#25 Best Private Schools in Baltimore County, MD
Mount De Sales Academy
Independent Catholic school · Grades 9–12
90% of graduates go to four-year colleges
Baltimore, MD
AOverall gradeAll girls450 students9 students per teacher
2026 lists
Best Private Schools in Baltimore County, MD
Private schools in Baltimore County, MD with the highest overall grades. Top 50 of 76 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.