In his first year, Pouliot won the Emms Family Award as the OHL's top rookie for 2004–05. On July 30, 2005, after his first full season of major junior hockey, he was drafted fourth overall by the Minnesota Wild at the 2005 NHL Entry Draft. Later that year, he was also named to the Canadian junior team that ultimately won the gold medal at the 2006 World Junior Ice Hockey Championships. He finished the 2005–06 season with 65 points in 51 games, including 35 goals.