#25 Best Private Middle Schools in Contra Costa County, CA
Holy Rosary Elementary School
Diocesan school · Grades Pre-K–8
The only Catholic school in Antioch
Antioch, CA
A-Overall grade313 students19 students per teacher
2026 lists
Best Private Middle Schools in Contra Costa County, CA
Private schools in Contra Costa County, CA with middle-school grades and the highest overall grades. Top 36 of 36 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.