Isabela · Cagayan Valley
23 Barangays in San Agustin
San Agustin is a municipality in Isabela with 23 barangays. Click any barangay to view its contact details, address, and officials.
Population & Statistics
From the 2020 Census of Population and Housing
- Total Population (2020)
- 22,096
- Population (2015)
- 22,880
- Growth (2015→2020)
- -3.4%
- Avg. per barangay
- 961
Income classification: 3rd
Most Populous Barangays in San Agustin
- 1.Brgy. Masaya Sur — 2,481
- 2.Brgy. Mapalad — 1,714
- 3.Brgy. Santo Niño — 1,631
- 4.Brgy. Masaya Centro (Pob.) — 1,521
- 5.Brgy. Dabubu Grande — 1,375