Aillon-le-Vieux
Aillon-le-Vieux 
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Aillon-le-Vieux seen from Mont Margériaz  | |
Location of Aillon-le-Vieux  | |
| Coordinates: 45°39′06″N 6°05′38″E / 45.6517°N 6.0939°E | |
| Country | France | 
| Region | Auvergne-Rhône-Alpes | 
| Department | Savoie | 
| Arrondissement | Chambéry | 
| Canton | Saint-Alban-Leysse | 
| Intercommunality | Grand Chambéry | 
| Government | |
| • Mayor (2024–2026) | Vincent Miguet | 
Area 1  | 21.63 km2 (8.35 sq mi) | 
| Population  (2022)  | 218 | 
| • Density | 10/km2 (26/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 73005 /73340  | 
| Elevation | 673–2,040 m (2,208–6,693 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Aillon-le-Vieux (French pronunciation: [ajɔ̃ lə vjø]; Arpitan: Alyon-le-Viely) is a commune in the Savoie department in the Auvergne-Rhône-Alpes region in Southeastern France.