Harris led Niagara Falls High School to the 2005 New York State Class AA Championship averaging 19.7 points, 12.6 rebounds and 5.0 assists per game.

He was recognized as the tournament MVP after scoring 19 points, along with eight rebounds and four assists in the championship game, overcoming a broken thumb in his shooting hand in the process.

[1] Harris found himself in trouble off the court, however, facing minor drug and domestic violence charges for which he spent 13 days in jail.

[1] He played with a number of well-known players while in high school, including future Syracuse teammate Jonny Flynn, Michael Beasley and Lazar Hayward.

[3][4] Harris was a member of the USA Basketball Youth Development Festival squad that captured the gold medal at the 2005 International Sports Invitational.

[5] Harris improved his statistics across the board during his sophomore campaign and was rewarded with second-team All Big East honors.

[9] In Syracuse's 127–117 win against Connecticut in the quarterfinals of the Big East Tournament on March 12, 2009, Harris played 56 minutes, scored 29 points and grabbed 22 rebounds.

[11] He was not drafted, but played alongside Jonny Flynn as a member of the Minnesota Timberwolves' summer league team.

[13] However, Harris injured his ankle the week before camp began and didn't heal in time to participate and was then waived by the Jazz on October 22.

In January 2011, Harris, citing a lack of playing time with the Red Claws, left the team and accepted an offer to join the Talk 'N Text Tropang Texters of the Philippine Basketball Association.

[21] In June 2016, Harris signed with Barangay Ginebra San Miguel of the Philippines, marking his fourth time to play in the country.