Barangay Marasat Pequeño

Barangay Marasat Pequeño forms part of San Mateo, a municipality in Isabela, and is classified as a mid-sized barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Marasat Pequeño had a population of 2,222. This made it the 9th largest of 33 barangays in San Mateo by population, placing it in the upper half of the municipality. Residents of Barangay Marasat Pequeño accounted for approximately 3.33% of the total population of San Mateo, which stood at 66,663 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Marasat Pequeño changed from 2,012 to 2,222, a shift of +10.4% over the five-year period. This places the barangay among those with growing populations in San Mateo. The Philippine Statistics Authority classifies Barangay Marasat Pequeño as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Mateo is a municipality comprising 33 barangays, and serves as the governing unit directly responsible for local services in Barangay Marasat Pequeño, including public health, sanitation, peace and order, and civil registration. Within the wider province of Isabela, which contains 1,055 barangays across its component cities and municipalities, Barangay Marasat Pequeño ranks 216th by 2020 population. Isabela is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Marasat Pequeño is led by an elected Punong Barangay (barangay captain) supported by seven Sangguniang Barangay members (kagawads), an SK Chairperson, a Barangay Secretary, and a Barangay Treasurer. The next Barangay and Sangguniang Kabataan Elections (BSKE) are scheduled for Monday, November 2, 2026, with officials serving four-year terms under Republic Act No. 12232.