Barangay A. Rivera (Pob.)

Classified as a small barangay, Barangay A. Rivera (Pob.) is one of the administrative divisions of Hermosa in Bataan, Central Luzon, Philippines.

According to the 2020 Philippine census, Barangay A. Rivera (Pob.) had a population of 1,705. This made it the 19th largest of 23 barangays in Hermosa by population, placing it among the smaller barangays of the municipality. Residents of Barangay A. Rivera (Pob.) accounted for approximately 2.20% of the total population of Hermosa, which stood at 77,443 in the same census year.

Census comparisons between 2015 and 2020 show Barangay A. Rivera (Pob.) moving from 1,675 residents to 1,705 residents, an intercensal change of +1.8%. The trajectory indicates a slowly expanding community. Barangay A. Rivera (Pob.) is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Hermosa is a municipality comprising 23 barangays, and serves as the governing unit directly responsible for local services in Barangay A. Rivera (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Bataan, which contains 237 barangays across its component cities and municipalities, Barangay A. Rivera (Pob.) ranks 164th by 2020 population. Bataan is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.