He played college football for the LSU Tigers, receiving first-team All-American honors, and was selected by the Patriots in the second round of the 1999 NFL draft.

Faulk held a variety of offensive and special teams roles during his career and contributed to the franchise's first three Super Bowl titles.

Following high school, Faulk attended Louisiana State University, where he immediately became the starting running back for LSU's football team as a true freshman in 1995.

Many LSU fans left Tiger Stadium before the game ended in anticipation of defeat.

The result was an LSU win by one point, 35–34; Houston scored nothing in the fourth quarter of the game.

[8] Dubbed the Patriots' "Swiss Army knife" because of his multitude of tools and versatility, he played a wide variety of roles on the team.

Besides his primary position as running back, he also played some as a wide receiver, special teams as a gunner and a return specialist.

He was rarely the team's feature back, but was adept at catching the ball, blocking, and running as needed.

He played in 15 games, making one start, and finished second on the team with 169 yards rushing on 41 attempts, with one touchdown.

[10] Faulk and the Patriots finished the season with a league-best 14–2 record, advancing to Super Bowl XXXVIII.

The Patriots would again post a 14–2 record and won Super Bowl XXXIX over the Philadelphia Eagles.

[10] Faulk played in the first three games of 2005 before suffering a foot injury and not returning until Week 13 in December.

[10] On November 26, 2006, in a game against the Chicago Bears, Faulk surpassed Tony Collins on the Patriots' all-time receiving list for a running back with his 262nd catch.

Dillon departed after the 2006 season, leading Faulk to make 8 starts in 16 games played in 2007, alongside second-year running back Laurence Maroney.

[10] To start the 2008 season, Faulk was given a one-game suspension for violation of the NFL's substance abuse policy.

[13][14] Faulk returned in Week 2 and played in every remaining game, making three starts to mark his tenth consecutive season with the Patriots.

[16] On October 9, 2012, Kevin Faulk announced his retirement at a ceremony at the Hall at Patriot Place.

After retirement, Faulk appeared on NESN every Monday and Friday for a game recap and preview respectively.

[19] On May 18, 2016, Faulk was elected into the Patriots Hall of Fame, beating Raymond Clayborn and Mike Vrabel in a fan vote.

[20] Faulk was an assistant coach and offensive coordinator at his alma mater, Carencro High School, from 2013 to 2017.

[21][22] On January 24, 2018, Faulk was named the Director of Player Development for the LSU football program and served in that role for two seasons.