Nacascolo is a district of the Liberia canton, in the Guanacaste province of Costa Rica.
Nacascolo was created on 26 November 1971 by Decreto Ejecutivo 2077-G. Segregated from Liberia.
Nacascolo has an area of km<sup>2</sup> and an elevation of metres.
Administrative center of the district is Guardia. Other villages are Bejuco, Nacascolo, Oratorio, Puerto Culebra and Triunfo.
For the 2011 census, Nacascolo had a population of inhabitants.
The district is covered by the following road routes: