Diablo Community Day (Ranked Top 30%)

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

<50% of students have achieved math proficiency (compared to the 38% CA state average), while <50% of students have achieved reading proficiency (compared to the 48% CA state average).

Q: What is the graduation rate of Diablo Community Day?

The graduation rate of Diablo Community Day is 50%, which is lower than the California state average of 87%.

Q: How many students attend Diablo Community Day?

9 students attend Diablo Community Day.

Q: What is the racial composition of the student body?

78% of Diablo Community Day students are Hispanic, and 22% of students are White.

Q: What grades does Diablo Community Day offer ?

Diablo Community Day offers enrollment in grades 7-12

Q: What school district is Diablo Community Day part of?

Diablo Community Day is part of MT. Diablo Unified School District.

1026 Mohr Ln.
Concord, CA 94519

Top 30%

Tel: (925) 676-6862

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Diablo Community Day ranks in the top 30% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 50%).

The percentage of students achieving is <50% (which is higher than the California state average of 38%). The percentage of students achieving is <50% (which is higher than the California state average of 48%).

Quick Facts (2025-26)

School Type: Alternative school
Grades: 7-12
: ≥50% (Top 1% in CA)
: <50%
: <50%
Source: National Center for Education Statistics (NCES), CA Dept. of Education

School Overview

School Type

Alternative school

Grades Offered

Grades 7-12

Total Students

9 students

View Data

Total Students Trends Over Years (2002-2022)
Year	Diablo Community Day
2022	9
2021	17
2020	20
2019	20
2018	18
2017	18
2016	11
2015	13
2014	24
2013	26
2012	24
2011	38
2010	39
2009	54
2008	63
2007	62
2006	33
2005	39
2004	42
2003	36
2002	39

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Total Classroom Teachers

2 teachers

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Total Classroom Teachers Trends Over Years (2001-2022)
Year	Diablo Community Day
2022	2
2021	3
2020	3
2019	3
2018	2
2017	2
2016	3
2015	3
2014	2
2013	3
2012	3
2010	3
2009	3
2008	5
2007	4
2006	4
2005	4
2004	3
2003	3
2002	2
2001	2

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Year Founded

1905

Last Day of School

Mon. May 25, 2026

School Rankings

This School

State Level (CA)

(16-17)

<50%

38%

View Data

Math Proficiency Comparison Over Years (2010-2017)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2017	50%	38%	38%
2016	50%	37%	39%
2012	20%	59%	60%
2011	20%	58%	59%
2010	20%	56%	56%

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(15-16)

<50%

48%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2016)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2016	50%	48%	49%
2012	50%	58%	61%
2011	20%	56%	59%
2010	20%	54%	58%

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Student-Teacher Ratio

n/a

21:1

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Student-Teacher Ratio Comparison Over Years (2001-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	5:1	21:1	24:1
2021	6:1	22:1	24:1
2020	7:1	23:1	23:1
2019	7:1	23:1	23:1
2018	9:1	23:1	23:1
2017	9:1	23:1	23:1
2016	4:1	24:1	24:1
2015	4:1	24:1	24:1
2014	12:1	24:1	24:1
2013	9:1	24:1	22:1
2012	8:1	23:1	22:1
2010	13:1	21:1	23:1
2009	18:1	20:1	21:1
2008	13:1	18:1	19:1
2007	16:1	21:1	22:1
2006	8:1	20:1	23:1
2005	10:1	21:1	22:1
2004	14:1	21:1	21:1
2003	12:1	20:1	21:1
2002	20:1	20:1	21:1
2001	17:1	20:1	22:1

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American Indian

(21-22)

n/a

View Data

American Indian Student Percentage Comparison Over Years (2004-2011)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2011	3%	1%
2006	2%	1%	1%
2005	3%	2%	1%
2004	2%	2%

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Asian

(21-22)

n/a

12%

View Data

Asian Student Percentage Comparison Over Years (2001-2018)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2018	5%	11%	12%
2017	5%	11%	12%
2015	7%	11%	13%
2014	13%	11%	13%
2013	4%	11%	13%
2012	13%	11%	12%
2009	4%	11%	12%
2008	13%	12%	13%
2007	5%	12%	13%
2006	8%	12%	13%
2005	5%	12%	13%
2004	10%	12%	13%
2003	11%	11%	13%
2002	13%	11%	13%
2001	18%	11%	12%

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Hispanic

(21-22)

78%

56%

View Data

Hispanic Student Percentage Comparison Over Years (2002-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	78%	56%	44%
2021	76%	56%	44%
2020	75%	55%	43%
2019	75%	55%	43%
2018	67%	54%	43%
2017	67%	54%	43%
2016	64%	54%	43%
2015	70%	54%	42%
2014	54%	53%	40%
2013	73%	53%	39%
2012	63%	52%	37%
2011	76%	51%	36%
2010	56%	50%	34%
2009	61%	49%	32%
2008	43%	50%	31%
2007	37%	49%	30%
2006	34%	48%	29%
2005	28%	47%	27%
2004	36%	46%	25%
2003	19%	45%	23%
2002	41%	44%	22%

