Platanares is a district of the Pérez Zeledón canton, in the San José province of Costa Rica.
Platanares was created on 13 May 1966 by an executive decree, Decreto Ejecutivo 2, which segregated it from San Pedro.
Platanares has an area of km<sup>2</sup> and an elevation of metres.
The Costa Rica 2011 Census reported that Platanares's population at that time was .
The district is covered by the following road routes: