Barangay Maravilla-Arellano Ext. (Pob.)

Classified as a small barangay, Barangay Maravilla-Arellano Ext. (Pob.) is one of the administrative divisions of Mangatarem in Pangasinan, Ilocos Region, Philippines.

According to the 2020 Philippine census, Barangay Maravilla-Arellano Ext. (Pob.) had a population of 1,338. This made it the 16th largest of 82 barangays in Mangatarem by population, placing it in the upper half of the municipality. Residents of Barangay Maravilla-Arellano Ext. (Pob.) accounted for approximately 1.69% of the total population of Mangatarem, which stood at 79,323 in the same census year.

The barangay recorded 1,259 residents in the 2015 intercensal count and 1,338 residents in the 2020 Census — a net change of +6.3%, consistent with a growing settlement. Barangay Maravilla-Arellano Ext. (Pob.) is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Mangatarem is a municipality comprising 82 barangays, and serves as the governing unit directly responsible for local services in Barangay Maravilla-Arellano Ext. (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Pangasinan, which contains 1,364 barangays across its component cities and municipalities, Barangay Maravilla-Arellano Ext. (Pob.) ranks 980th by 2020 population. Pangasinan 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 Maravilla-Arellano Ext. (Pob.) 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.