Population density is midyear population divided by land area in square kilometers.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Papua New Guinea | 5.5 | 8.6 | 12.2 | 14.4 | 16.9 | 17.4 | 17.8 | 18.3 | 18.8 | 19.3 | 19.8 | 20.3 | 20.7 | 21.2 | 21.7 | 22.1 | 22.5 |
| Solomon Islands | 6.3 | 11.8 | 15.7 | 17.3 | 19.0 | 19.8 | 20.5 | 21.3 | 22.0 | 22.8 | 23.7 | 24.5 | 25.3 | 26.0 | 26.6 | 27.2 | 27.9 |
| Timor-Leste | 37.2 | 51.1 | 50.1 | 63.8 | 72.9 | 74.7 | 76.3 | 77.9 | 79.5 | 81.0 | 82.6 | 84.2 | 85.8 | 87.5 | 89.2 | 90.8 | 92.1 |
| Haiti | 168.2 | 248.7 | 301.3 | 328.8 | 355.7 | 359.8 | 365.4 | 370.9 | 376.4 | 381.8 | 387.2 | 392.5 | 397.8 | 402.9 | 408.0 | 412.7 | 417.4 |
| Yemen, Rep. | 13.4 | 26.3 | 37.2 | 43.2 | 50.7 | 52.2 | 53.9 | 55.5 | 57.3 | 59.0 | 60.8 | 62.7 | 64.6 | 66.5 | 68.4 | 70.3 | 72.4 |
| Afghanistan | 17.3 | 18.5 | 30.9 | 37.4 | 43.4 | 45.0 | 46.9 | 48.5 | 50.3 | 51.9 | 53.2 | 54.7 | 56.3 | 58.0 | 59.9 | 61.3 | 62.2 |
| Burundi | 137.5 | 217.6 | 252.0 | 295.5 | 365.1 | 378.4 | 392.2 | 406.5 | 420.6 | 430.2 | 437.7 | 448.1 | 461.8 | 477.2 | 491.3 | 504.9 | 518.7 |
| Central African Republic | 3.4 | 4.6 | 6.2 | 6.9 | 7.2 | 7.3 | 7.4 | 7.5 | 7.4 | 7.4 | 7.6 | 7.7 | 7.8 | 7.9 | 8.1 | 8.2 | 8.2 |
| Chad | 3.0 | 4.8 | 6.8 | 8.2 | 9.8 | 10.1 | 10.5 | 10.9 | 11.3 | 11.6 | 12.0 | 12.4 | 12.8 | 13.3 | 13.7 | 14.2 | 14.7 |
| Comoros | 131.2 | 238.9 | 288.1 | 318.5 | 351.9 | 359.0 | 366.3 | 374.1 | 382.3 | 390.5 | 398.6 | 406.6 | 414.6 | 422.7 | 431.0 | 439.6 | 448.2 |
| Cote d'Ivoire | 17.0 | 38.3 | 55.7 | 63.1 | 70.7 | 72.3 | 73.8 | 75.3 | 77.1 | 79.4 | 81.7 | 84.1 | 86.4 | 88.7 | 90.9 | 93.2 | 95.6 |
| Congo, Dem. Rep. | 8.9 | 16.2 | 22.3 | 25.9 | 30.2 | 31.3 | 32.3 | 33.4 | 34.6 | 35.7 | 37.0 | 38.4 | 39.7 | 41.0 | 42.3 | 43.7 | 45.2 |
| Guinea | 17.4 | 26.2 | 34.3 | 37.6 | 42.3 | 43.4 | 44.4 | 45.5 | 46.7 | 47.9 | 49.1 | 50.4 | 51.7 | 53.0 | 54.4 | 55.8 | 57.2 |
| Guinea-Bissau | 20.8 | 34.6 | 43.9 | 49.1 | 55.7 | 57.2 | 58.7 | 60.3 | 61.9 | 63.5 | 65.1 | 66.8 | 68.4 | 70.0 | 71.6 | 73.2 | 74.9 |
| Liberia | 15.2 | 23.1 | 30.4 | 34.3 | 42.1 | 43.8 | 45.4 | 46.4 | 47.4 | 48.4 | 49.4 | 50.3 | 51.3 | 52.4 | 53.5 | 54.6 | 55.8 |
| Sao Tome and Principe | 80.9 | 128.1 | 150.0 | 168.4 | 189.4 | 193.4 | 197.3 | 201.2 | 205.0 | 208.6 | 212.2 | 215.6 | 218.9 | 222.3 | 226.5 | 231.2 | 235.7 |
| Sierra Leone | 37.6 | 58.1 | 61.3 | 76.2 | 86.2 | 88.5 | 90.8 | 93.0 | 95.3 | 97.5 | 99.8 | 102.2 | 104.7 | 107.1 | 109.6 | 112.1 | 114.7 |
| Somalia | 6.0 | 11.3 | 14.1 | 17.0 | 19.5 | 19.7 | 19.9 | 20.5 | 21.3 | 22.0 | 22.9 | 23.8 | 24.6 | 25.6 | 26.5 | 27.5 | 28.4 |
| South Sudan | 17.0 | 17.7 | 17.8 | 17.6 | 17.1 | 16.2 | 16.0 | 16.5 | 16.9 | 17.2 | 17.4 | ||||||
| Togo | 41.3 | 73.5 | 94.5 | 107.5 | 123.8 | 127.2 | 130.6 | 133.9 | 137.4 | 140.9 | 144.5 | 148.1 | 151.8 | 155.6 | 159.4 | 163.2 | 167.1 |