Pacayas is a district of the Alvarado canton, in the Cartago province of Costa Rica.
Pacayas has an area of and an elevation of metres.
For the 2011 census, Pacayas had a population of inhabitants.
The district is covered by the following road routes:
It is the home of the cooperative Coopebaires R. L., the main wholesale distributor of potatoes, carrots, broccoli and other fresh vegetables in the north region of Cartago Province.