Barangay Mampas

Situated in Valencia, Negros Oriental, Barangay Mampas is one of 24 barangays that make up the municipality within Central Visayas.

According to the 2020 Philippine census, Barangay Mampas had a population of 513. This made it the 24th largest of 24 barangays in Valencia by population, placing it among the smaller barangays of the municipality. Residents of Barangay Mampas accounted for approximately 1.32% of the total population of Valencia, which stood at 38,733 in the same census year.

The barangay recorded 517 residents in the 2015 intercensal count and 513 residents in the 2020 Census — a net change of -0.8%, consistent with a broadly stable settlement. Barangay Mampas is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Valencia is a municipality comprising 24 barangays, and serves as the governing unit directly responsible for local services in Barangay Mampas, including public health, sanitation, peace and order, and civil registration. Within the wider province of Negros Oriental, which contains 557 barangays across its component cities and municipalities, Barangay Mampas ranks 538th by 2020 population. Negros Oriental 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.