Home > California > Lassen County > Susanville

Diamond Mountain Charter High School (Closed 2014)

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

<50% of students have achieved math proficiency (compared to the 59% CA state average), while <50% of students have achieved reading proficiency (compared to the 57% CA state average).

Q: What is the graduation rate of Diamond Mountain Charter High School?

The graduation rate of Diamond Mountain Charter High School is 60-79%, which is lower than the California state average of 87%.

Q: How many students attend Diamond Mountain Charter High School?

57 students attend Diamond Mountain Charter High School.

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

74% of Diamond Mountain Charter High School students are White, 12% of students are American Indian, 11% of students are Hispanic, and 3% of students are Black.

Q: What is the student-teacher ratio of Diamond Mountain Charter High School?

Diamond Mountain Charter High School has a student ration of 29:1, which is higher than the California state average of 21:1.

Q: What grades does Diamond Mountain Charter High School offer ?

Diamond Mountain Charter High School offers enrollment in grades 9-12

Q: What school district is Diamond Mountain Charter High School part of?

Diamond Mountain Charter High School is part of Lassen Union High School District.

1000 Main St
Susanville, CA 96130

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Diamond Mountain Charter High School serves 57 students in grades 9-12.

The percentage of students achieving was <50% (which was lower than the California state average of 59%). The percentage of students achieving was <50% (which was lower than the California state average of 57%).

The student-teacher ratio of 29:1 was higher than the California state level of 21:1.

Minority enrollment was 26% of the student body (majority American Indian and Hispanic), which was lower than the California state average of 80% (majority Hispanic).

School Overview

School Type

Charter School

Grades Offered

Grades 9-12

View Data

Distribution of Students By Grade Trends
Grade	Diamond Mountain Charter High School
9	6
10	9
11	20
12	22

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Total Students

57 students

View Data

Total Students Trends Over Years (2006-2023)
Year	Diamond Mountain Charter High School
2023	57
2022	57
2021	57
2020	57
2019	57
2018	57
2017	57
2016	57
2015	57
2013	57
2012	60
2011	55
2010	73
2009	44
2008	62
2007	58
2006	33

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Total Classroom Teachers

2 teachers

View Data

Total Classroom Teachers Trends Over Years (2005-2023)
Year	Diamond Mountain Charter High School
2023	2
2022	2
2021	2
2020	2
2019	2
2018	2
2017	2
2016	2
2015	2
2013	2
2012	3
2010	1
2009	1
2008	3
2007	2
2006	1
2005	1

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School Rankings

This School

State Level (CA)

(12-13)

<50%

59%

View Data

Math Proficiency Comparison Over Years (2010-2013)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2013	50%	59%	60%
2012	50%	59%	54%
2011	50%	58%	53%
2010	15%	56%	47%

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(12-13)

<50%

57%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2010-2013)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2013	50%	57%	56%
2012	50%	58%	54%
2011	50%	56%	59%
2010	34%	54%	48%

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Student-Teacher Ratio

29:1

21:1

View Data

Student-Teacher Ratio Comparison Over Years (2006-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	29:1	22:1	20:1
2022	29:1	21:1	302:1
2021	29:1	22:1	21:1
2020	29:1	23:1	21:1
2019	29:1	23:1	21:1
2018	29:1	23:1	21:1
2017	29:1	23:1	21:1
2016	29:1	24:1	21:1
2015	29:1	24:1	21:1
2013	26:1	24:1	24:1
2012	22:1	23:1	23:1
2009	44:1	20:1	26:1
2008	21:1	18:1	21:1
2007	29:1	21:1	27:1
2006	33:1	20:1	26:1

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American Indian

12%

View Data

American Indian Student Percentage Comparison Over Years (2005-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	12%	1%	4%
2022	12%	1%	4%
2020	12%	1%	6%
2019	12%	1%	6%
2018	13%	1%	8%
2017	13%	1%	8%
2016	13%	1%	8%
2015	13%	1%	8%
2013	12%	1%	6%
2012	10%	1%	6%
2011	4%	1%	7%
2010	1%	1%	6%
2009	5%	1%	5%
2008	3%	1%	5%
2007	7%	2%	7%
2006	7%	1%	5%
2005	2%	2%	6%

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Asian

n/a

12%

Hispanic

11%

56%

View Data

Hispanic Student Percentage Comparison Over Years (2006-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	11%	55%	23%
2022	11%	56%	21%
2021	11%	56%	20%
2020	11%	55%	18%
2019	11%	55%	18%
2018	10%	54%	16%
2017	10%	54%	16%
2016	10%	54%	16%
2015	10%	54%	16%
2013	11%	53%	15%
2012	12%	52%	12%
2011	11%	51%	10%
2010	12%	50%	11%
2009	18%	49%	11%
2008	10%	50%	10%
2007	14%	49%	10%
2006	10%	48%	10%

