Barangay Santa Maria Ibaba

Situated in General Luna, Quezon, Barangay Santa Maria Ibaba is one of 27 barangays that make up the municipality within CALABARZON.

According to the 2020 Philippine census, Barangay Santa Maria Ibaba had a population of 465. This made it the 20th largest of 27 barangays in General Luna by population, placing it among the smaller barangays of the municipality. Residents of Barangay Santa Maria Ibaba accounted for approximately 1.87% of the total population of General Luna, which stood at 24,804 in the same census year.

The barangay recorded 519 residents in the 2015 intercensal count and 465 residents in the 2020 Census — a net change of -10.4%, consistent with a contracting settlement. Barangay Santa Maria Ibaba is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

General Luna is a municipality comprising 27 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Maria 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 Santa Maria Ibaba ranks 958th 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 Santa Maria 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.