Šlažai is a village in Šilutė District Municipality, in Klaipėda County, Lithuania. Šlažai lies at 1 m above sea level. It has 38 inhabitants (2021). The nearest city is Klaipėda, 47 km to the northwest. Near the border: Russia, 6.3 km. Among the landmarks around are Uostadvaris Lighthouse (10.8 km), Evangelical Lutheran Church in Šilutė (1.5 km) and Macikai POW and GULAG camps (4.9 km). Among the natural features are Oak of Hermanas Zudermanas (2.9 km) and Pagryniai oak (1.6 km).