Barangay Manacsac

Barangay Manacsac forms part of Guimba, a municipality in Nueva Ecija, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay Manacsac had a population of 3,002. This made it the 12th largest of 64 barangays in Guimba by population, placing it in the upper half of the municipality. Residents of Barangay Manacsac accounted for approximately 2.35% of the total population of Guimba, which stood at 127,653 in the same census year.

The barangay recorded 2,940 residents in the 2015 intercensal count and 3,002 residents in the 2020 Census — a net change of +2.1%, consistent with a growing settlement. Barangay Manacsac is officially classified 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 Manacsac, 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 Manacsac ranks 253rd 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 Manacsac 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.