Châtelaudren
| Châtelaudren | |
|---|---|
| Part of Châtelaudren-Plouagat  | |
| The church of Châtelaudren | |
| Location of Châtelaudren | |
| Coordinates: 48°32′34″N 2°58′11″W / 48.5428°N 2.9697°W | |
| Country | France | 
| Region | Brittany | 
| Department | Côtes-d'Armor | 
| Arrondissement | Guingamp | 
| Canton | Plélo | 
| Commune | Châtelaudren-Plouagat | 
| Area 1 | 0.46 km2 (0.18 sq mi) | 
| Population  (2022) | 979 | 
| • Density | 2,100/km2 (5,500/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal code | 22170 | 
| Elevation | 9–133 m (30–436 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Châtelaudren (French pronunciation: [ʃatɛlodʁɛ̃]; Breton: Kastellaodren; Gallo: Le Chastèu) is a former commune in the Côtes-d'Armor department of Brittany in northwestern France. On 1 January 2019, it was merged into the new commune Châtelaudren-Plouagat.