Lawrence High School (LHS) is a four-year comprehensive public high school in Lawrence Township, Mercer County, in the U.S. state of New Jersey, serving students in ninth through twelfth grades as the lone secondary school of the Lawrence Township Public Schools. The school is located in the Lawrenceville section of the township. The school has been accredited by the Middle States Association of Colleges and Schools Commission on Elementary and Secondary Schools since 1992.

Lawrence Township is a township in Mercer County, in the U.S. state of New Jersey. Located at the cross-roads between the Delaware Valley region to the southwest and the Raritan Valley region to the northeast, the township is an outer-ring suburb of New York City in the New York Metropolitan area, as defined by the United States Census Bureau, while also directly bordering the Philadelphia metropolitan area and is part of the Federal Communications Commission's Philadelphia Designated Market Area.