Barangay Happy Valley (Pob.)

Situated in Tambulig, Zamboanga Del Sur, Barangay Happy Valley (Pob.) is one of 31 barangays that make up the municipality within Zamboanga Peninsula.

According to the 2020 Philippine census, Barangay Happy Valley (Pob.) had a population of 2,151. This made it the 2nd largest of 31 barangays in Tambulig by population, placing it among the most populous barangays of the municipality. Residents of Barangay Happy Valley (Pob.) accounted for approximately 5.74% of the total population of Tambulig, which stood at 37,480 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Happy Valley (Pob.) moving from 2,372 residents to 2,151 residents, an intercensal change of -9.3%. The trajectory indicates a contracting community. Barangay Happy Valley (Pob.) is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Tambulig is a municipality comprising 31 barangays, and serves as the governing unit directly responsible for local services in Barangay Happy Valley (Pob.), including public health, sanitation, peace and order, and civil registration. Within the wider province of Zamboanga Del Sur, which contains 779 barangays across its component cities and municipalities, Barangay Happy Valley (Pob.) ranks 100th by 2020 population. Zamboanga Del Sur 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 Happy Valley (Pob.) 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.