Axios (Greek: Αξιός) is a municipal unit of Delta, a municipality in the Thessaloniki regional unit, Greece.

Before the 2011 local government reform, Axios was an independent municipality.

The seat of the municipality was the town Kymina[2] The 2021 census recorded 5,873 inhabitants in the municipal unit.

[1] Axios covers an area of 86.532 km2.

[3] This Central Macedonia location article is a stub.