Barangay Santa Maria Ilaya

Barangay Santa Maria Ilaya forms part of General Luna, a municipality in Quezon, and is classified as a very small barangay.

According to the 2020 Philippine census, Barangay Santa Maria Ilaya had a population of 262. This made it the 24th largest of 27 barangays in General Luna by population, placing it among the smaller barangays of the municipality. Residents of Barangay Santa Maria Ilaya accounted for approximately 1.06% of the total population of General Luna, which stood at 24,804 in the same census year.

The barangay recorded 361 residents in the 2015 intercensal count and 262 residents in the 2020 Census — a net change of -27.4%, consistent with a contracting settlement. Barangay Santa Maria Ilaya 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 Ilaya, 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 Ilaya ranks 1127th 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 Ilaya 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.