Barangay Poblacion West

Classified as a mid-sized barangay, Barangay Poblacion West is one of the administrative divisions of Oton in Iloilo, Western Visayas, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Poblacion West had a population of 3,122. This made it the 13th largest of 37 barangays in Oton by population, placing it in the middle tier of the municipality. Residents of Barangay Poblacion West accounted for approximately 3.17% of the total population of Oton, which stood at 98,509 in the same census year.

The barangay recorded 3,229 residents in the 2015 intercensal count and 3,122 residents in the 2020 Census — a net change of -3.3%, consistent with a contracting settlement. The Philippine Statistics Authority classifies Barangay Poblacion West as urban, reflecting the density and built-up character of the area.

Oton is a municipality comprising 37 barangays, and serves as the governing unit directly responsible for local services in Barangay Poblacion West, including public health, sanitation, peace and order, and civil registration. Within the wider province of Iloilo, which contains 1,901 barangays across its component cities and municipalities, Barangay Poblacion West ranks 77th by 2020 population. Iloilo 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 Poblacion West 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.