Portaria (Greek: Πορταριά) is a village and a former municipality in Magnesia, Thessaly, Greece.

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

Pelion, facing the Pagasetic Gulf, north of Volos and its suburbs.

The majority of the buildings are typical examples of Pelion architecture with their windows and doors decorated with a variety of colors.

Portaria every year holds a traditional wedding in the main square of the village and many people from Volos and the surrounding villages drop by to learn how weddings were traditionally done in these villages.