| Type: | municipality |
| Official Name: | Mezalocha |
| Area Total Km2: | 60 |
| Elevation M: | 484 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
Mezalocha is a municipality in the province of Zaragoza, Aragon, Spain. According to the 2004 census (INE), the municipality has 285 inhabitants.
It is located near Muel town.