Barangay Macamias

Situated in Guimba, Nueva Ecija, Barangay Macamias is one of 64 barangays that make up the municipality within Central Luzon.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Macamias had a population of 830. This made it the 53rd largest of 64 barangays in Guimba by population, placing it among the smaller barangays of the municipality. Residents of Barangay Macamias accounted for approximately 0.65% of the total population of Guimba, which stood at 127,653 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Macamias changed from 873 to 830, a shift of -4.9% over the five-year period. This places the barangay among those with contracting populations in Guimba. The Philippine Statistics Authority classifies Barangay Macamias as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Guimba is a municipality comprising 64 barangays, and serves as the governing unit directly responsible for local services in Barangay Macamias, including public health, sanitation, peace and order, and civil registration. Within the wider province of Nueva Ecija, which contains 849 barangays across its component cities and municipalities, Barangay Macamias ranks 762nd by 2020 population. Nueva Ecija is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Macamias 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.