Barangay Arnaldo Pob.

Barangay Arnaldo Pob. forms part of City of General Trias, a city in Cavite, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Arnaldo Pob. had a population of 697. This made it the 30th largest of 33 barangays in City of General Trias by population, placing it among the smaller barangays of the city. Residents of Barangay Arnaldo Pob. accounted for approximately 0.15% of the total population of City of General Trias, which stood at 450,583 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Arnaldo Pob. changed from 975 to 697, a shift of -28.5% over the five-year period. This places the barangay among those with contracting populations in City of General Trias. Barangay Arnaldo Pob. is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of General Trias is a city comprising 33 barangays, and serves as the governing unit directly responsible for local services in Barangay Arnaldo Pob., including public health, sanitation, peace and order, and civil registration. Within the wider province of Cavite, which contains 829 barangays across its component cities and municipalities, Barangay Arnaldo Pob. ranks 764th by 2020 population. Cavite is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Arnaldo Pob. 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.