Saint-Étienne-de-Baïgorry is a commune in the Pyrénées-Atlantiques department in south-western France, belonging to the communauté d'agglomération du Pays Basque. It is part of the former province of Lower Navarre. It borders the municipality of Baztan to the west.
Country: France
Region: Nouvelle-Aquitaine
Area: 69 km² (27 sq mi)
Elevation: 146–1,049 m (479–3,442 ft) · (avg. 273 m or 896 ft)