Barangay Santa Fe

Barangay Santa Fe forms part of San Marcelino, a municipality in Zambales, and is classified as a mid-sized barangay.

According to the 2020 Philippine census, Barangay Santa Fe had a population of 2,128. This made it the 9th largest of 18 barangays in San Marcelino by population, placing it in the middle tier of the municipality. Residents of Barangay Santa Fe accounted for approximately 5.64% of the total population of San Marcelino, which stood at 37,719 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Santa Fe moving from 1,839 residents to 2,128 residents, an intercensal change of +15.7%. The trajectory indicates a growing community. Barangay Santa Fe is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

San Marcelino is a municipality comprising 18 barangays, and serves as the governing unit directly responsible for local services in Barangay Santa Fe, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zambales, which contains 247 barangays across its component cities and municipalities, Barangay Santa Fe ranks 104th by 2020 population. Zambales is classified as a 2nd by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Like every Philippine barangay, Barangay Santa Fe 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.