Barangay Alsam Ibaba

Barangay Alsam Ibaba is a small barangay in the city of City of Tayabas, located in the province of Quezon, in the CALABARZON region of the Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Alsam Ibaba had a population of 753. This made it the 40th largest of 66 barangays in City of Tayabas by population, placing it in the middle tier of the city. Residents of Barangay Alsam Ibaba accounted for approximately 0.67% of the total population of City of Tayabas, which stood at 112,658 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Alsam Ibaba changed from 754 to 753, a shift of -0.1% over the five-year period. This places the barangay among those with broadly stable populations in City of Tayabas. The Philippine Statistics Authority classifies Barangay Alsam Ibaba as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Tayabas is a city comprising 66 barangays, and serves as the governing unit directly responsible for local services in Barangay Alsam 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 Alsam Ibaba ranks 750th 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.

Barangay Alsam Ibaba is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.