Clinton United Soccer Club (CUSC) is a youth soccer club based in Clinton, Iowa, in Clinton County's Gateway area on the Mississippi River. Its mission is to provide a respectful, encouraging, competitive and developmental soccer program, giving players in and around Clinton a positive experience both on and off the field.

The club runs an Academy program for its youngest players (roughly U5–U7) focused on ball skills and small-sided games, alongside competitive club teams (U11–U19) that compete in league play and travel to opponents in the Quad Cities, Dubuque and nearby Illinois communities. Home matches are played at the Clinton Athletic Complex.