Barangay Gabao

Barangay Gabao forms part of Irosin, a municipality in Sorsogon, and is classified as a mid-sized barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Gabao had a population of 4,499. This made it the 2nd largest of 28 barangays in Irosin by population, placing it among the most populous barangays of the municipality. Residents of Barangay Gabao accounted for approximately 7.59% of the total population of Irosin, which stood at 59,267 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Gabao moving from 4,286 residents to 4,499 residents, an intercensal change of +5.0%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Gabao as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Irosin is a municipality comprising 28 barangays, and serves as the governing unit directly responsible for local services in Barangay Gabao, including public health, sanitation, peace and order, and civil registration. Within the wider province of Sorsogon, which contains 541 barangays across its component cities and municipalities, Barangay Gabao ranks 15th by 2020 population. Sorsogon is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Gabao 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.