Career
He holds the Union College record for career goals. During the 1997 and 1998 collegiate off-seasons, Costa played for the Detroit Dynamite of the Premier Development Soccer League. In 1997, he led the league in scoring en route to earning Rookie of the Year.
In 1998, he was the PDSL Most Valuable Player. In 1999, Costa moved to the Mid Michigan Buckinghamshire for one season.
In 2000, he played for the Chicago Sockers. On January 18, 2001, Costa signed with the Indiana Blast of the USL A-League.
He played four seasons with Indiana.