| Asterousia | |
| Name Local: | Αστερούσια |
| Type: | municipal unit |
| Coordinates: | 35°N 37°W |
| Periph: | Crete |
| Periphunit: | Heraklion |
| Municipality: | Archanes-Asterousia |
| Population As Of: | 2021 |
| Pop Municunit: | 4943 |
| Area Municunit: | 203.4 |
Asterousia (Greek, Modern (1453-);: Αστερούσια) is a former municipality in the Heraklion regional unit, Crete, Greece. Since the 2011 local government reform it is part of the municipality Archanes-Asterousia, of which it is a municipal unit.[1] The municipal unit has an area of 203.42km2.[2] Population 4,943 (2021). The seat of the municipality was in Pyrgos. Other villages include Charakas.