Sun Terrace Elementary School (Ranked Bottom 50% for 2025)

2448 Floyd Ln.
Concord, CA 94520

( shown in map)

Bottom 50%

sunterrace.mdusd.org

Serving 402 students in grades Kindergarten-5, Sun Terrace Elementary School ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).

The percentage of students achieving is 20-24% (which is lower than the California state average of 34%). The percentage of students achieving is 16% (which is lower than the California state average of 47%).

The student-teacher ratio of 24:1 is higher than the California state level of 21:1.

Minority enrollment is 84% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).

Quick Facts (2025)

Grades: Kindergarten-5
Enrollment: 402 students
Student-Teacher Ratio: 24:1
Minority Enrollment: 84%
: Bottom 50% in CA
: 20-24% (Btm 50%)
: 16% (Btm 50%)
: 6-9% (Btm 50%)
Source: National Center for Education Statistics (NCES), CA Dept. of Education

School Overview

Sun Terrace Elementary School's student population of 402 students has declined by 11% over five school years.

The teacher population of 17 teachers has declined by 15% over five school years.

Grades Offered

Grades Kindergarten-5

View Data

Distribution of Students By Grade Trends
Grade	Sun Terrace Elementary School
Kind	86
1	59
2	49
3	61
4	74
5	73

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Total Students

402 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Sun Terrace Elementary School
2023	364
2022	382
2021	441
2020	456
2019	456
2018	522
2017	522
2016	554
2015	564
2014	559
2013	551
2012	585
2011	548
2010	518
2009	555
2008	566
2007	573
2006	609
2005	627
2004	640
2003	674
2002	692
2001	755
2000	774
1999	751
1998	772
1997	698
1996	649
1995	639
1994	660
1993	690
1992	683
1991	666
1990	686
1989	637
1988	637
1987	654

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Gender %

Total Classroom Teachers

17 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Sun Terrace Elementary School
2023	14
2022	16
2021	18
2020	20
2019	20
2018	24
2017	24
2016	23
2015	22
2014	20
2013	23
2012	24
2010	21
2009	28
2008	34
2007	27
2006	27
2005	29
2004	34
2003	35
2002	34
2001	36
2000	34
1999	37
1998	35
1997	30
1996	25
1995	27
1994	26
1993	26
1992	27
1991	27
1990	26

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School Calendar

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School Rankings

Sun Terrace Elementary School ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).

The of Sun Terrace Elementary School is 0.64, which is more 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)

#7776 out of 9523 schools
(Bottom 50%)

View Data

Overall School Rank Trends Over Years (2011-2023)
Year	Sun Terrace Elementary School
2023	#7776
2022	#9182
2021	#3220
2019	#8337
2018	#7341
2017	#7779
2016	#8315
2015	#7646
2013	#7797
2012	#7484
2011	#5446

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20-24%

34%

View Data

Math Proficiency Comparison Over Years (2011-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	22%	34%	36%
2022	8%	33%	35%
2021	12%	34%	36%
2019	19%	40%	38%
2018	19%	39%	39%
2017	17%	38%	38%
2016	16%	37%	39%
2015	13%	34%	39%
2013	40%	59%	59%
2012	47%	59%	60%
2011	59%	58%	59%

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16%

47%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2022)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2022	16%	47%	46%
2021	22%	49%	45%
2019	26%	51%	50%
2018	35%	50%	39%
2017	27%	48%	50%
2016	22%	48%	49%
2015	20%	44%	47%
2013	32%	57%	59%
2012	41%	58%	61%
2011	44%	56%	59%
2010	48%	54%	58%

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6-9%

29%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2022	7%	29%	31%
2021	15%	28%	31%

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Student-Teacher Ratio

24:1

21:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	26:1	22:1	25:1
2022	24:1	21:1	24:1
2021	25:1	22:1	24:1
2020	23:1	23:1	23:1
2019	23:1	23:1	23:1
2018	22:1	23:1	23:1
2017	22:1	23:1	23:1
2016	24:1	24:1	24:1
2015	26:1	24:1	24:1
2014	28:1	24:1	24:1
2013	24:1	24:1	22:1
2012	24:1	23:1	22:1
2010	25:1	21:1	23:1
2009	20:1	20:1	21:1
2008	17:1	18:1	19:1
2007	21:1	21:1	22:1
2006	23:1	20:1	23:1
2005	22:1	21:1	22:1
2004	19:1	21:1	21:1
2003	19:1	20:1	21:1
2002	20:1	20:1	21:1
2001	21:1	20:1	22:1
2000	23:1	21:1	22:1
1999	20:1	21:1	21:1
1998	22:1	21:1	22:1
1997	23:1	23:1	23:1
1996	26:1	25:1	23:1
1995	24:1	25:1	24:1
1994	26:1	25:1	24:1
1993	27:1	25:1	25:1
1992	25:1	24:1	24:1
1991	25:1	24:1	24:1
1990	27:1	24:1	24:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (1996-2013)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2013	1%	1%
2012	1%	1%	1%
2011	1%	1%
2010	1%	1%	1%
2009	1%	1%	1%
2008	1%	1%	1%
2007	1%	2%	1%
2005	2%	2%	1%
2004	1%	2%
2003	2%	2%
2002	2%	2%
2001	2%	2%	1%
2000	1%	1%
1999	1%	1%
1998	1%	1%
1997	1%	1%
1996	1%	1%

