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Sigma Continuation High School (Closed 2009)

2900 Pinole Valley Rd.
Pinole, CA 94564

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Sigma Continuation High School serves 74 students in grades 9-12.

Minority enrollment was 81% of the student body (majority Black), which was higher than the California state average of 80% (majority Hispanic).

School Overview

School Type

Alternative school

Grades Offered

Grades 9-12

View Data

Distribution of Students By Grade Trends
Grade	Sigma Continuation High School
9	5
10	17
11	34
12	18

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Total Students

74 students

View Data

Total Students Trends (1994-2025)
Year	Sigma Continuation High School
2025	74
2024	74
2023	74
2022	74
2021	74
2020	74
2019	74
2018	74
2017	74
2016	74
2015	74
2007	83
2006	40
2005	75
2004	74
2003	74
2002	75
2001	72
2000	80
1999	85
1998	80
1997	80
1996	75
1995	73
1994	70

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Total Classroom Teachers (06-07)

3 teachers

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Total Classroom Teachers Trends (1993-2007)
Year	Sigma Continuation High School
2007	3
2006	3
2005	3
2004	2
2003	3
2002	3
2001	3
2000	3
1999	3
1998	3
1997	3
1996	3
1995	3
1994	3
1993	3

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School Rankings

This School

State Level (CA)

Student-Teacher Ratio

n/a

21:1

View Data

Student-Teacher Ratio Comparison (1993-2007)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2007	28:1	22:1	21:1
2006	13:1	22:1	21:1
2005	25:1	22:1	21:1
2004	37:1	22:1	21:1
2003	25:1	21:1	20:1
2002	25:1	21:1	21:1
2001	24:1	21:1	20:1
2000	27:1	22:1	21:1
1999	28:1	22:1	21:1
1998	26:1	22:1	21:1
1997	24:1	24:1	24:1
1996	24:1	25:1	25:1
1995	23:1	25:1	25:1
1994	21:1	25:1	25:1
1993	21:1	25:1	26:1

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American Indian

View Data

American Indian Student Percentage Comparison (1995-2025)
Year	Sigma Continuation High School	California
2025	2%	1%
2024	2%	1%
2023	2%	1%
2022	2%	1%
2020	2%	1%
2019	2%	1%
2018	2%	1%
2017	2%	1%
2016	2%	1%
2015	2%	1%
2006	1%	1%
2005	2%	2%
2002	2%	2%
2000	1%	1%
1997	1%	1%
1996	2%	1%
1995	2%	1%

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Asian

12%

View Data

Asian Student Percentage Comparison (1994-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	9%	12%
2024	9%	12%
2023	9%	12%	16%
2022	9%	12%	17%
2021	9%	12%	16%
2020	9%	12%	16%
2019	9%	12%	16%
2018	9%	11%	16%
2017	9%	11%	16%
2016	9%	11%	16%
2015	9%	11%	17%
2007	11%	12%	18%
2006	13%	12%	19%
2005	13%	12%	18%
2004	17%	12%	18%
2003	23%	11%	19%
2002	26%	11%	18%
2001	21%	11%	18%
2000	24%	11%	19%
1999	14%	11%	20%
1998	25%	11%	19%
1997	16%	11%	19%
1996	17%	11%	19%
1995	16%	11%	19%
1994	18%	11%	20%

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Hispanic

28%

56%

View Data

Hispanic Student Percentage Comparison (1994-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	28%	56%
2024	28%	56%
2023	28%	55%	54%
2022	28%	56%	53%
2021	28%	56%	53%
2020	28%	55%	52%
2019	28%	55%	52%
2018	28%	54%	55%
2017	28%	54%	55%
2016	28%	54%	54%
2015	28%	54%	52%
2007	35%	49%	45%
2006	48%	48%	42%
2005	20%	47%	42%
2004	29%	46%	39%
2003	23%	45%	37%
2002	20%	44%	35%
2001	27%	43%	33%
2000	26%	42%	30%
1999	32%	41%	27%
1998	31%	40%	26%
1997	43%	40%	24%
1996	29%	39%	22%
1995	22%	38%	21%
1994	7%	37%	20%

