Barangay Justiniana Edera

Situated in San Jose, Dinagat Islands, Barangay Justiniana Edera is one of 12 barangays that make up the municipality within Caraga.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Justiniana Edera had a population of 1,229. This made it the 11th largest of 12 barangays in San Jose by population, placing it among the smaller barangays of the municipality. Residents of Barangay Justiniana Edera accounted for approximately 4.66% of the total population of San Jose, which stood at 26,375 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Justiniana Edera changed from 1,633 to 1,229, a shift of -24.7% over the five-year period. This places the barangay among those with contracting populations in San Jose. The Philippine Statistics Authority classifies Barangay Justiniana Edera as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Jose is a municipality comprising 12 barangays, and serves as the governing unit directly responsible for local services in Barangay Justiniana Edera, including public health, sanitation, peace and order, and civil registration. Within the wider province of Dinagat Islands, which contains 100 barangays across its component cities and municipalities, Barangay Justiniana Edera ranks 44th by 2020 population. Dinagat Islands is classified as a 4th by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Justiniana Edera 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.