San Pablo is a canton in the Heredia province of Costa Rica. The head city is in San Pablo district. San Pablo was created on 18 July 1961 by d…San Pablo is a canton in the Heredia province of Costa Rica. The head city is in San Pablo district. San Pablo was created on 18 July 1961 by decree 2789. San Pablo has an area of 7.53 km² and a mean elevation of 1,168 metres.