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Asian

12%

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Asian Student Percentage Comparison Over Years (1991-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	6%	12%	11%
2022	8%	12%	12%
2021	8%	12%	12%
2020	5%	12%	12%
2019	5%	12%	12%
2018	7%	11%	12%
2017	7%	11%	12%
2016	7%	11%	12%
2015	6%	11%	13%
2014	5%	11%	13%
2013	4%	11%	13%
2012	5%	11%	12%
2011	7%	11%	12%
2010	7%	11%	12%
2009	10%	11%	12%
2008	13%	12%	13%
2007	14%	12%	13%
2006	13%	12%	13%
2005	12%	12%	13%
2004	12%	12%	13%
2003	13%	11%	13%
2002	13%	11%	13%
2001	12%	11%	12%
2000	12%	11%	12%
1999	12%	11%	12%
1998	9%	11%	12%
1997	8%	11%	12%
1996	8%	11%	11%
1995	6%	11%	11%
1994	7%	11%	12%
1993	6%	11%	12%
1992	5%	11%	11%
1991	6%	11%	10%

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Hispanic

56%

View Data

Hispanic Student Percentage Comparison Over Years (1991-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	57%	55%	44%
2022	55%	56%	44%
2021	54%	56%	44%
2020	59%	55%	43%
2019	59%	55%	43%
2018	61%	54%	43%
2017	61%	54%	43%
2016	59%	54%	43%
2015	65%	54%	42%
2014	64%	53%	40%
2013	62%	53%	39%
2012	61%	52%	37%
2011	62%	51%	36%
2010	57%	50%	34%
2009	49%	49%	32%
2008	50%	50%	31%
2007	47%	49%	30%
2006	46%	48%	29%
2005	43%	47%	27%
2004	40%	46%	25%
2003	37%	45%	23%
2002	34%	44%	22%
2001	30%	43%	20%
2000	28%	42%	19%
1999	25%	41%	18%
1998	21%	40%	17%
1997	20%	40%	16%
1996	21%	39%	15%
1995	17%	38%	14%
1994	18%	37%	13%
1993	18%	36%	12%
1992	16%	35%	11%
1991	15%	34%	10%

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Black

View Data

Black Student Percentage Comparison Over Years (1991-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	3%	5%	3%
2022	2%	5%	3%
2021	4%	5%	3%
2020	3%	5%	3%
2019	3%	5%	3%
2018	4%	6%	4%
2017	4%	6%	4%
2016	5%	6%	4%
2015	4%	6%	4%
2014	5%	6%	4%
2013	5%	6%	4%
2012	5%	6%	5%
2011	6%	7%	5%
2010	7%	7%	5%
2009	8%	7%	5%
2008	8%	8%	5%
2007	9%	8%	5%
2006	10%	8%	4%
2005	10%	8%	5%
2004	9%	8%	5%
2003	8%	8%	5%
2002	7%	8%	5%
2001	5%	8%	5%
2000	5%	9%	5%
1999	6%	9%	5%
1998	5%	9%	5%
1997	4%	9%	5%
1996	5%	9%	5%
1995	7%	9%	5%
1994	2%	9%	4%
1993	3%	9%	4%
1992	3%	9%	4%
1991	3%	9%	4%

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White

16%

20%

View Data

White Student Percentage Comparison Over Years (1991-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	9%	21%	24%
2022	10%	21%	25%
2021	12%	22%	28%
2020	13%	23%	28%
2019	13%	23%	28%
2018	15%	24%	32%
2017	15%	24%	32%
2016	16%	24%	34%
2015	15%	24%	35%
2014	17%	25%	37%
2013	17%	25%	37%
2012	19%	26%	40%
2011	19%	27%	43%
2010	24%	27%	46%
2009	27%	28%	47%
2008	28%	29%	50%
2007	29%	29%	51%
2006	31%	31%	53%
2005	33%	31%	54%
2004	38%	32%	57%
2003	40%	34%	59%
2002	44%	35%	60%
2001	51%	36%	62%
2000	54%	37%	64%
1999	56%	38%	65%
1998	64%	39%	66%
1997	67%	39%	67%
1996	65%	40%	69%
1995	70%	41%	70%
1994	73%	42%	71%
1993	73%	43%	72%
1992	76%	44%	74%
1991	76%	45%	76%

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Hawaiian

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2009-2015)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2015	2%	1%
2014	2%	1%	1%
2013	2%	1%	1%
2012	2%	1%	1%
2011	1%	1%	1%
2010	2%	1%	1%
2009	2%	1%	1%

