Barangay Guisguis

Barangay Guisguis is a mid-sized barangay in the municipality of Santa Cruz, located in the province of Zambales, in the Central Luzon region of the Philippines.

According to the 2020 Philippine census, Barangay Guisguis had a population of 3,418. This made it the 7th largest of 25 barangays in Santa Cruz by population, placing it in the upper half of the municipality. Residents of Barangay Guisguis accounted for approximately 5.35% of the total population of Santa Cruz, which stood at 63,839 in the same census year.

The barangay recorded 3,356 residents in the 2015 intercensal count and 3,418 residents in the 2020 Census — a net change of +1.8%, consistent with a slowly expanding settlement. Barangay Guisguis is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Santa Cruz is a municipality comprising 25 barangays, and serves as the governing unit directly responsible for local services in Barangay Guisguis, 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 Guisguis ranks 56th 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 Guisguis 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.