#25 Best Catholic Schools in the Diocese of Oakland
St. Isidore School
Diocesan school · Grades Pre-K–8
The only Catholic school in Danville
Danville, CA
AOverall grade616 students15 students per teacher
2026 lists
Best Catholic Schools in the Diocese of Oakland
The highest-graded schools of this kind in the Diocese of Oakland. Top 44 of 44 schools.
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.