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April 29, 2024 - There are no changes to the bell times for the 2024-2025 school year.

For the 2024-2025 school year the school start time will remain 9:30 AM. The end time will remain 3:40 PM.

Calendar of Events


Available Programs at Phyllis E. Williams


Green School

School Information

9601 Prince Place
Upper Marlboro, MD 20772
Phone 301-499-3373
Principal Cynthia Rodgers
Hours 9:30am to 3:40pm
Grades K-5
Uniform Mandatory
School Colors Blue and Gold
Mascot Wildcat

School Support

Enrollment, Transportation, and Related Services