Barangay San Roque Ibaba

Situated in Calauag, Quezon, Barangay San Roque Ibaba is one of 81 barangays that make up the municipality within CALABARZON.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Roque Ibaba had a population of 382. This made it the 68th largest of 81 barangays in Calauag by population, placing it among the smaller barangays of the municipality. Residents of Barangay San Roque Ibaba accounted for approximately 0.53% of the total population of Calauag, which stood at 71,809 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Roque Ibaba changed from 700 to 382, a shift of -45.4% over the five-year period. This places the barangay among those with contracting populations in Calauag. The Philippine Statistics Authority classifies Barangay San Roque Ibaba as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Calauag is a municipality comprising 81 barangays, and serves as the governing unit directly responsible for local services in Barangay San Roque Ibaba, including public health, sanitation, peace and order, and civil registration. Within the wider province of Quezon, which contains 1,242 barangays across its component cities and municipalities, Barangay San Roque Ibaba ranks 1030th by 2020 population. Quezon 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 San Roque Ibaba 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.