Barangay Namnama

Barangay Namnama forms part of Cabatuan, a municipality in Isabela, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Namnama had a population of 1,892. This made it the 9th largest of 22 barangays in Cabatuan by population, placing it in the middle tier of the municipality. Residents of Barangay Namnama accounted for approximately 4.73% of the total population of Cabatuan, which stood at 39,990 in the same census year.

The barangay recorded 1,797 residents in the 2015 intercensal count and 1,892 residents in the 2020 Census — a net change of +5.3%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay Namnama as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Cabatuan is a municipality comprising 22 barangays, and serves as the governing unit directly responsible for local services in Barangay Namnama, 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 Namnama ranks 292nd 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 Namnama 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.