| # | Country | Population (2024) | Area (Km²) | Density (P/Km²) |
|---|---|---|---|---|
| 1 | Brazil | 211,998,573 | 8,358,140 | 25 |
| 2 | Bangladesh | 173,562,364 | 130,170 | 1,333 |
| 3 | Burkina Faso | 23,548,781 | 273,600 | 86 |
| 4 | Benin | 14,462,724 | 112,760 | 128 |
| 5 | Burundi | 14,047,786 | 25,680 | 547 |
| 6 | Bolivia | 12,413,315 | 1,083,300 | 11 |
| 7 | Belgium | 11,738,763 | 30,280 | 388 |
| 8 | Belarus | 9,056,696 | 202,910 | 45 |
| 9 | Bulgaria | 6,757,689 | 108,560 | 62 |
| 10 | Bosnia and Herzegovina | 3,164,253 | 51,000 | 62 |
| 11 | Botswana | 2,521,139 | 566,730 | 4 |
| 12 | Bahrain | 1,607,049 | 760 | 2,115 |
| 13 | Bhutan | 791,524 | 38,117 | 21 |
| 14 | Brunei | 462,721 | 5,270 | 88 |
| 15 | Belize | 417,072 | 22,810 | 18 |
| 16 | Bahamas | 401,283 | 10,010 | 40 |
| 17 | Barbados | 282,467 | 430 | 657 |