Arroyo High (San Lorenzo Unified SCH DIST.), California - School Profile in 2023-2024 School Year

Updated on August 8, 2025.

Arroyo High is a High in San Lorenzo, CA. It currently serves 1542 students (grades 09-12). The school is part of the San Lorenzo Unified School District.

Below, we provide details about the school including the population per grade, the racial demography of the student population, the racial demography of the student population per gender/sex, and the racial demography per grade level.

You can see similar information for other schools in San Lorenzo Unified School District and all schools in California.

Other Details

School Type: Regular School

School Level: High

Number of Students:1542

Number of Teachers: 62

Student/Teacher Ratio: 24.95

Location Info

Location: 15701 Lorenzo Ave., San Lorenzo, CA 94580

Mailing Address: 15701 Lorenzo Ave., San Lorenzo, CA 94580-1407

Phone: (510)317-4000

Website:

Data Source: NCES.

Student Population Per Grade

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Grade	Population
Grade 10	373
Grade 11	387
Grade 12	404
Grade 9	378

Gender/Sex of Arroyo High Student Population

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Gender	Population	Percent of Population (%)
Male	850	55.12
Female	689	44.68

Race/Ethnicity Demography of Arroyo High Student Population

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Race/Ethnicity	Population	Percent of Population (%)
American Indian or Alaska Native	7	0.45
Asian	504	32.69
Black or African American	79	5.12
Hispanic/Latino	745	48.31
Native Hawaiian or Other Pacific Islander	29	1.88
Two or more races	52	3.37
White	123	7.98

Male - Race/Ethnicity Demography of Student Population

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Race/Ethnicity	Population	Percent of Population (%)
American Indian or Alaska Native	4	0.47
Asian	283	33.29
Black or African American	42	4.94
Hispanic/Latino	402	47.29
Native Hawaiian or Other Pacific Islander	13	1.53
Two or more races	29	3.41
White	77	9.06

Female - Race/Ethnicity Demography of Student Population

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Race/Ethnicity	Population	Percent of Population (%)
American Indian or Alaska Native	3	0.44
Asian	221	32.08
Black or African American	37	5.37
Hispanic/Latino	343	49.78
Native Hawaiian or Other Pacific Islander	16	2.32
Two or more races	23	3.34
White	46	6.68

Race Demography Per Grade

The tables below shows the Race/Ethnicity of the student population per grade.

Grade 10 - Race/Ethnicity of Both Genders

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Race/Ethnicity	Population	Percent of Population (%)
American Indian or Alaska Native	4	1.07
Asian	116	31.10
Black or African American	20	5.36
Hispanic/Latino	178	47.72
Native Hawaiian or Other Pacific Islander	10	2.68
Two or more races	11	2.95
White	34	9.12

Grade 11 - Race/Ethnicity of Both Genders

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Race/Ethnicity	Population	Percent of Population (%)
American Indian or Alaska Native	2	0.52
Asian	132	34.11
Black or African American	24	6.20
Hispanic/Latino	184	47.55
Native Hawaiian or Other Pacific Islander	6	1.55
Two or more races	11	2.84
White	26	6.72

Grade 12 - Race/Ethnicity of Both Genders

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Race/Ethnicity	Population	Percent of Population (%)
Asian	141	34.90
Black or African American	11	2.72
Hispanic/Latino	194	48.02
Native Hawaiian or Other Pacific Islander	7	1.73
Two or more races	19	4.70
White	32	7.92

Grade 9 - Race/Ethnicity of Both Genders

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Race/Ethnicity	Population	Percent of Population (%)
American Indian or Alaska Native	1	0.27
Asian	115	30.42
Black or African American	24	6.35
Hispanic/Latino	189	50.00
Native Hawaiian or Other Pacific Islander	6	1.59
Two or more races	11	2.91
White	31	8.20