Thermaikos (Greek: Θερμαϊκός) is a suburban municipality of the regional unit of Thessaloniki, Greece. It consists of the municipal units Thermaikos, Epanomi and Michaniona. The municipal unit Thermaikos is subdivided into the communities Peraia, Neoi Epivates (Bahçe Çiflik) and Agia Triada. Thermaikos stretches for 10 km along the southeastern coast of the Thermaic Gulf. The seat of the municipality is in Peraia.
The municipality of Thermaikos was formed at the 2011 local government reform by the merger of the following 3 former municipalities, that became municipal units:
- ^ Detailed census results 2011 (Greek)
- ^ a b Kallikratis law Greece Ministry of Interior (Greek)