#25 Best Private Schools in Erie County, NY
St. Marys High School
Independent Catholic school · Grades 9–12
95% of graduates go to four-year colleges
Lancaster, NY
B+Overall grade406 students13 students per teacher
2026 lists
Best Private Schools in Erie County, NY
Private schools in Erie County, NY with the highest overall grades. Top 37 of 37 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.