Barangay Princesa Lamaya

Classified as a small barangay, Barangay Princesa Lamaya is one of the administrative divisions of Sergio osmeña Sr. in Zamboanga Del Norte, Zamboanga Peninsula, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Princesa Lamaya had a population of 799. This made it the 14th largest of 39 barangays in Sergio osmeña Sr. by population, placing it in the middle tier of the municipality. Residents of Barangay Princesa Lamaya accounted for approximately 2.50% of the total population of Sergio osmeña Sr., which stood at 31,942 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Princesa Lamaya moving from 1,053 residents to 799 residents, an intercensal change of -24.1%. The trajectory indicates a contracting community. The Philippine Statistics Authority classifies Barangay Princesa Lamaya as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Sergio osmeña Sr. is a municipality comprising 39 barangays, and serves as the governing unit directly responsible for local services in Barangay Princesa Lamaya, including public health, sanitation, peace and order, and civil registration. Within the wider province of Zamboanga Del Norte, which contains 691 barangays across its component cities and municipalities, Barangay Princesa Lamaya ranks 474th by 2020 population. Zamboanga Del Norte is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Princesa Lamaya is governed by an elected Sangguniang Barangay composed of a Punong Barangay and seven kagawads, with the Sangguniang Kabataan representing the youth. The next BSKE, set for Monday, November 2, 2026, will elect officials to four-year terms as provided under Republic Act No. 12232.