Châtelain, Mayenne
| Châtelain | |
|---|---|
| Location of Châtelain | |
| Coordinates: 47°48′33″N 0°35′40″W / 47.8092°N 0.5944°W | |
| Country | France | 
| Region | Pays de la Loire | 
| Department | Mayenne | 
| Arrondissement | Château-Gontier | 
| Canton | Château-Gontier-sur-Mayenne-1 | 
| Government | |
| • Mayor (2020–2026) | Rachel Français | 
| Area 1 | 13.91 km2 (5.37 sq mi) | 
| Population  (2022) | 464 | 
| • Density | 33/km2 (86/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 53063 /53200 | 
| Elevation | 34–91 m (112–299 ft) (avg. 84 m or 276 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Châtelain (French pronunciation: [ʃatlɛ̃] ⓘ) is a commune in the Mayenne department in north-western France.