He played in Major League Baseball (MLB) for the St. Louis Cardinals and Atlanta Braves.

Barton led his team to the conference title again during his junior year in 1999, while batting .408 with 4 home runs and was an All-Conference Second-Team pick.

He was once again named the team's MVP and batting champion while hitting .500 with 9 home runs, 47 RBI, and 14 stolen bases.

Barton sat out the 2002 season but returned to action in 2003, batting .330 with 7 home runs and 54 RBI, leading his team to the College World Series Final 8.

[1] Following his final season at the University of Miami, Barton was not drafted and signed with the Cleveland Indians on August 13, 2004.

Barton began the season for the Akron Aeros and in 106 games, batted .314 with 9 home runs and 59 RBI.

Rumors arose that Barton was going to be selected first by the Tampa Bay Rays and then subsequently traded to the San Diego Padres.

His first Major League home run came on May 27 against Houston Astros pitcher Shawn Chacón.

Barton signed a minor league contract with the Los Angeles Dodgers on December 18, 2009.

On June 2, 2014, the Sugar Land Skeeters announced that the club has acquired Barton from the Southern Maryland Blue Crabs in exchange for future considerations.