| Settlement Type: | municipality |
| Official Name: | Marchagaz, Spain |
| Subdivision Name3: | Marchagaz |
| Area Total Km2: | 9 |
| Elevation M: | 514 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Latitude: | 40º16' N |
| Longitude: | 6º16' W |
Marchagaz (pronounced as /es/) is a municipality located in the province of Cáceres, Extremadura, Spain. According to the 2006 census (INE), the municipality has a population of 269 inhabitants.