Barangay Mongahay

Barangay Mongahay forms part of Uson, a municipality in Masbate, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Mongahay had a population of 800. This made it the 32nd largest of 35 barangays in Uson by population, placing it among the smaller barangays of the municipality. Residents of Barangay Mongahay accounted for approximately 1.40% of the total population of Uson, which stood at 57,166 in the same census year.

The barangay recorded 664 residents in the 2015 intercensal count and 800 residents in the 2020 Census — a net change of +20.5%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay Mongahay as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Uson is a municipality comprising 35 barangays, and serves as the governing unit directly responsible for local services in Barangay Mongahay, including public health, sanitation, peace and order, and civil registration. Within the wider province of Masbate, which contains 550 barangays across its component cities and municipalities, Barangay Mongahay ranks 443rd by 2020 population. Masbate 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.