Barangay Mabuhay

Barangay Mabuhay forms part of City of Tandag, a city in Surigao Del Sur, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Mabuhay had a population of 813. This made it the 21st largest of 21 barangays in City of Tandag by population, placing it among the smaller barangays of the city. Residents of Barangay Mabuhay accounted for approximately 1.30% of the total population of City of Tandag, which stood at 62,669 in the same census year.

The barangay recorded 1,041 residents in the 2015 intercensal count and 813 residents in the 2020 Census — a net change of -21.9%, consistent with a contracting settlement. The Philippine Statistics Authority classifies Barangay Mabuhay as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Tandag is a city comprising 21 barangays, and serves as the governing unit directly responsible for local services in Barangay Mabuhay, including public health, sanitation, peace and order, and civil registration. Within the wider province of Surigao Del Sur, which contains 309 barangays across its component cities and municipalities, Barangay Mabuhay ranks 260th by 2020 population. Surigao Del Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.