San Antonio de Padua, or plainly Padua, is a city in the Greater Buenos Aires, in Argentina. It is located in Merlo Partido. The city has an area of 6.25 km2 and a population of around 38,000. The name commemorates the village founded by Francisco de Merlo, Villa San Antonio del Camino in 1755, named for the Portuguese saint Anthony of Padua. The city is on one of the major rail and road arteries and is well connected to the most important cities of the western Greater Buenos Aires.