New Jersey's 30th Legislative District is one of 40 districts that make up the map for the New Jersey Legislature. It covers the Monmouth County municipalities of Avon-by-the-Sea, Belmar, Bradley Beach, Brielle, Farmingdale, Howell Township, Lake Como, Manasquan, Sea Girt, Spring Lake, Spring Lake Heights, and Wall Township and the Ocean County municipalities of Lakewood Township and Point Pleasant.