Barangay Santa Barbara

Barangay Santa Barbara is a small barangay in the municipality of Piat, located in the province of Cagayan, in the Cagayan Valley region of the Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Santa Barbara had a population of 1,784. This made it the 4th largest of 18 barangays in Piat by population, placing it in the upper half of the municipality. Residents of Barangay Santa Barbara accounted for approximately 7.19% of the total population of Piat, which stood at 24,805 in the same census year.

The barangay recorded 1,656 residents in the 2015 intercensal count and 1,784 residents in the 2020 Census — a net change of +7.7%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay Santa Barbara as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Piat is a municipality comprising 18 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Barbara, including public health, sanitation, peace and order, and civil registration. Within the wider province of Cagayan, which contains 820 barangays across its component cities and municipalities, Barangay Santa Barbara ranks 240th by 2020 population. Cagayan 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 Santa Barbara 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.