Barangay Lake Duminagat

Barangay Lake Duminagat is a very small barangay in the municipality of Don Victoriano Chiongbian, located in the province of Misamis Occidental, in the Northern Mindanao region of the Philippines.

According to the 2020 Philippine census, Barangay Lake Duminagat had a population of 155. This made it the 11th largest of 11 barangays in Don Victoriano Chiongbian by population, placing it among the smaller barangays of the municipality. Residents of Barangay Lake Duminagat accounted for approximately 1.60% of the total population of Don Victoriano Chiongbian, which stood at 9,664 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Lake Duminagat moving from 231 residents to 155 residents, an intercensal change of -32.9%. The trajectory indicates a contracting community. Barangay Lake Duminagat is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Don Victoriano Chiongbian is a municipality comprising 11 barangays, and serves as the governing unit directly responsible for local services in Barangay Lake Duminagat, including public health, sanitation, peace and order, and civil registration. Within the wider province of Misamis Occidental, which contains 490 barangays across its component cities and municipalities, Barangay Lake Duminagat ranks 487th by 2020 population. Misamis Occidental is classified as a 2nd 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.