Barangay Ilog Baliwag

Barangay Ilog Baliwag forms part of Quezon, a municipality in Nueva Ecija, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay Ilog Baliwag had a population of 3,771. This made it the 4th largest of 16 barangays in Quezon by population, placing it in the upper half of the municipality. Residents of Barangay Ilog Baliwag accounted for approximately 9.01% of the total population of Quezon, which stood at 41,845 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Ilog Baliwag moving from 3,624 residents to 3,771 residents, an intercensal change of +4.1%. The trajectory indicates a growing community. Barangay Ilog Baliwag 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 16 barangays, and serves as the governing unit directly responsible for local services in Barangay Ilog Baliwag, including public health, sanitation, peace and order, and civil registration. Within the wider province of Nueva Ecija, which contains 849 barangays across its component cities and municipalities, Barangay Ilog Baliwag ranks 183rd by 2020 population. Nueva Ecija 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 Ilog Baliwag 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.