1300 Forest Glen RoadSilver Spring, MD 20901301-244-3600thesienaschool.org Grades: 4-12 Gender: Co-ed Total number of students: 150 Average class size: 10 Student/teacher ratio: 10:1 Religious affiliation: None Grade foreign language first offered: 9 Languages offered: Spanish Lowest tuition for 5-day students: $48,462 Annual tuition for grade 12: $49,755 Students receiving financial aid: 43% Uniform: No Bus transportation: No Teacher retention rate: 93% Varsity sports: Soccer, basketball, volleyball, tennis, softball, cross […]