Barangay Eustaquio Lopez

Classified as a very large barangay, Barangay Eustaquio Lopez is one of the administrative divisions of City of Silay in Negros Occidental, Western Visayas, Philippines.

According to the 2020 Philippine census, Barangay Eustaquio Lopez had a population of 18,069. This made it the 2nd largest of 16 barangays in City of Silay by population, placing it among the most populous barangays of the city. Residents of Barangay Eustaquio Lopez accounted for approximately 13.85% of the total population of City of Silay, which stood at 130,478 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay Eustaquio Lopez changed from 17,576 to 18,069, a shift of +2.8% over the five-year period. This places the barangay among those with growing populations in City of Silay. Barangay Eustaquio Lopez is officially classified as urban, reflecting the density and built-up character of the area.

City of Silay is a city comprising 16 barangays, and serves as the governing unit directly responsible for local services in Barangay Eustaquio Lopez, including public health, sanitation, peace and order, and civil registration. Within the wider province of Negros Occidental, which contains 662 barangays across its component cities and municipalities, Barangay Eustaquio Lopez ranks 5th by 2020 population. Negros Occidental 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 Eustaquio Lopez 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.