Ross attended the University of Southern California in Los Angeles, California, where in her freshman season she was the Pac-10 Freshman of the Year as well as the National Freshman of the Year. In her freshman season in 2000, she received Pac-10 First Team honors as well as AVCA Second Team All-America honors. She helped USC to the NCAA Final Four.

As a sophomore in 2001, she was a second team All American and finished the season ranked fourth in Pac-10 in kills (3.98 kpg), sixth in points (4.52 ppg) and seventh in digs (3.04 dpg) and helped USC to the NCAA Regional Finals, when she suffered a sprained ankle during game two and was forced to leave the match.

In her final two seasons, she helped USC to back-to-back NCAA Titles. In 2002, she was named a First Team All-American and had 15 kills and 14 digs in the NCAA Championship win over Stanford, avenging their only loss of the season to the Cardinal. In 2003, she repeated as a First Team All-American, and helped USC to an undefeated season after defeating Florida in the NCAA championship match. Ross had 14 kills and 19 digs in the winning effort.

She finished her career among USC’s all-time career record-holders, ranking in the top 6 in eight statistical categories, including first in points (1,430) and points per game, second in service aces (161) and service aces per game (0.38), fourth in attacks (3,859), fifth in kills (1576), kills per game (3.73) and digs (1,296) and sixth in digs per game (3.06).