Barangay Lagay

Barangay Lagay forms part of Calauag, a municipality in Quezon, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay Lagay had a population of 819. This made it the 30th largest of 81 barangays in Calauag by population, placing it in the middle tier of the municipality. Residents of Barangay Lagay accounted for approximately 1.14% of the total population of Calauag, which stood at 71,809 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Lagay moving from 900 residents to 819 residents, an intercensal change of -9.0%. The trajectory indicates a contracting community. Barangay Lagay is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Calauag is a municipality comprising 81 barangays, and serves as the governing unit directly responsible for local services in Barangay Lagay, including public health, sanitation, peace and order, and civil registration. Within the wider province of Quezon, which contains 1,242 barangays across its component cities and municipalities, Barangay Lagay ranks 709th by 2020 population. Quezon 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.