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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Angola | 4.7 | 9.3 | 13.0 | 15.5 | 18.7 | 19.4 | 20.2 | 21.0 | 21.8 | 22.6 | 23.4 | 24.3 | 25.1 | 26.0 | 26.8 | 27.7 | 28.6 |
| Botswana | 1.0 | 2.3 | 3.0 | 3.2 | 3.6 | 3.7 | 3.7 | 3.8 | 3.8 | 3.9 | 3.9 | 4.0 | 4.1 | 4.1 | 4.2 | 4.2 | 4.3 |
| 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 |
| Democratic Republic of the Congo | 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 |
| Lesotho | 33.6 | 59.6 | 66.0 | 64.3 | 65.8 | 66.3 | 67.0 | 67.7 | 68.5 | 69.3 | 70.2 | 71.1 | 71.9 | 72.8 | 73.6 | 74.5 | 75.3 |
| Madagascar | 11.5 | 20.7 | 28.4 | 32.9 | 38.1 | 39.2 | 40.3 | 41.4 | 42.6 | 43.7 | 44.9 | 46.0 | 47.3 | 48.5 | 49.8 | 51.0 | 52.3 |
| Malawi | 49.2 | 101.3 | 120.0 | 136.2 | 157.3 | 161.9 | 166.6 | 171.4 | 176.3 | 181.2 | 186.2 | 191.3 | 196.5 | 201.8 | 207.2 | 212.6 | 218.2 |
| Mauritius | 406.9 | 521.6 | 584.7 | 605.1 | 616.0 | 627.1 | 628.9 | 630.4 | 631.6 | 632.4 | 632.8 | 633.4 | 633.7 | 633.9 | 634.0 | 634.1 | 632.2 |
| Mozambique | 10.5 | 16.7 | 23.1 | 25.8 | 29.2 | 30.1 | 30.9 | 31.9 | 32.8 | 33.8 | 34.8 | 35.8 | 36.9 | 38.0 | 39.1 | 40.3 | 41.5 |
| Namibia | 0.9 | 1.7 | 2.2 | 2.4 | 2.6 | 2.6 | 2.7 | 2.7 | 2.8 | 2.9 | 3.0 | 3.0 | 3.1 | 3.2 | 3.3 | 3.4 | 3.5 |
| Seychelles | 116.5 | 151.1 | 176.4 | 180.1 | 195.2 | 190.1 | 192.0 | 195.5 | 198.6 | 203.1 | 205.8 | 208.4 | 210.4 | 212.2 | 214.0 | 215.8 | 260.6 |
| South Africa | 18.4 | 33.6 | 38.9 | 40.8 | 43.1 | 43.7 | 44.3 | 45.1 | 45.8 | 46.8 | 47.2 | 47.5 | 48.3 | 49.1 | 49.9 | 50.7 | 51.4 |
| इस्वातिनी | 25.7 | 50.7 | 60.5 | 62.7 | 64.6 | 65.0 | 65.3 | 65.7 | 66.1 | 66.4 | 66.8 | 67.3 | 68.0 | 68.6 | 69.3 | 70.2 | 70.9 |
| United Republic of Tanzania | 15.2 | 29.5 | 38.7 | 44.2 | 50.5 | 52.0 | 53.5 | 55.1 | 56.8 | 58.7 | 60.8 | 62.8 | 64.8 | 66.8 | 68.8 | 70.9 | 73.1 |
| Zambia | 5.8 | 10.5 | 13.5 | 15.8 | 18.8 | 19.4 | 20.1 | 20.7 | 21.4 | 22.1 | 22.8 | 23.5 | 24.2 | 24.9 | 25.6 | 26.4 | 27.1 |
| Zimbabwe | 13.5 | 26.2 | 30.7 | 32.3 | 34.5 | 35.1 | 35.7 | 36.2 | 36.7 | 37.2 | 37.7 | 38.3 | 38.9 | 39.5 | 40.1 | 40.8 | 41.5 |