Vermio (Greek: Βέρμιο) is a former municipality in Kozani regional unit, West Macedonia, Greece.

Since the 2011 local government reform, it is part of the municipality Eordaia, of which it is a municipal unit.

[2] The municipal unit has an area of 187.153 km2.

[3] In 2021, it had a total population of 2,328 permanent inhabitants.

This Western Macedonia location article is a stub.