Catanduanes Subdivisions Subdivisions

| Municipality | No_of_Barangays | Area_hectares | Population_2007 | Population_2010 | Pop_density_per_km_2_ |
|---|---|---|---|---|---|
| Bagamanoc | 18 | 8074 | 10183 | 11370 | 140.8 |
| Baras | 29 | 10950 | 11787 | 12243 | 111.8 |
| Bato | 27 | 4862 | 18738 | 19984 | 411.0 |
| Caramoran | 27 | 26374 | 25618 | 28063 | 106.4 |
| Gigmoto | 9 | 18182 | 7569 | 8003 | 44.0 |
| Pandan | 26 | 11990 | 19005 | 19393 | 161.7 |
| Panganiban (Payo) | 23 | 7996 | 9290 | 9738 | 121.8 |
| San Andres (Calolbon) | 38 | 16731 | 33781 | 35779 | 213.8 |
| San Miguel | 24 | 12994 | 12966 | 14107 | 108.6 |
| Viga | 31 | 15823 | 19266 | 20669 | 130.6 |