Chamagnieu
| Chamagnieu | |
|---|---|
| The church of Chamagnieu | |
| Location of Chamagnieu | |
| Coordinates: 45°40′51″N 5°09′58″E / 45.6808°N 5.1661°E | |
| Country | France | 
| Region | Auvergne-Rhône-Alpes | 
| Department | Isère | 
| Arrondissement | La Tour-du-Pin | 
| Canton | La Verpillière | 
| Government | |
| • Mayor (2020–2026) | Jean-Yves Cado | 
| Area 1 | 13.7 km2 (5.3 sq mi) | 
| Population  (2022) | 1,775 | 
| • Density | 130/km2 (340/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 38067 /38460 | 
| Elevation | 202–341 m (663–1,119 ft) (avg. 217 m or 712 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Chamagnieu (French pronunciation: [ʃamaɲø]) is a commune in the Isère department in southeastern France.