Halsou
| Halsou Haltsu | |
|---|---|
| The town hall of Halsou | |
| Location of Halsou | |
| Coordinates: 43°22′32″N 1°25′17″W / 43.3756°N 1.4214°W | |
| Country | France | 
| Region | Nouvelle-Aquitaine | 
| Department | Pyrénées-Atlantiques | 
| Arrondissement | Bayonne | 
| Canton | Baïgura et Mondarrain | 
| Intercommunality | CA Pays Basque | 
| Government | |
| • Mayor (2020–2026) | Philippe Masse | 
| Area 1 | 5.08 km2 (1.96 sq mi) | 
| Population  (2022) | 605 | 
| • Density | 120/km2 (310/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code | 64255 /64480 | 
| Elevation | 4–156 m (13–512 ft) (avg. 62 m or 203 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Halsou (Basque: Haltsu; Basque: Haltsu) is a commune in the Pyrénées-Atlantiques department in south-western France. Halsou-Larressore station has rail connections to Saint-Jean-Pied-de-Port, Cambo-les-Bains and Bayonne. The town's mayor is Philippe Masse, elected in 2020.