Barangay Mabacan

Barangay Mabacan forms part of Calauan, a municipality in Laguna, and is classified as a mid-sized barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Mabacan had a population of 4,933. This made it the 6th largest of 17 barangays in Calauan by population, placing it in the upper half of the municipality. Residents of Barangay Mabacan accounted for approximately 5.63% of the total population of Calauan, which stood at 87,693 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Mabacan moving from 4,545 residents to 4,933 residents, an intercensal change of +8.5%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Mabacan as urban, reflecting the density and built-up character of the area.

Calauan is a municipality comprising 17 barangays, and serves as the governing unit directly responsible for local services in Barangay Mabacan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Laguna, which contains 681 barangays across its component cities and municipalities, Barangay Mabacan ranks 180th by 2020 population. Laguna 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 Mabacan 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.