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Black

42%

View Data

Black Student Percentage Comparison (1994-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	42%	5%
2024	42%	5%
2023	42%	5%	13%
2022	42%	5%	14%
2021	42%	5%	14%
2020	42%	5%	16%
2019	42%	5%	16%
2018	42%	6%	17%
2017	42%	6%	17%
2016	42%	6%	18%
2015	42%	6%	19%
2007	29%	8%	25%
2006	76%	8%	27%
2005	32%	8%	27%
2004	39%	8%	29%
2003	30%	8%	29%
2002	21%	8%	31%
2001	22%	8%	32%
2000	18%	9%	33%
1999	14%	9%	34%
1998	18%	9%	35%
1997	18%	9%	35%
1996	17%	9%	35%
1995	18%	9%	35%
1994	24%	9%	35%

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White

19%

20%

View Data

White Student Percentage Comparison (1994-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	19%	20%
2024	19%	20%
2023	19%	21%	11%
2022	19%	21%	11%
2021	19%	22%	11%
2020	19%	23%	11%
2019	19%	23%	11%
2018	19%	24%	10%
2017	19%	24%	10%
2016	19%	24%	10%
2015	19%	24%	10%
2007	25%	29%	12%
2006	33%	31%	12%
2005	33%	31%	13%
2004	15%	32%	14%
2003	24%	34%	15%
2002	31%	35%	16%
2001	30%	36%	17%
2000	31%	37%	18%
1999	40%	38%	19%
1998	26%	39%	20%
1997	22%	39%	22%
1996	35%	40%	24%
1995	42%	41%	25%
1994	51%	42%	25%

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Hawaiian

n/a

Two or more races

n/a

All Ethnic Groups

81%

80%

0.71

0.63

View Data

Diversity Score Comparison (1994-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	0.71	0.63
2024	0.71	0.63
2023	0.71	0.64	0.66
2022	0.71	0.63	0.66
2021	0.71	0.62	0.67
2020	0.71	0.63	0.67
2019	0.71	0.63	0.67
2018	0.71	0.64	0.64
2017	0.71	0.64	0.64
2016	0.71	0.64	0.65
2015	0.71	0.64	0.65
2007	0.73	0.67	0.69
2006	0.81	0.66	0.72
2005	0.75	0.67	0.71
2004	0.74	0.67	0.72
2003	0.75	0.67	0.73
2002	0.76	0.67	0.73
2001	0.77	0.67	0.74
2000	0.75	0.67	0.74
1999	0.71	0.67	0.74
1998	0.75	0.67	0.74
1997	0.72	0.67	0.74
1996	0.74	0.67	0.74
1995	0.72	0.67	0.74
1994	0.65	0.67	0.74

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Eligible for

22%

54%

View Data

Free Lunch Eligibility Comparison (2006-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	22%	54%
2024	22%	54%
2023	22%	51%	48%
2022	22%	51%	43%
2021	22%	53%	57%
2020	22%	52%	59%
2019	22%	52%	59%
2018	21%	49%	59%
2017	21%	49%	59%
2016	21%	50%	60%
2015	21%	50%	59%
2007	19%	40%	45%
2006	40%	40%	44%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison (2006-2025)
Year	Sigma Continuation High School	California	West Contra Costa Unified School District
2025	5%	8%
2024	5%	8%
2023	5%	8%	6%
2022	5%	7%	4%
2021	5%	6%	9%
2020	5%	7%	10%
2019	5%	7%	10%
2018	5%	9%	10%
2017	5%	9%	10%
2016	5%	9%	10%
2015	5%	9%	10%
2007	4%	10%	15%
2006	10%	9%	15%

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School Statewide Testing

View Education Department Test Scores

School District Name

West Contra Costa Unified School District

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

Frequently Asked Questions

How many students attend Sigma Continuation High School?

74 students attend Sigma Continuation High School.

What is the racial composition of the student body?

42% of Sigma Continuation High School students are Black, 28% of students are Hispanic, 19% of students are White, 9% of students are Asian, and 2% of students are American Indian.

What grades does Sigma Continuation High School offer ?

Sigma Continuation High School offers enrollment in grades 9-12

What school district is Sigma Continuation High School part of?

Sigma Continuation High School is part of West Contra Costa Unified School District.

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