Barangay Don Martin Marundan

Barangay Don Martin Marundan is a mid-sized barangay in the City of Mati, located in the province of Davao Oriental, in the Davao Region region of the Philippines.

According to the 2020 Philippine census, Barangay Don Martin Marundan had a population of 4,866. This made it the 8th largest of 26 barangays in City of Mati by population, placing it in the upper half of the city. Residents of Barangay Don Martin Marundan accounted for approximately 3.30% 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 Martin Marundan moving from 3,722 residents to 4,866 residents, an intercensal change of +30.7%. The trajectory indicates a growing community. Barangay Don Martin Marundan is officially classified as urban, reflecting the density and built-up character of the area.

City of Mati is a city comprising 26 barangays, and serves as the governing unit directly responsible for local services in Barangay Don Martin Marundan, 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 Martin Marundan ranks 26th 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.