Barangay Bagumbayan I

Situated in Bongabong, Oriental Mindoro, Barangay Bagumbayan I is one of 36 barangays that make up the municipality within MIMAROPA Region.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Bagumbayan I had a population of 2,368. This made it the 11th largest of 36 barangays in Bongabong by population, placing it in the upper half of the municipality. Residents of Barangay Bagumbayan I accounted for approximately 3.08% of the total population of Bongabong, which stood at 76,973 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Bagumbayan I moving from 2,323 residents to 2,368 residents, an intercensal change of +1.9%. The trajectory indicates a slowly expanding community. The Philippine Statistics Authority classifies Barangay Bagumbayan I as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Bongabong is a municipality comprising 36 barangays, and serves as the governing unit directly responsible for local services in Barangay Bagumbayan I, 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 Bagumbayan I ranks 141st 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.

Barangay Bagumbayan I 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.