Erdevik is a settlement in Šid Municipality, in Srem District, Serbia. Erdevik lies at 121 m above sea level. It has 2,144 inhabitants (2022). The nearest city is Bačka Palanka, 14.9 km to the north. Near the border: Croatia, 5.5 km. Among the landmarks around are Sirmium (23 km), Šišatovac Monastery (11.8 km) and Petkovica Monastery (9.9 km). Among the natural features are Crveni Čot (24 km).

Also written Ердевик.