The 2011 Portland Timbers season was the debut season for the Portland Timbers in Major League Soccer (MLS), the top flight professional soccer league in the United States and Canada. As the fourth incarnation of a professional soccer club to bear the Portland Timbers name, the MLS version of the Timbers began the 25th season in club history with three games on the road due to ongoing renovations to Jeld-Wen Field.