Isabela · Cagayan Valley
20 Most Populous Barangays in Isabela
Top 20 barangays in Isabela province ranked by 2020 Census population.
Isabela is one of the 81 provinces of the Philippines, located in the Cagayan Valley region. The province contains 1,055 barangays across its cities and municipalities. This page ranks the 20 most populous of those barangays by 2020 Census of Population and Housing figures.
The largest barangay in Isabela is Barangay Rizal in City of Santiago, with a 2020 census population of 14,362. Population rankings reflect the density and urbanization of the host city or municipality — most top-ranked barangays sit in the commercial centres of Isabela.