Longechaux
| Longechaux | |
|---|---|
| The church in Longechaux | |
| Location of Longechaux | |
| Coordinates: 47°09′54″N 6°25′49″E / 47.165°N 6.4303°E | |
| Country | France | 
| Region | Bourgogne-Franche-Comté | 
| Department | Doubs | 
| Arrondissement | Pontarlier | 
| Canton | Valdahon | 
| Government | |
| • Mayor (2020–2026) | Maurice Grosset | 
| Area 1 | 5.13 km2 (1.98 sq mi) | 
| Population  (2022) | 78 | 
| • Density | 15/km2 (39/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 25342 /25690 | 
| Elevation | 699–820 m (2,293–2,690 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Longechaux (French pronunciation: [lɔ̃ʒʃo]) is a commune in the Doubs department in the Bourgogne-Franche-Comté region in eastern France.