Barangay Tambaliza

Classified as a mid-sized barangay, Barangay Tambaliza is one of the administrative divisions of Concepcion in Iloilo, Western Visayas, Philippines.

According to the 2020 Philippine census, Barangay Tambaliza had a population of 3,070. This made it the 6th largest of 25 barangays in Concepcion by population, placing it in the upper half of the municipality. Residents of Barangay Tambaliza accounted for approximately 6.88% of the total population of Concepcion, which stood at 44,633 in the same census year.

Census comparisons between 2015 and 2020 show Barangay Tambaliza moving from 3,139 residents to 3,070 residents, an intercensal change of -2.2%. The trajectory indicates a contracting community. Barangay Tambaliza is officially classified as urban, reflecting the density and built-up character of the area.

Concepcion is a municipality comprising 25 barangays, and serves as the governing unit directly responsible for local services in Barangay Tambaliza, including public health, sanitation, peace and order, and civil registration. Within the wider province of Iloilo, which contains 1,901 barangays across its component cities and municipalities, Barangay Tambaliza ranks 81st by 2020 population. Iloilo is classified as a 1st by the Bureau of Local Government Finance, a category that reflects the province's annual regular income.

Barangay Tambaliza 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.