Lapkasės is a village in Šilutė District Municipality, in Klaipėda County, Lithuania. Lapkasės lies at 65 m above sea level. The nearest city is Tauragė, 22 km to the east. Among the landmarks around are Tauragė Castle (22 km), Church of St. John the Baptist, Vainutas (8.5 km) and Queen Louise Bridge (32 km). Among the natural features are Rambynas (31 km).