Amposta (Catalan pronunciation: [amˈpɔsta]) is the capital of the comarca of Montsià, in the province of Tarragona, Catalonia, Spain, 190 km south of Barcelona on the Mediterranean Coast. It is located at 8 metres above sea level, on the Ebre river, not far from its mouth. It has a population of 22,637 (register office, 2024)
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The GR 92 long distance footpath, which roughly follows the length of the Mediterranean coast of Spain, has a staging point at Amposta. Stage 30 links northwards to L'Ampolla, a distance of 16.3 kilometres (10.1 mi), whilst stage 31 links southwards to the Pont de l'Olivar, a distance of 25.4 kilometres (15.8 mi).