Before playing in the NHL, Gorges played 4 seasons with the Kelowna Rockets of the Western Hockey League (WHL). During his time with the Rockets, he captained the team and helped them win the Memorial Cup in 2004. Gorges was awarded the George Parsons Trophy for being the most sportsmanlike player in the Memorial Cup tournament. Gorges also captained the WHL in the Canada-Russia challenge in November 2003.