Barangay Casuna

Barangay Casuna forms part of Tigaon, a municipality in Camarines Sur, and is classified as a small barangay.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay Casuna had a population of 1,387. This made it the 20th largest of 23 barangays in Tigaon by population, placing it among the smaller barangays of the municipality. Residents of Barangay Casuna accounted for approximately 2.29% of the total population of Tigaon, which stood at 60,524 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Casuna moving from 1,337 residents to 1,387 residents, an intercensal change of +3.7%. The trajectory indicates a growing community. The Philippine Statistics Authority classifies Barangay Casuna as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Tigaon is a municipality comprising 23 barangays, and serves as the governing unit directly responsible for local services in Barangay Casuna, including public health, sanitation, peace and order, and civil registration. Within the wider province of Camarines Sur, which contains 1,063 barangays across its component cities and municipalities, Barangay Casuna ranks 559th by 2020 population. Camarines Sur is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Casuna 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.