Santoña, in Cantabria, is part of the province of Cantabria. The municipality covers about 11.1 km² and had 10,835 inhabitants on 1 January 2025.
Density, at about 976 inhabitants per km², is that of a populous urban area, with residential districts, services and businesses. Of the 22 municipalities in the province of Cantabria with at least 5,000 inhabitants, it is number 9 by population.
As the crow flies it lies about 31 km east of Santander, the provincial capital. The nearest major city is Bilbao, about 45 km away.
Nearby, within a few dozen kilometres, are other destinations featured in our guides: Castro Urdiales (21 km), Santander (29 km).
To explore the area, use the map of neighbouring municipalities and the accommodation options in and around Santoña; all the municipalities in the province of Cantabria are listed on their own page.