Barangay Halayhayin

Situated in Pililla, Rizal, Barangay Halayhayin is one of 9 barangays that make up the municipality within CALABARZON.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Halayhayin had a population of 9,210. This made it the 4th largest of 9 barangays in Pililla by population, placing it in the middle tier of the municipality. Residents of Barangay Halayhayin accounted for approximately 12.87% of the total population of Pililla, which stood at 71,535 in the same census year.

The barangay recorded 8,090 residents in the 2015 intercensal count and 9,210 residents in the 2020 Census — a net change of +13.8%, consistent with a growing settlement. The Philippine Statistics Authority classifies Barangay Halayhayin as urban, reflecting the density and built-up character of the area.

Pililla is a municipality comprising 9 barangays, and serves as the governing unit directly responsible for local services in Barangay Halayhayin, including public health, sanitation, peace and order, and civil registration. Within the wider province of Rizal, which contains 189 barangays across its component cities and municipalities, Barangay Halayhayin ranks 80th by 2020 population. Rizal is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Halayhayin 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.