Mastaing
| Mastaing | |
|---|---|
| The town hall in Mastaing | |
| Location of Mastaing | |
| Coordinates: 50°18′25″N 3°18′14″E / 50.307°N 3.304°E | |
| Country | France | 
| Region | Hauts-de-France | 
| Department | Nord | 
| Arrondissement | Valenciennes | 
| Canton | Denain | 
| Intercommunality | CA Porte du Hainaut | 
| Government | |
| • Mayor (2020–2026) | Ludovic Aiguier | 
| Area 1 | 5.97 km2 (2.31 sq mi) | 
| Population  (2022) | 900 | 
| • Density | 150/km2 (390/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 59391 /59172 | 
| Elevation | 33–67 m (108–220 ft) (avg. 38 m or 125 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Mastaing (French pronunciation: [mastɛ̃]) is a commune in the Nord department in northern France.