| Eastern Tonkin (Haiphong) | 92000 |
| Northern Tonkin (Bac-ninh) | 44000 |
| Central Tonkin (Nam-dinh) | 327000 |
| Western Tonkin (Hanoi) | 163000 |
| Southern Tonkin (Vinh) | 144000 |
| Tonkin Highlands (Hung-hoa) | 45000 |
| Coastal Tonkin (Phat-diêm) | 132000 |
| Eastern Cochinchina (Qui-nhon) | 73000 |
| Western Cochinchina (Saigon) | 92000 |
| Northern Cochinchina (Hué) | 73000 |
Source: Indochina Statistical Yearbook