Barangay San Juan

Classified as a large barangay, Barangay San Juan is one of the administrative divisions of Balagtas in Bulacan, Central Luzon, Philippines.

According to the 2020 Census of Population and Housing conducted by the Philippine Statistics Authority, Barangay San Juan had a population of 9,415. This made it the 4th largest of 9 barangays in Balagtas by population, placing it in the middle tier of the municipality. Residents of Barangay San Juan accounted for approximately 12.22% of the total population of Balagtas, which stood at 77,018 in the same census year.

Between the 2015 and 2020 censuses, the population of Barangay San Juan changed from 10,158 to 9,415, a shift of -7.3% over the five-year period. This places the barangay among those with contracting populations in Balagtas. The Philippine Statistics Authority classifies Barangay San Juan as urban, reflecting the density and built-up character of the area.

Balagtas is a municipality comprising 9 barangays, and serves as the governing unit directly responsible for local services in Barangay San Juan, including public health, sanitation, peace and order, and civil registration. Within the wider province of Bulacan, which contains 569 barangays across its component cities and municipalities, Barangay San Juan ranks 101st by 2020 population. Bulacan is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay San Juan 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.