Barangay Ballogo

Barangay Ballogo forms part of Bacnotan, a municipality in La Union, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Ballogo had a population of 918. This made it the 21st largest of 47 barangays in Bacnotan by population, placing it in the middle tier of the municipality. Residents of Barangay Ballogo accounted for approximately 2.07% of the total population of Bacnotan, which stood at 44,388 in the same census year.

The barangay recorded 942 residents in the 2015 intercensal count and 918 residents in the 2020 Census — a net change of -2.5%, consistent with a contracting settlement. Barangay Ballogo is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Bacnotan is a municipality comprising 47 barangays, and serves as the governing unit directly responsible for local services in Barangay Ballogo, including public health, sanitation, peace and order, and civil registration. Within the wider province of La Union, which contains 576 barangays across its component cities and municipalities, Barangay Ballogo ranks 393rd by 2020 population. La Union 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 Ballogo 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.