Barangay Ranzo

Barangay Ranzo forms part of Pinamalayan, a municipality in Oriental Mindoro, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Ranzo had a population of 924. This made it the 37th largest of 37 barangays in Pinamalayan by population, placing it among the smaller barangays of the municipality. Residents of Barangay Ranzo accounted for approximately 1.02% of the total population of Pinamalayan, which stood at 90,383 in the same census year.

The barangay recorded 973 residents in the 2015 intercensal count and 924 residents in the 2020 Census — a net change of -5.0%, consistent with a contracting settlement. The Philippine Statistics Authority classifies Barangay Ranzo as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Pinamalayan is a municipality comprising 37 barangays, and serves as the governing unit directly responsible for local services in Barangay Ranzo, including public health, sanitation, peace and order, and civil registration. Within the wider province of Oriental Mindoro, which contains 426 barangays across its component cities and municipalities, Barangay Ranzo ranks 362nd by 2020 population. Oriental Mindoro 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 Ranzo 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.