Agios Antonios () is a village and a community of the Thermi municipality. Before the 2011 local government reform it was part of the municipality of Vasilika, of which it was a municipal district. The 2021 census recorded 726 inhabitants in the community. The community of Agios Antonios covers an area of 50.023 km<sup>2</sup>.
The community of Agios Antonios consists of two separate settlements (2021 populations):
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