Barangay Macarthur

Barangay Macarthur forms part of Monreal, a municipality in Masbate, and is classified as a mid-sized barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Macarthur had a population of 2,928. This made it the 3rd largest of 11 barangays in Monreal by population, placing it in the upper half of the municipality. Residents of Barangay Macarthur accounted for approximately 11.64% of the total population of Monreal, which stood at 25,164 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Macarthur changed from 3,607 to 2,928, a shift of -18.8% over the five-year period. This places the barangay among those with contracting populations in Monreal. The Philippine Statistics Authority classifies Barangay Macarthur as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Monreal is a municipality comprising 11 barangays, and serves as the governing unit directly responsible for local services in Barangay Macarthur, 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 Macarthur ranks 65th 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.

Barangay Macarthur is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.