León Cortés Castro is a canton in the San José province of Costa Rica.

It is named in honor of former President León Cortés Castro of Costa Rica.

[3] The Supreme Elections Tribunal of Costa Rica in a resolution of March 29, 1962, proclaimed the results of a plebiscite in the previous month that created the canton.

León Cortés Castro has an area of 120.8 km²[4] and a mean elevation of 1,620 metres.

[2] The Delicias creek and the Pirrís river form major portions of the western and southern boundary, and the Tarrazú river establishes the northern and eastern limits of the canton.