PROFICIENCY 39% 1% higher than state average
School Rankings Proficiency Averages
30%San Lorenzo Unified
38%San Lorenzo

Arroyo High is a school servicing grades 9 to 12 and is located in the district of "San Lorenzo Unified" in San Lorenzo, CA. There are a total of 1,784 students and 78 teachers at Arroyo High, for a student to teacher ratio of 23 to 1. There are a total of 666 free lunch students and 207 reduced lunch students.

Arroyo High has an average proficiency test score (in mathematics and languages) of 38.5%, which is 1% higher than the California average.


Student/Teacher ratio23:1
Free lunch666
Reduced lunch207


Advanced Placement
AP enrollmentn/a
Taking some coursesn/a
Taking some courses (not tests)n/a
Passing some coursesn/a
Passing no coursesn/a

Advanced placement (AP) is a program that offers high school students the ability to take college level courses and exams. These programs were created to be at the same level of most first year university courses. If the students were successful in the AP programs, they could potentially receive advanced placement, credit or exemptions when they go on to university. At Arroyo High, there are a total of n/a students enrolled in advanced placement courses, with n/a taking some courses.

Proficiency in mathematics comparison

Proficiency in languages comparison

Proficiency in mathematics by grade

High School30%

Proficiency in languages by grade

High School47%

The proficiency in math and languages tables represent the percentage of students that scored at or above the proficiency level on their standardized state assessment tests. Although these tests are standardized within each state, the tests may vary from state to state. Comparing the results of one state to another may not always be an accurate or fair comparison.

AreaVibes $1,000 School Review Scholarship

At AreaVibes, we believe that education is the key to our children’s future. To show our support and to contribute to the nation’s future generation of students, we are offering educational scholarship awards.

Learn more about the scholarship

Arroyo High race/ethnicity breakdown

Caucasian 14.8% 10.9% 24.1% 51.1%
African American 8.4% 13.8% 6.2% 15.9%
Asian 30.8% 20.2% 11.1% 4.7%
Hispanic or Latino 42.5% 51.4% 54.1% 23.6%
American Indian and Alaskan 0.6% 0.4% 0.7% 1.2%
Hawaiian 1.4% 1.6% 0.8% 0.4%
Multiracial 1.4% 1.6% 3.1% 3.1%

Other schools nearby

Grant Elementary32%0.2San Lorenzo, CA
Bay Elementary30%0.8San Lorenzo, CA
Kipp King Collegiate High60%0.8San Lorenzo, CA
Kipp Summit Academy78%0.8San Lorenzo, CA
Washington Manor Middle School28%0.8San Leandro, CA
Del Rey Elementary22%0.9San Lorenzo, CA
San Lorenzo High30%1.0Ashland, CA
Bohannon Middle School23%1.0San Lorenzo, CA
Colonial Acres Elementary15%1.1Cherryland, CA
Hesperian Elementary24%1.2Ashland, CA
Dayton Elementary35%1.2San Leandro, CA
Lorenzo Manor Elementary23%1.2San Lorenzo, CA

San Lorenzo demographics profile

StatisticSan LorenzoCaliforniaNational
Population density (sq mi)8,93223291
Median age40.336.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)60%52%55%
Speak English52%56%79%
Speak Spanish25%29%13%

Education level achieved in San Lorenzo

IndexSan LorenzoCaliforniaNational
Completed 8th grade83.6%81.1%84.3%
Completed high school82.1%79.8%83.0%
Completed some college55.1%61.5%59.4%
Completed associate degree32.6%39.8%38.5%
Completed bachelors23.4%32.0%30.3%
Completed masters5.6%11.9%11.5%
Completed professional degree1.4%3.9%3.3%
Completed doctorate0.6%1.6%1.3%
Write a school review about Arroyo High Tell people what you like or don't like about Arroyo High…
Review Arroyo High
Overall rating Rollover stars and click to rate
Rate the following Rollover bars and click to rate
Reason for reporting
Source: The Arroyo High data displayed above is derived from the 2016 National Center for Education Statistics and from the U.S. Department of Education.
Are you looking to buy or sell?
What style of home are you
What is your
When are you looking to
ASAP1-3 mos.3-6 mos.6-9 mos.1 yr+
Connect with top real estate agents
By submitting this form, you consent to receive text messages, emails, and/or calls (may be recorded; and may be direct, autodialed or use pre-recorded/artificial voices even if on the Do Not Call list) from AreaVibes or our partner real estate professionals and their network of service providers, about your inquiry or the home purchase/rental process. Messaging and/or data rates may apply. Consent is not a requirement or condition to receive real estate services. You hereby further confirm that checking this box creates an electronic signature with the same effect as a handwritten signature.