Barangay Don Salvador Lopez, Sr.

Classified as a mid-sized barangay, Barangay Don Salvador Lopez, Sr. is one of the administrative divisions of City of Mati in Davao Oriental, Davao Region, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Don Salvador Lopez, Sr. had a population of 4,688. This made it the 9th largest of 26 barangays in City of Mati by population, placing it in the middle tier of the city. Residents of Barangay Don Salvador Lopez, Sr. accounted for approximately 3.18% of the total population of City of Mati, which stood at 147,547 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Don Salvador Lopez, Sr. moving from 5,137 residents to 4,688 residents, an intercensal change of -8.7%. The trajectory indicates a contracting community. The Philippine Statistics Authority classifies Barangay Don Salvador Lopez, Sr. as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

City of Mati is a city comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay Don Salvador Lopez, Sr., including public health, sanitation, peace and order, and civil registration. Within the wider province of Davao Oriental, which contains 183 barangays across its component cities and municipalities, Barangay Don Salvador Lopez, Sr. ranks 28th by 2020 population. Davao Oriental is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

The barangay's legislative and executive affairs are handled by a Punong Barangay and the Sangguniang Barangay, elected nationwide during the Barangay and SK Elections. The next BSKE is scheduled for Monday, November 2, 2026, following the synchronized election schedule set by COMELEC Resolution No. 11191.