Barangay Estrada

Barangay Estrada forms part of Quezon, a municipality in Isabela, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Estrada had a population of 839. This made it the 11th largest of 15 barangays in Quezon by population, placing it in the middle tier of the municipality. Residents of Barangay Estrada accounted for approximately 3.10% of the total population of Quezon, which stood at 27,037 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Estrada moving from 751 residents to 839 residents, an intercensal change of +11.7%. The trajectory indicates a growing community. Barangay Estrada is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Quezon is a municipality comprising 15 barangays, and serves as the governing unit directly responsible for local services in Barangay Estrada, including public health, sanitation, peace and order, and civil registration. Within the wider province of Isabela, which contains 1,055 barangays across its component cities and municipalities, Barangay Estrada ranks 745th by 2020 population. Isabela 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 Estrada 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.