Barangay San Alonzo

Barangay San Alonzo forms part of Balingoan, a municipality in Misamis Oriental, and is classified as a small barangay.

According to the 2020 Philippine census, Barangay San Alonzo had a population of 1,665. This made it the 3rd largest of 9 barangays in Balingoan by population, placing it in the upper half of the municipality. Residents of Barangay San Alonzo accounted for approximately 15.11% of the total population of Balingoan, which stood at 11,020 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Alonzo changed from 1,568 to 1,665, a shift of +6.2% over the five-year period. This places the barangay among those with growing populations in Balingoan. Barangay San Alonzo is officially classified as rural, a designation applied to barangays with lower population density and predominantly non-built-up land use.

Balingoan is a municipality comprising 9 barangays, and serves as the governing unit directly responsible for local services in Barangay San Alonzo, including public health, sanitation, peace and order, and civil registration. Within the wider province of Misamis Oriental, which contains 504 barangays across its component cities and municipalities, Barangay San Alonzo ranks 193rd by 2020 population. Misamis Oriental 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 San Alonzo 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.