Barangay Cayan Oeste

Barangay Cayan Oeste is a small barangay in the municipality of Lambunao, located in the province of Iloilo, in the Western Visayas region of the Philippines.

According to the 2020 Philippine census, Barangay Cayan Oeste had a population of 1,170. This made it the 27th largest of 73 barangays in Lambunao by population, placing it in the middle tier of the municipality. Residents of Barangay Cayan Oeste accounted for approximately 1.44% of the total population of Lambunao, which stood at 81,236 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Cayan Oeste moving from 1,086 residents to 1,170 residents, an intercensal change of +7.7%. The trajectory indicates a growing community. Barangay Cayan Oeste is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Lambunao is a municipality comprising 73 barangays, and serves as the governing unit directly responsible for local services in Barangay Cayan Oeste, 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 Cayan Oeste ranks 648th 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.

Barangay Cayan Oeste is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.