Barangay Nag-Iba II

Barangay Nag-Iba II forms part of City of Calapan, a city in Oriental Mindoro, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Nag-Iba II had a population of 1,708. This made it the 33rd largest of 62 barangays in City of Calapan by population, placing it in the middle tier of the city. Residents of Barangay Nag-Iba II accounted for approximately 1.17% of the total population of City of Calapan, which stood at 145,786 in the same census year.

The barangay recorded 1,785 residents in the 2015 intercensal count and 1,708 residents in the 2020 Census — a net change of -4.3%, consistent with a contracting settlement. Barangay Nag-Iba II is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Calapan is a city comprising 62 barangays, and serves as the governing unit directly responsible for local services in Barangay Nag-Iba II, including public health, sanitation, peace and order, and civil registration. Within the wider province of Oriental Mindoro, which contains 426 barangays across its component cities and municipalities, Barangay Nag-Iba II ranks 218th by 2020 population. Oriental Mindoro is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Nag-Iba II 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.