Summary:
Zip code 94521 in Concord, California, is home to two public high schools, Clayton Valley Charter High and Concord High, serving grades 9-12 with distinct approaches and outcomes.
Clayton Valley Charter High stands out as a top performer, consistently ranking in the top quarter of California schools and significantly exceeding state averages in English, math, and science proficiency. It boasts a 95.8% graduation rate and an exceptionally low chronic absenteeism rate of 0.1%. In contrast, Concord High, part of the Mt. Diablo Unified district, performs below state averages in core subjects and faces a significant challenge with chronic absenteeism at 25.3%, though it maintains a solid 92.4% graduation rate.
The schools differ notably in structure and resources; Clayton Valley operates as its own independent charter district with higher reported spending per student, while Concord High is a traditional public school. A key finding is that Clayton Valley achieves its stronger academic results despite having a larger average class size, suggesting factors like school culture and instructional focus are impactful. For parents, this area offers a clear choice between a high-achieving charter school and a traditional high school working to support its student community.
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