Barangay Mahabang Parang

Barangay Mahabang Parang forms part of San Luis, a municipality in Batangas, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Mahabang Parang had a population of 685. This made it the 23rd largest of 26 barangays in San Luis by population, placing it among the smaller barangays of the municipality. Residents of Barangay Mahabang Parang accounted for approximately 1.89% of the total population of San Luis, which stood at 36,172 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Mahabang Parang moving from 734 residents to 685 residents, an intercensal change of -6.7%. The trajectory indicates a contracting community. Barangay Mahabang Parang is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Luis is a municipality comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay Mahabang Parang, including public health, sanitation, peace and order, and civil registration. Within the wider province of Batangas, which contains 1,078 barangays across its component cities and municipalities, Barangay Mahabang Parang ranks 976th by 2020 population. Batangas 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 Mahabang Parang 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.