Barangay Sumader

Classified as a small barangay, Barangay Sumader is one of the administrative divisions of City of Batac in Ilocos Norte, Ilocos Region, Philippines.

According to the 2020 Philippine census, Barangay Sumader had a population of 1,387. This made it the 16th largest of 43 barangays in City of Batac by population, placing it in the middle tier of the city. Residents of Barangay Sumader accounted for approximately 2.50% of the total population of City of Batac, which stood at 55,484 in the same census year.

The barangay recorded 1,349 residents in the 2015 intercensal count and 1,387 residents in the 2020 Census — a net change of +2.8%, consistent with a growing settlement. Barangay Sumader is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Batac is a city comprising 43 barangays, and serves as the governing unit directly responsible for local services in Barangay Sumader, including public health, sanitation, peace and order, and civil registration. Within the wider province of Ilocos Norte, which contains 559 barangays across its component cities and municipalities, Barangay Sumader ranks 135th by 2020 population. Ilocos Norte is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.