School District · California
Charter Oak Unified School District
📍 Covina, CA · Los Angeles County · NCES LEAID 0608190
Kindergarten – 12th
Grade Span
District Contact & InformationSource: NCES CCD 2024–25
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Grades Served
Kindergarten – 12th
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District Mailing Address
20240 E. Cienega Ave., Covina, CA 91724
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NCES District ID (LEAID)
0608190
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District Type
Public School District
Zip Codes Served by Charter Oak Unified School District1 zip code
Frequently Asked Questions
What zip codes are in Charter Oak Unified School District?▼
Charter Oak Unified School District serves 1 zip code: 91724. 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 Charter Oak Unified School District rated?▼
Charter Oak Unified School District has an overall rating of 7 out of 10 (Good), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 68th percentile among California school districts. Ratings are percentile-ranked within California only and are not comparable across states.
How many students attend Charter Oak Unified School District?▼
The NCES Common Core of Data directory reports enrollment of 4,283 students across 10 schools for Charter Oak Unified School District.
What grades does Charter Oak Unified School District serve?▼
Charter Oak Unified School District is listed in the NCES directory as serving grades Kindergarten – 12th.
How do I contact Charter Oak Unified School District?▼
You can reach Charter Oak Unified School District by phone at (626)966-8331 or by mail at 20240 E. Cienega Ave., Covina, CA 91724. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Charter Oak Unified School District
Charter Oak Unified School District is a public school district serving 1 zip code in California, primarily in Los Angeles County. It carries an overall rating of 7/10 (Good), the 68th 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 (626)966-8331 before making a housing decision.