The Philippines is facing an alarming contemporary environment issue on solid wastes generation, which primarily caused by the increase of population, improvement of living standards, rapid economic growth, and industrialization, especially in urban areas. The establishment of a sanitary landfill is highly needed as a mechanism to manage generated solid wastes. However, it requires thorough suitability analysis to foresee and prevent irreversible adverse impacts on society and the ecological environment. This study determined criteria and sub-criterion in the suitability analysis on the establishment of a sanitary landfill in Ifugao Province. This study utilized secondary analysis GIS analysis of required maps based on landfill siting area requirement using ArcMap GIS software licensed to UPLB. Results show that criteria in the suitability analysis classified into economic, environmental, and physical criteria as well as the identified policy consideration, exclusionary zones, and sub-criterion zones. The implementation of suitability analysis through GIS analysis is highly recommended.