Asprovalta (Greek: Ασπροβάλτα) is a town in the regional unit of Thessaloniki in northern Greece. It was the seat of the Agios Georgios municipality. Since the implementation of the Kallikratis Plan in January 2011, Asprovalta belongs to the Municipality of Volvi. Its population numbers 2,838 people.
According to a manuscript of Simonopetra monastery in Mount Athos, Asprovalta was built in the 16th century. Its first name was Aspra Valta. After the Asia Minor Disaster, 54 families from Erenköy of Troas (near the ancient city of Ophryneion) were installed in Asprovalta.