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Black

(21-22)

n/a

View Data

Black Student Percentage Comparison Over Years (2002-2016)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2016	9%	6%	4%
2015	7%	6%	4%
2014	17%	6%	4%
2013	8%	6%	4%
2012	12%	6%	5%
2011	8%	7%	5%
2010	13%	7%	5%
2009	17%	7%	5%
2008	24%	8%	5%
2007	32%	8%	5%
2006	19%	8%	4%
2005	21%	8%	5%
2004	7%	8%	5%
2003	6%	8%	5%
2002	3%	8%	5%

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White

(21-22)

22%

21%

View Data

White Student Percentage Comparison Over Years (2002-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	22%	21%	25%
2021	24%	22%	28%
2020	25%	23%	28%
2019	25%	23%	28%
2018	23%	24%	32%
2017	23%	24%	32%
2016	9%	24%	34%
2015	16%	24%	35%
2014	13%	25%	37%
2013	4%	25%	37%
2012	12%	26%	40%
2011	8%	27%	43%
2010	21%	27%	46%
2009	15%	28%	47%
2008	20%	29%	50%
2007	26%	29%	51%
2006	37%	31%	53%
2005	43%	31%	54%
2004	45%	32%	57%
2003	64%	34%	59%
2002	43%	35%	60%

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Hawaiian

(21-22)

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2009-2013)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2013	8%	1%	1%
2011	5%	1%	1%
2010	10%	1%	1%
2009	2%	1%	1%

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Two or more races

(21-22)

n/a

View Data

Two or More Races Student Percentage Comparison Over Years (2009-2018)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2018	5%	4%	9%
2017	5%	4%	9%
2016	9%	4%	7%
2014	3%	3%	5%
2013	3%	3%	6%
2009	1%	3%	2%

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n/a

0.63

View Data

Diversity Score Comparison Over Years (2002-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	0.35	0.63	0.71
2021	0.37	0.62	0.71
2020	0.38	0.63	0.71
2019	0.38	0.63	0.71
2018	0.50	0.64	0.69
2017	0.50	0.64	0.69
2016	0.56	0.64	0.69
2015	0.48	0.64	0.69
2014	0.66	0.65	0.69
2013	0.46	0.65	0.70
2012	0.58	0.65	0.69
2011	0.41	0.67	0.68
2010	0.62	0.67	0.66
2009	0.59	0.71	0.66
2008	0.71	0.65	0.64
2007	0.70	0.67	0.63
2006	0.75	0.66	0.63
2005	0.70	0.67	0.62
2004	0.66	0.67	0.60
2003	0.54	0.67	0.59
2002	0.64	0.67	0.58

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(21-22)

≥50%

87%

View Data

Graduation Rate Comparison Over Years (2011-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	50%	87%	88%
2019	50%	84%	86%
2015	85%	89%	85%
2014	85%	88%	85%
2013	83%	87%	83%
2012	81%	86%	81%
2011	82%	83%	82%

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Eligible for (21-22)

56%

51%

View Data

Free Lunch Eligibility Comparison Over Years (2002-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	56%	51%	38%
2021	76%	53%	37%
2020	85%	52%	42%
2019	85%	52%	42%
2018	77%	49%	37%
2017	77%	49%	37%
2016	54%	50%	38%
2015	76%	50%	39%
2014	79%	49%	39%
2013	81%	48%	38%
2011	63%	46%	30%
2010	51%	46%	29%
2009	57%	43%	28%
2008	49%	41%	26%
2007	60%	40%	24%
2005	36%	40%	22%
2004	43%	40%	21%
2003	39%	39%	21%
2002	31%	39%	18%

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Eligible for (21-22)

11%

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2002-2022)
Year	Diablo Community Day	California	MT. Diablo Unified School District
2022	11%	7%	9%
2018	5%	9%	6%
2017	5%	9%	6%
2016	27%	9%	6%
2014	8%	9%	7%
2013	8%	7%	7%
2011	3%	8%	5%
2010	5%	9%	7%
2009	11%	10%	8%
2008	3%	10%	7%
2007	13%	10%	7%
2005	15%	9%	6%
2004	14%	9%	6%
2003	8%	9%	6%
2002	10%	8%	5%

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School Statewide Testing

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

<50% of students have achieved math proficiency (compared to the 38% CA state average), while <50% of students have achieved reading proficiency (compared to the 48% CA state average).

What is the graduation rate of Diablo Community Day?

The graduation rate of Diablo Community Day is 50%, which is lower than the California state average of 87%.

How many students attend Diablo Community Day?

9 students attend Diablo Community Day.

What is the racial composition of the student body?

78% of Diablo Community Day students are Hispanic, and 22% of students are White.

What grades does Diablo Community Day offer ?

Diablo Community Day offers enrollment in grades 7-12

What school district is Diablo Community Day part of?

Diablo Community Day is part of MT. Diablo Unified School District.

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