The municipality of O Carballiño lies in the province of Ourense, in Galicia: according to official INE figures for 1 January 2025 it is home to 14,249 people, over about 56.0 km².
With about 254 inhabitants per km², it combines a medium-sized town with residential districts, farmland and business areas. Of the 10 municipalities in the province of Ourense with at least 5,000 inhabitants, it is number 2 by population.
As the crow flies it lies about 18 km north-west of Ourense, the provincial capital. The nearest major city is A Coruña, about 105 km away.
Nearby, within a few dozen kilometres, are other destinations featured in our guides: Ourense (21 km).
To explore the area, use the map of neighbouring municipalities and the accommodation options in and around O Carballiño; all the municipalities in the province of Ourense are listed on their own page.