| 2008 | |
|---|---|
| Kampong Cham | 368 871 |
| Kandal | 257 857 |
| Phnom Penh | 257 828 |
| Prey Veng | 226 764 |
| Battambang | 210 327 |
| Takeo | 183 905 |
| Siem Reap | 180 097 |
| Kampong Speu | 149 132 |
| Banteay MeanChey | 144 400 |
| Kampong Thom | 134 123 |
| Kampot | 129 745 |
| Svay Rieng | 115 282 |
| Kampong Chhnang | 101 122 |
| Pursat | 83 515 |
| Kratie | 65 632 |
| Preah Sihanouk | 40 478 |
| Otdar Meanchey | 38 642 |
| Preah Vihear | 33 260 |
| Koh Kong | 28 853 |
| Ratanak Kiri | 27 396 |
| Stung Treng | 21 179 |
| Pailin | 14 753 |
| Mondul Kiri | 12 296 |
| Kep | 7 234 |