Llodio is a municipality in Spain, in the province of Álava, in the Basque Country. On 1 January 2025 it had 18,077 inhabitants according to the INE municipal register (padrón), over an area of about 36.4 km².
Density, at about 497 inhabitants per km², is that of a populous urban area, with residential districts, services and businesses. Of the 4 municipalities in the province of Álava with at least 5,000 inhabitants, it is number 2 by population.
As the crow flies it lies about 40 km north-west of Vitoria-Gasteiz, the provincial capital.
Nearby, within a few dozen kilometres, are other destinations featured in our guides: Bilbao (14 km), Guggenheim (15 km), Erasmus in Bilbao (15 km), Castro Urdiales (33 km), Vitoria-Gasteiz (41 km).
Below you will find a map of neighbouring municipalities, the weather, places to stay in the area and a link to all the municipalities in the province of Álava.