The following is a compilation of countries ranked by their population. This list also consists of Population density per square kilometer as well as the whole area of the country.
| Country | Population (2023) | Density (P/Km2) | Land Area (Km2) | |
| 1. |  India | 1,428,627,663 | 481 | 2,973,190 |
| 2. |  China | 1,425,671,352 | 152 | 9,388,211 |
| 3. |  United States | 339,996,563 | 37 | 9,147,420 |
| 4. |  Indonesia | 277,534,122 | 153 | 1,811,570 |
| 5. |  Pakistan | 240,485,658 | 312 | 770,880 |
| 6. |  Nigeria | 223,804,632 | 246 | 910,770 |
| 7. |  Brazil | 216,422,446 | 26 | 8,358,140 |
| 8. |  Bangladesh | 172,954,319 | 1,329 | 130,170 |
| 9. |  Russia | 144,444,359 | 9 | 16,376,870 |
| 10. |  Mexico | 128,455,567 | 66 | 1,943,950 |
| 11. |  Ethiopia | 126,527,060 | 127 | 1,000,000 |
| 12. |  Japan | 123,294,513 | 338 | 364,555 |
| 13. |  Philippines | 117,337,368 | 394 | 298,170 |
| 14. |  Egypt | 112,716,598 | 113 | 995,450 |
| 15. |  DR Congo | 102,262,808 | 45 | 2,267,050 |
| 16. |  Vietnam | 98,858,950 | 319 | 310,070 |
| 17. |  Iran | 89,172,767 | 55 | 1,628,550 |
| 18. |  Turkey | 85,816,199 | 112 | 769,630 |
| 19. |  Germany | 83,294,633 | 239 | 348,560 |
| 20. |  Thailand | 71,801,279 | 141 | 510,890 |