Forrest attended Edmonds-Woodway High School, and played college soccer at the University of Washington, scoring 34 goals and earning All-American and Pac-10 honors including Pac-10 Player of the Year in 2006.
[4] During his college years Forrest also played for Hibernian & Caledonian in the Pacific Coast Soccer League winning a USASA national championship in 2005.
[7] On July 31, 2008, Forrest signed with the Seattle Sounders of the USL First Division for the remainder of the season, and subsequently played in nine games for the team.
[9] He made no league appearances but played in one US Open Cup game, scoring against his former team Colorado Rapids in a 1–0 victory.
Kevin's mother, Theresa Mead Forrest, was a member of the first women's soccer team in Seattle, and she met her husband Ward when he was her coach.