Barangay Bayugan 3

Barangay Bayugan 3 forms part of Rosario, a municipality in Agusan Del Sur, and is classified as a large barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Bayugan 3 had a population of 14,848. This made it the 1st largest of 11 barangays in Rosario by population, placing it among the most populous barangays of the municipality. Residents of Barangay Bayugan 3 accounted for approximately 29.93% of the total population of Rosario, which stood at 49,610 in the same census year.

The barangay recorded 13,922 residents in the 2015 intercensal count and 14,848 residents in the 2020 Census — a net change of +6.7%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay Bayugan 3 as urban, reflecting the density and built-up character of the area.

Rosario is a municipality comprising 11 barangays, and serves as the governing unit directly responsible for local services in Barangay Bayugan 3, including public health, sanitation, peace and order, and civil registration. Within the wider province of Agusan Del Sur, which contains 314 barangays across its component cities and municipalities, Barangay Bayugan 3 ranks 3rd by 2020 population. Agusan Del Sur 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.