The 2003 Oregon State Beavers football team represented Oregon State University as a member of the Pacific-10 Conference (Pac-10) during the 2003 NCAA Division I-A football season. Led by third-year head coach Mike Riley, who returned Oregon State after helming the team in 1997 and 1998, the Beavers compiled an overall record of 8âÂÂ5 with a mark of 4âÂÂ4 in conference play, placing in a three-way tie for fifth in the Pac-10. Oregon State was invited to the Las Vegas Bowl, where the Beavers defeated New Mexico. The team played home games at Reser Stadium in Corvallis, Oregon.