School Overview
Acalanes High School, located in Lafayette, California, is a highly regarded public secondary school serving students in the Acalanes Union High School District. Known for its rigorous academic environment and commitment to excellence, the school consistently ranks among the top institutions in the state. It offers a comprehensive curriculum that includes a wide array of Advanced Placement (AP) and honors courses, preparing students for success at competitive universities and beyond. The school is characterized by a strong sense of community, supported by dedicated faculty and an active parent body that prioritizes both intellectual growth and social-emotional development.

Beyond the classroom, Acalanes provides a robust extracurricular experience designed to foster well-rounded students. The school boasts a rich tradition in athletics, as well as a diverse selection of clubs, performing arts programs, and leadership opportunities that encourage student engagement and school spirit. Nestled in a suburban setting in the East Bay, the campus serves as a central hub for the Lafayette community, emphasizing a culture of inclusivity, school pride, and long-term academic achievement.
1,259
Total Students
65.3
Full-Time Teachers
19.3
Student/Teacher Ratio
7.3%
Free/Reduced Lunch
Student Demographics

Student Demographics Data Table

Student Demographics for Acalanes High
Demographic Student Count
White827
Hispanic131
Black12
Asian145
Two or More137
American Indian1
Pacific Islander1
  • White
    827 (65.9 %)
  • Asian
    145 (11.6 %)
  • Two or More
    137 (10.9 %)
  • Hispanic
    131 (10.4 %)
  • Black
    12 (1.0 %)
  • American Indian
    1 (0.1 %)
  • Pacific Islander
    1 (0.1 %)
School Location
School Details
Status: Open
School Level: High School
School Type: Regular School
Charter Status:* Public Non-Charter
Virtual Instruction: No virtual instruction
Shared Time Status: N/A
District: Acalanes Union High
Phone: (925)280-3970
Grade Range: 9th - 12th
Total Students: 1,259
Full-Time Teachers (FTE): 65.3
Pupil/Teacher Ratio: 19.3
NSLP Participation:1 Yes participating without using any Provision or the CEO
Qualified Free Lunch: 90
Qualified Reduced Lunch: 2
Grades Taught
Grade 9 298
Grade 10 322
Grade 11 302
Grade 12 337

Grades Taught Data Table

Grades Taught and Student Counts for Acalanes High
Grade Student Count
Grade 9298
Grade 10322
Grade 11302
Grade 12337
Gender Ratio

Student Gender Ratio Data Table

Student Gender Ratio for Acalanes High
Gender Student Count Percentage
Female58946.8%
Male66552.8%
Not Specified50.4%
Nearby High Schools (Within 10 Miles)