over Years (2005-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	76%	39%	20%
2022	76%	29%	12%
2021	100%	42%	27%
2020	76%	43%	20%
2019	76%	43%	20%
2018	98%	42%	27%
2017	98%	42%	27%
2016	82%	33%	23%
2015	88%	34%	25%
2014	88%	36%	25%
2013	89%	37%	25%
2012	84%	36%	24%
2011	73%	36%	23%
2010	88%	38%	23%
2009	83%	39%	20%
2008	65%	29%	15%
2007	57%	32%	16%
2006	94%	37%	22%
2005	89%	40%	26%

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Eligible for

10%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2005-2023)
Year	San Marcos Elementary School	Arizona	Chandler Unified District #80 (4242) School District
2023	5%	7%	5%
2022	5%	2%
2021	2%	9%	3%
2020	5%	7%	3%
2019	5%	7%	3%
2018	1%	9%	2%
2017	1%	9%	2%
2016	16%	11%	3%
2015	6%	5%	4%
2014	3%	14%	4%
2013	4%	10%	5%
2012	5%	11%	4%
2011	4%	10%	4%
2010	4%	8%	4%
2009	3%	10%	3%
2008	6%	9%	3%
2007	7%	9%	3%
2006	6%	8%	4%
2005	10%	8%	21%

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School Statewide Testing

View Education Department Test Scores

School District Name

Chandler Unified District #80 (4242) School District

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

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is San Marcos Elementary School's ranking?

San Marcos Elementary School is ranked #1563 out of 1,921 schools, which ranks it among the bottom 50% of public schools in Arizona.

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

6-9% of students have achieved math proficiency (compared to the 34% AZ state average), while 25-29% of students have achieved reading proficiency (compared to the 40% AZ state average).

How many students attend San Marcos Elementary School?

371 students attend San Marcos Elementary School.

What is the racial composition of the student body?

81% of San Marcos Elementary School students are Hispanic, 8% of students are Black, 5% of students are White, 3% of students are American Indian, 2% of students are Asian, and 1% of students are Two or more races.

What is the student-teacher ratio of San Marcos Elementary School?

San Marcos Elementary School has a student ration of 12:1, which is lower than the Arizona state average of 17:1.

What grades does San Marcos Elementary School offer ?

San Marcos Elementary School offers enrollment in grades Prekindergarten-6 (No virtual instruction).

What school district is San Marcos Elementary School part of?

San Marcos Elementary School is part of Chandler Unified District #80 (4242) School District.