Great Valley School District is located in southeastern Pennsylvania, in the Philadelphia suburbs, specifically in the Delaware Valley region known as the Main Line, in eastern Chester County. The district provides public education for students in Charlestown, East Whiteland, and Willistown townships, as well as Malvern borough. The district is located in the general area known locally as Great Valley. Due to the COVID-19 pandemic, the district operated virtually from March 12, 2020 to August 30, 2021 and had a mask mandate implemented from 2020 to 2022. Its headquarters are in East Whiteland Township. District schools The district includes four elementary schools, a middle school, and a high school. Charlestown Elementary School Charlestown Elementary School is located in Malvern, Pennsylvania, within Charlestown Township. Student hours are from 9:00 a.m. to 3:38 p.m. The school enrolls about 378 students in grades kindergarten through fifth grade per year, and the student–teacher ratio is approximately 14:1. The school building was renovated in the early 2000s, when students and faculty were temporarily relocated. Christopher Pickell is the school principal. General Wayne Elementary School General Wayne Elementary School is located in Malvern, Pennsylvania, within Willistown Township. Student hours are from 8:55 a.m. to 3:33 p.m. The principal is Dr. Melanie McCarthy. Kathryn D. Markley Elementary School The Kathryn Donahue Markley Elementary School, named after a former long-time principal, is located in Malvern, Pennsylvania, within East Whiteland Township. Dr. Marshall Hoffritz is the current principal. Kindergarten through fifth grade students attend the school. Sugartown Elementary School Sugartown Elementary School is located in Malvern, Pennsylvania, within Willistown Township. Dr. Kyle Hammond, former assistant principal at the Great Valley Middle School, was named Sugartown principal in July 2016. Great Valley Middle School Great Valley Middle School is located in East Whiteland Township, Pennsylvania, on the same campus as Great Valley High School. The school enrolls about 950 students per year in the sixth through eighth grades. The student to teacher ratio is about 16:1. The regular student schedule is 7:40 a.m. to 2:29 p.m. The school also operates on a six-day (1-6) cycle. The principal is Dr. Edward Souders and the assistant principal is Dr. Sharon Cohen. Great Valley High School The high school serves students in ninth through twelfth grade. The high school is located on the same campus as the middle school. The principal is Dr. Heidi Capetola and the assistant principals are Mr. Pat Connors