St. Isidore School is the largest Catholic school in the East Bay. For over sixty years, St. Isidore School has been committed to forming students of faith. We have over 600 students ranging from transitional kindergarten through eighth grade. Accredited by the WCEA (Western Catholic Education Association), St. Isidore School provides a nurturing, faith-centered environment that values a child-centered, academically excellent, family-focused, and service-oriented school environment.