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Black

View Data

Black Student Percentage Comparison Over Years (2008-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	3%	5%	1%
2022	3%	5%	1%
2021	3%	5%	1%
2020	3%	5%	2%
2019	3%	5%	2%
2018	3%	6%	2%
2017	3%	6%	2%
2016	3%	6%	1%
2015	3%	6%	1%
2013	4%	6%	2%
2012	2%	6%	2%
2011	4%	7%	2%
2010	3%	7%	2%
2009	2%	7%	2%
2008	3%	8%	2%

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White

74%

20%

View Data

White Student Percentage Comparison Over Years (2006-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	74%	21%	57%
2022	74%	21%	60%
2021	74%	22%	63%
2020	74%	23%	67%
2019	74%	23%	67%
2018	74%	24%	71%
2017	74%	24%	71%
2016	74%	24%	71%
2015	74%	24%	72%
2013	73%	25%	75%
2012	75%	26%	78%
2011	81%	27%	80%
2010	82%	27%	80%
2009	70%	28%	77%
2008	79%	29%	81%
2007	79%	29%	78%
2006	83%	31%	79%

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Hawaiian

n/a

View Data

Native Hawaiian or Pacific Islander Student Percentage Comparison Over Years (2009-2010)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2010	1%	1%
2009	5%	1%

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Two or more races

n/a

All Ethnic Groups

0.43

0.63

View Data

Diversity Score Comparison Over Years (2006-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	0.43	0.64	0.61
2022	0.43	0.63	0.58
2021	0.43	0.62	0.56
2020	0.43	0.63	0.52
2019	0.43	0.63	0.52
2018	0.43	0.64	0.47
2017	0.43	0.64	0.47
2016	0.43	0.64	0.47
2015	0.43	0.64	0.45
2013	0.44	0.65	0.43
2012	0.43	0.65	0.37
2011	0.33	0.67	0.35
2010	0.32	0.67	0.35
2009	0.48	0.71	0.39
2008	0.37	0.65	0.33
2007	0.38	0.67	0.37
2006	0.40	0.66	0.36

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(12-13)

60-79%

87%

View Data

Graduation Rate Comparison Over Years (2011-2013)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2013	69%	87%	88%
2012	44%	86%	85%
2011	64%	83%	80%

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Eligible for

60%

54%

View Data

Free Lunch Eligibility Comparison Over Years (2007-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	60%	51%	35%
2022	60%	51%	34%
2021	60%	53%	36%
2020	60%	52%	33%
2019	60%	52%	33%
2018	59%	49%	26%
2017	59%	49%	26%
2016	59%	50%	26%
2015	59%	50%	20%
2013	60%	48%	23%
2011	31%	46%	18%
2010	29%	46%	20%
2009	5%	43%	20%
2008	21%	41%	20%
2007	24%	40%	19%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2011-2023)
Year	Diamond Mountain Charter High School	California	Lassen Union High School District
2023	2%	8%	1%
2022	2%	7%	2%
2021	2%	6%	2%
2020	2%	7%	3%
2019	2%	7%	3%
2018	1%	9%	4%
2017	1%	9%	4%
2016	1%	9%	6%
2015	1%	9%	6%
2013	2%	7%	4%
2011	4%	8%	5%

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Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

School Statewide Testing

View Education Department Test Scores

School District Name

Lassen Union High School District

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

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 59% CA state average), while <50% of students have achieved reading proficiency (compared to the 57% CA state average).

What is the graduation rate of Diamond Mountain Charter High School?

The graduation rate of Diamond Mountain Charter High School is 60-79%, which is lower than the California state average of 87%.

How many students attend Diamond Mountain Charter High School?

57 students attend Diamond Mountain Charter High School.

What is the racial composition of the student body?

74% of Diamond Mountain Charter High School students are White, 12% of students are American Indian, 11% of students are Hispanic, and 3% of students are Black.

What is the student-teacher ratio of Diamond Mountain Charter High School?

Diamond Mountain Charter High School has a student ration of 29:1, which is higher than the California state average of 21:1.

What grades does Diamond Mountain Charter High School offer ?

Diamond Mountain Charter High School offers enrollment in grades 9-12

What school district is Diamond Mountain Charter High School part of?

Diamond Mountain Charter High School is part of Lassen Union High School District.

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