The Superior Court of Los Angeles County is the California Superior Court located in Los Angeles County. It is the largest single unified trial court in the United States.

Superior courts in California are the state trial courts with general jurisdiction to hear and decide any civil or criminal action which is not specially designated to be heard in some other court or before a governmental agency. As mandated by the California Constitution, there is a superior court in each of the 58 counties in California. The superior courts also have appellate divisions which hear appeals from decisions in cases previously heard by inferior courts.