School District · California
Acalanes Union High School District
📍 Moraga, CA · Contra Costa County · NCES LEAID 0601650
District Contact & InformationSource: NCES CCD 2024–25
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District Mailing Address
1212 Pleasant Hill Rd., Lafayette, CA 94549
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NCES District ID (LEAID)
0601650
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District Type
Public School District
Zip Codes Served by Acalanes Union High School District7 zip codes
Frequently Asked Questions
What zip codes are in Acalanes Union High School District?▼
Acalanes Union High School District serves 7 zip codes: 94516, 94549, 94556, 94563, 94575, 94595, 94597. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Acalanes Union High School District rated?▼
Acalanes Union High School District has an overall rating of 10 out of 10 (Excellent), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 95th percentile among California school districts. Ratings are percentile-ranked within California only and are not comparable across states.
How many students attend Acalanes Union High School District?▼
The NCES Common Core of Data directory reports enrollment of 5,420 students across 5 schools for Acalanes Union High School District.
What grades does Acalanes Union High School District serve?▼
Acalanes Union High School District is listed in the NCES directory as serving grades 9th – 12th.
How do I contact Acalanes Union High School District?▼
You can reach Acalanes Union High School District by phone at (925)280-3900 or by mail at 1212 Pleasant Hill Rd., Lafayette, CA 94549. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Acalanes Union High School District
Acalanes Union High School District is a public school district serving 7 zip codes in California, primarily in Contra Costa County. It carries an overall rating of 10/10 (Excellent), the 95th percentile among California districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other California districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can
be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your
assignment with the district office at (925)280-3900 before making a housing decision.