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Two or more races

12%

View Data

Two or More Races Student Percentage Comparison Over Years (2009-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	24%	6%	17%
2022	22%	5%	15%
2021	19%	5%	12%
2020	18%	4%	13%
2019	18%	4%	13%
2018	10%	4%	9%
2017	10%	4%	9%
2016	11%	4%	7%
2015	8%	3%	6%
2014	7%	3%	5%
2013	9%	3%	6%
2012	7%	3%	4%
2011	4%	2%	3%
2010	2%	3%	1%
2009	3%	3%	2%

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All Ethnic Groups

0.64

0.63

View Data

Diversity Score Comparison Over Years (1991-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	0.61	0.64	0.71
2022	0.64	0.63	0.71
2021	0.66	0.62	0.71
2020	0.60	0.63	0.71
2019	0.60	0.63	0.71
2018	0.59	0.64	0.69
2017	0.59	0.64	0.69
2016	0.61	0.64	0.69
2015	0.55	0.64	0.69
2014	0.56	0.65	0.69
2013	0.58	0.65	0.70
2012	0.60	0.65	0.69
2011	0.58	0.67	0.68
2010	0.61	0.67	0.66
2009	0.69	0.71	0.66
2008	0.65	0.65	0.64
2007	0.67	0.67	0.63
2006	0.67	0.66	0.63
2005	0.69	0.67	0.62
2004	0.68	0.67	0.60
2003	0.69	0.67	0.59
2002	0.68	0.67	0.58
2001	0.64	0.67	0.56
2000	0.62	0.67	0.55
1999	0.61	0.67	0.53
1998	0.54	0.67	0.52
1997	0.51	0.67	0.51
1996	0.53	0.67	0.50
1995	0.48	0.67	0.48
1994	0.43	0.67	0.47
1993	0.43	0.67	0.45
1992	0.40	0.67	0.43
1991	0.40	0.67	0.40

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Eligible for

64%

54%

View Data

Free Lunch Eligibility Comparison Over Years (1994-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	51%	51%	36%
2022	47%	51%	38%
2021	58%	53%	37%
2020	64%	52%	42%
2019	64%	52%	42%
2018	58%	49%	37%
2017	58%	49%	37%
2016	60%	50%	38%
2015	62%	50%	39%
2014	57%	49%	39%
2013	64%	48%	38%
2011	59%	46%	30%
2010	53%	46%	29%
2009	43%	43%	28%
2008	40%	41%	26%
2007	42%	40%	24%
2005	43%	40%	22%
2004	41%	40%	21%
2003	32%	39%	21%
2002	32%	39%	18%
2001	30%	39%	18%
2000	30%	40%	20%
1999	31%	40%	19%
1998	39%	47%	24%
1997	35%	47%	23%
1996	35%	46%	23%
1995	34%	45%	22%
1994	35%	43%	21%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2001-2023)
Year	Sun Terrace Elementary School	California	MT. Diablo Unified School District
2023	2%	8%	3%
2022	3%	7%	9%
2021	5%	6%	4%
2020	6%	7%	5%
2019	6%	7%	5%
2018	13%	9%	6%
2017	13%	9%	6%
2016	11%	9%	6%
2015	9%	9%	6%
2014	15%	9%	7%
2013	16%	7%	7%
2011	11%	8%	5%
2010	13%	9%	7%
2009	18%	10%	8%
2008	18%	10%	7%
2007	16%	10%	7%
2005	13%	9%	6%
2004	11%	9%	6%
2003	15%	9%	6%
2002	12%	8%	5%
2001	11%	8%	5%

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School Statewide Testing

View Education Department Test Scores

School District Name

MT. Diablo Unified School District

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

Profile last updated: 02/09/2025

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Frequently Asked Questions

What is Sun Terrace Elementary School's ranking?

Sun Terrace Elementary School is ranked #7776 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.

What schools are Sun Terrace Elementary School often compared to?

Sun Terrace Elementary Schoolis often viewed alongside schools like Holbrook Language Academy by visitors of our site.

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

20-24% of students have achieved math proficiency (compared to the 34% CA state average), while 16% of students have achieved reading proficiency (compared to the 47% CA state average).

How many students attend Sun Terrace Elementary School?

402 students attend Sun Terrace Elementary School.

What is the racial composition of the student body?

56% of Sun Terrace Elementary School students are Hispanic, 16% of students are White, 12% of students are Two or more races, 7% of students are Asian, 6% of students are Black, and 3% of students are Hawaiian.

What is the student-teacher ratio of Sun Terrace Elementary School?

Sun Terrace Elementary School has a student ration of 24:1, which is higher than the California state average of 21:1.

What grades does Sun Terrace Elementary School offer ?

Sun Terrace Elementary School offers enrollment in grades Kindergarten-5

What school district is Sun Terrace Elementary School part of?

Sun Terrace Elementary School is part of MT. Diablo Unified School District.

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