| Antichasia | |
| Name Local: | Αντιχάσια |
| Type: | municipal unit |
| Periph: | Thessaly |
| Periphunit: | Larissa |
| Population: | 1928 |
| Population As Of: | 2021 |
| Area: | 142.919 |
| Elevation: | 767 |
| Coordinates: | 39.95°N 79°W |
| Postal Code: | 402 00 |
| Area Code: | +30-2493 |
| Licence: | PI |
Antichasia (in Greek, Modern (1453-); pronounced as /adi'xasça/) is a municipal unit of the Elassona municipality.[1] Before the 2011 local government reform it was an independent municipality.[1] The seat of the municipality was in Krania. The municipal unit covers an area of 142.919 km2. Its name comes from the nearby Antichasia mountain.