Barangay Aurora East (Pob.)

Classified as a small barangay, Barangay Aurora East (Pob.) is one of the administrative divisions of Diffun in Quirino, Cagayan Valley, Philippines.

According to the 2020 Philippine census, Barangay Aurora East (Pob.) had a population of 1,581. This made it the 18th largest of 33 barangays in Diffun by population, placing it in the middle tier of the municipality. Residents of Barangay Aurora East (Pob.) accounted for approximately 2.82% of the total population of Diffun, which stood at 56,102 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Aurora East (Pob.) moving from 1,658 residents to 1,581 residents, an intercensal change of -4.6%. The trajectory indicates a contracting community. Barangay Aurora East (Pob.) is officially classified as urban, reflecting the density and built-up character of the area.

Diffun is a municipality comprising 33 barangays, and serves as the governing unit directly responsible for local services in Barangay Aurora East (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Quirino, which contains 132 barangays across its component cities and municipalities, Barangay Aurora East (Pob.) ranks 50th by 2020 population. Quirino is classified as a 3rd 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.