Grimble has 44 catches for 460 yards (10.5 average) and 9 TDs in his career. He has 16 career starts.
Grimble again shared starts at tight end as a sophomore in 2012. Overall in 2012 while appearing in all 13 games and starting 9 times (all but Hawaii, California, Arizona State, Notre Dame), he had 29 catches for 316 yards (10.9 avg.) with 5 TDs and also made 3 tackles. He made 2012 CollegeFootballNews.com Sophomore All-American honorable mention and All-Pac-12 honorable mention. He had 2 catches for 38 yards against Hawaii. He fought off 4 tacklers to score on a 22-yard reception at Syracuse. He had a 19-yard reception at Stanford, then 2 catches against California (38 yards), Utah (16 yards) and Washington (42 yards, including an 18-yard TD). He caught 3 passes for 26 yards, with an 8-yard TD, against Colorado, then had 2 catches for 29 yards, including a 12-yard TD, and he made a tackle at Arizona. He had 5 catches for 23 yards and a tackle against Oregon, then had 5 catches for 20 yards with a TD against Arizona State. He had a 15-yard reception at UCLA, a 9-yard catch against Notre Dame and 2 catches for 119 yards against Georgia Tech.
Started 7 games (Minnesota, Utah, Syracuse, Arizona State, California, Notre Dame, Stanford) at tight end as a redshirt freshman in 2011 and was an often-used backup in USC's other 5 games. He also played on special teams. Overall in 2011 while appearing in all 12 games, he had 15 catches for 144 yards (9.6 avg.) with 4 TDs, plus 2 kickoff returns for 3 yards (1.5 avg.). He made 2011 CollegeFootballNews.com Freshman All-American honorable mention. He had a 1-yard catch against Minnesota, then caught 5 passes for 66 yards, with a 9-yard TD catch, against Utah. He had 2 catches for 17 yards (with a 9-yard TD) against Syracuse and a 7-yard TD catch against Arizona. He had 2 receptions for 12 yards at Notre Dame, 2 catches for 15 yards and a 3-yard kickoff return against Stanford, a 5-yard TD catch at Colorado and a 21-yard reception at Oregon. He caught a 2-point conversion pass against UCLA.
Redshirted as a freshman tight end in 2010, his first year at USC. He was slowed for USC's first 3 games (Hawaii, Virginia, Minnesota) with an ankle sprain.
His 2009 honors included Parade All-American, Under Armour All-American,Super Prep All-American, Prep Star All-American, Scout.com All-American first team, USA Today All-USA second team, EA Sports All-American second team, Max Preps All-American second team, Sporting News Top 100, Super Prep Elite 50, Prep Star Dream Team, Super Prep All-Farwest, Prep Star All-West, Orange County Register Fab 15 first team, Long Beach Press-Telegram Best in the West first team, Tacoma News Tribune Western 100, All-State 4A and All-Southwest District Offensive MVP as a senior tight end at Bishop Gorman High in Las Vegas (Nev.). He had 39 catches for 709 yards (18.2 avg.) with 9 TDs in 2009. Bishop Gorman went 15-0 and won the state 4A title in 2009. As a junior in 2008, he had 13 receptions for 310 yards (23.8 avg.) with 4 TDs. Bishop Gorman won the state title in his 2007 sophomore season. He also played basketball at Bishop Gorman.
His cousin, Jalen Grimble, is a sophomore defensive end at Miami (Fla.).
01/08/2014 - Tight end Xavier Grimble will enter NFL draft...USC tight end Xavier Grimble will forgo his final season of eligibility and make himself available for the NFL draft. "I've been at 'SC for four years and have had a pretty productive career," Grimble told The Times in a phone interview Tuesday night. "I'm healthy and just want to move on and give it a shot.... I feel like it was kind of my time." The 6-foot-5, 250-pound Grimble is the fifth draft-eligible USC player to turn pro, joining receiver Marqise Lee, safety Dion Bailey, center Marcus Martin and defensive lineman George Uko. Grimble, who redshirted as a freshman in 2010, was slowed by several injuries during the regular season, but he caught 25 passes, two for touchdowns. He finished his career with 69 receptions and five touchdowns. - Gary Klein, The LA Times