The municipality of Sestao lies in the province of Biscay, in the Basque Country: according to official INE figures for 1 January 2025 it is home to 28,512 people, within just a few square kilometres.
Of the 35 municipalities in the province of Biscay with at least 5,000 inhabitants, it is number 9 by population.
As the crow flies it lies about 8 km north-west of Bilbao, the provincial capital.
Nearby, within a few dozen kilometres, are other destinations featured in our guides: Erasmus in Bilbao (6 km), Guggenheim (7 km), Bilbao (7 km), Castro Urdiales (19 km).
To explore the area, use the map of neighbouring municipalities and the accommodation options in and around Sestao; all the municipalities in the province of Biscay are listed on their own page.