| Masny | |
|---|---|
| The town hall in Masny | |
| Coordinates: 50°20′57″N3°12′08″E / 50.3492°N 3.2022°E | |
| Country | France | 
| Region | Hauts-de-France | 
| Department | Nord | 
| Arrondissement | Douai | 
| Canton | Aniche | 
| Intercommunality | CC Cœur d'Ostrevent | 
| Government | |
| • Mayor (2020–2026) | Lionel Fontaine [1] | 
| Area 1 | 7.12 km2 (2.75 sq mi) | 
| Population  (2021) [2]  | 4,056 | 
| • Density | 570/km2 (1,500/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code |  59390 /59176 | 
| Elevation | 18–58 m (59–190 ft) (avg. 35 m or 115 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Masny (French pronunciation: [mani] ) is a commune in the Nord department in northern France. [3]
| Year | Pop. | ±% p.a. | 
|---|---|---|
| 1968 | 4,463 | — | 
| 1975 | 4,303 | −0.52% | 
| 1982 | 4,485 | +0.59% | 
| 1990 | 4,688 | +0.55% | 
| 1999 | 4,571 | −0.28% | 
| 2007 | 4,481 | −0.25% | 
| 2012 | 4,176 | −1.40% | 
| 2017 | 4,143 | −0.16% | 
| Source: INSEE [4] | ||
|   | The arms of Masny are blazoned  : Or, 3 chevrons sable. (Bersillies, Boeschepe, Boussières-sur-Sambre, Colleret, Cousolre, Flaumont-Waudrechies, Hautmont, Limont-Fontaine, Lompret, Masny, Neuville-en-Avesnois and Saint-Rémy-du-Nord use the same arms.) | 

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