The Mission of the York Region District School Board is "to advance student achievement and well-being through public education, which motivates learners, fosters inclusion, inspires innovation and builds community". Its vision is "to be a leader in public education by empowering all students to become engaged and caring citizens of the world". The School Board operates on a set of values: inclusivity, relationships, innovation, engagement, responsibility, and optimism.
The mission of The Dr. G. W. Williams Secondary School is to develop literate students who are innovative, well-rounded lifelong learners and critical thinkers. We aim to foster caring global citizens who maintain inclusive and respectful interactions with others.
The school aims to develop students who demonstrate responsibility, empathy, respect, initiative, fairness, courage, integrity, optimism, honest, and perseverance.