The barangay is situated in the north of the municipality. It is bounded in the north by barangay Taclaon, in the south by Leyte Gulf, in the east by barangay Camanga, and in the west by Barangay Caga ut. The barangay is 9 km. to Poblacion Salcedo, 7km. to national high way, 25 km. to Guiuan, and 98 km . to Borongan the Prov’l. Capito l.
The barangay has a total land area of 285 hectares, comprises 1.8% of the total land area of the municipality. Cantomoja basically is an upland community, suited for production forest area and agro forestry.
The Barangay has a total land area of 200 Square Kilometers. It is 1.8 % of the total land area of the municipality.