Châteauneuf, Loire
| Châteauneuf | |
|---|---|
| Château in 1789 | |
| Location of Châteauneuf | |
| Coordinates: 45°31′22″N 4°37′32″E / 45.5228°N 4.6256°E | |
| Country | France | 
| Region | Auvergne-Rhône-Alpes | 
| Department | Loire | 
| Arrondissement | Saint-Étienne | 
| Canton | Rive-de-Gier | 
| Intercommunality | Saint-Étienne Métropole | 
| Government | |
| • Mayor (2020–2026) | Bernard Laget | 
| Area 1 | 13.65 km2 (5.27 sq mi) | 
| Population  (2022) | 1,700 | 
| • Density | 120/km2 (320/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 42053 /42800 | 
| Elevation | 208–657 m (682–2,156 ft) (avg. 230 m or 750 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Châteauneuf (French pronunciation: [ʃɑtonœf]) is a commune in the Loire department in central France, midway between Saint-Etienne and Lyon on the A-47 motorway.
Châteauneuf is home to one of the units of ArcelorMittal subsidiary Industeel France.