| # | Country | Population 2026 | Land Area (Km²) | Density (P/Km²) |
|---|---|---|---|---|
| 1 | Cabo Verde | 529,630 | 4,030 | 131 |
| 2 | Cambodia | 18,051,219 | 176,520 | 102 |
| 3 | Cameroon | 30,640,817 | 472,710 | 65 |
| 4 | Canada | 40,467,728 | 9,093,510 | 4 |
| 5 | Central African Republic | 5,698,984 | 622,980 | 9 |
| 6 | Chad | 21,560,380 | 1,259,200 | 17 |
| 7 | Chile | 19,945,850 | 743,532 | 27 |
| 8 | China | 1,412,914,089 | 9,388,211 | 150 |
| 9 | Colombia | 53,936,226 | 1,109,500 | 49 |
| 10 | Comoros | 899,010 | 1,861 | 483 |
| 11 | Congo (Congo-Brazzaville) | 6,637,785 | 341,500 | 19 |
| 12 | Costa Rica | 5,174,789 | 51,060 | 101 |
| 13 | Côte d'Ivoire | 33,494,346 | 318,000 | 105 |
| 14 | Croatia | 3,822,345 | 55,960 | 68 |
| 15 | Cuba | 10,892,659 | 106,440 | 102 |
| 16 | Cyprus | 1,382,334 | 9,240 | 150 |
| 17 | Czechia (Czech Republic) | 10,527,781 | 77,240 | 136 |