Wyong was originally established in 1962. In 1973, it was replaced by Munmorah and a redistricted Gosford. In 1988, a recreated Wyong and The Entrance replaced Tuggerah.
In 2011 local businessman Darren Webber won the seat, becoming the first Liberal MP for Wyong, gaining a 9.5% swing. Former MP David Harris regained the seat for Labor in 2015.