Barangay Sto. Niño is one of the 20 barangays of the Municipality of Tampilisan, Zamboanga del Norte. Its geographical boundaries include Barangay Lumbayao to its North, Barangay Molos and New Dapitan to its East, Barangay New Barili to its West and Barangay Poblacion to its South.
It has a total land area of 500 hectares with 198 households and a population of 778 individuals as of 2018. Majority of the barangay are Roman Catholic and Visayan ethnicity.