[4] Saint George's mission statement is "Inspiring scholars, athletes, and artists to serve and lead others.

Initially, students were required to share space with the livestock in the stable while construction of the original school building was underway.

In June 1959, Saint George's held its first commencement exercises as nine seniors crossed graduation bridge to the music of the Angus Scott pipe band, a tradition that is continued to this day.

Each year, students from both schools compete in a spirit competition for the "Holy Grail" during the annual boys and girls varsity basketball games.

At the event, both schools work together to raise money for a non-profit organization, which sends representatives to determine the winner of the prize.

[15] Saint George's has several clubs, including knowledge bowl, debate, chess, and robotics.

[17] Some traditions are celebrated at Saint George's, including a "Dragon Dance" on the lawn at the beginning of the year, and the seniors walking across the graduation bridge to receive their diplomas.

Saint George's high school teams have won a total of 29 state championships, including:[19] In 2008, 2018, and 2020, Saint George's won the Wells Fargo WIAA Scholastic Cup, a statewide honor for schools that recognizes outstanding performance in both academics and athletics.