The World: Population - Age 20-24 (2025) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 128. | Slovakia | 281,652 | 2025 (Est.) | |
| 127. | Finland | 283,571 | 2025 (Est.) | |
| 126. | Lebanon | 285,767 | 2025 (Est.) | |
| 125. | Jamaica | 286,424 | 2025 (Est.) | |
| 124. | Norway | 295,237 | 2025 (Est.) | |
| 123. | New Zealand | 298,531 | 2025 (Est.) | |
| 122. | West Bank | 302,008 | 2025 (Est.) | |
| 121. | Bulgaria | 319,934 | 2025 (Est.) | |
| 120. | Panama | 320,745 | 2025 (Est.) | |
| 119. | Oman | 321,193 | 2025 (Est.) | |
| 118. | Ireland | 331,115 | 2025 (Est.) | |
| 117. | Denmark | 354,118 | 2025 (Est.) | |
| 116. | Costa Rica | 373,758 | 2025 (Est.) | |
| 115. | Serbia | 384,604 | 2025 (Est.) | |
| 114. | Switzerland | 405,528 | 2025 (Est.) | |
| 113. | Austria | 407,746 | 2025 (Est.) | |
| 112. | Mauritania | 408,257 | 2025 (Est.) | |
| 111. | Turkmenistan | 428,254 | 2025 (Est.) | |
| 110. | Belarus | 445,185 | 2025 (Est.) | |
| 109. | Czech Republic | 470,745 | 2025 (Est.) | |
| 108. | Kyrgyzstan | 496,494 | 2025 (Est.) | |
| 107. | Hungary | 497,978 | 2025 (Est.) | |
| 106. | Sweden | 504,093 | 2025 (Est.) | |
| 105. | Singapore | 515,380 | 2025 (Est.) | |
| 104. | El Salvador | 527,620 | 2025 (Est.) | |
| 103. | Liberia | 527,995 | 2025 (Est.) | |
| 102. | Greece | 534,132 | 2025 (Est.) | |
| 101. | Belgium | 575,143 | 2025 (Est.) | |
| 100. | Nicaragua | 576,505 | 2025 (Est.) | |
| 99. | United Arab Emirates | 589,277 | 2025 (Est.) | |
| 98. | Paraguay | 595,852 | 2025 (Est.) | |
| 97. | Republic of Congo | 600,855 | 2025 (Est.) | |
| 96. | Portugal | 621,141 | 2025 (Est.) | |
| 95. | Central African Republic | 621,685 | 2025 (Est.) | |
| 94. | Cuba | 637,532 | 2025 (Est.) | |
| 93. | Azerbaijan | 643,443 | 2025 (Est.) | |
| 92. | Sierra Leone | 669,228 | 2025 (Est.) | |
| 91. | Jordan | 674,333 | 2025 (Est.) | |
| 90. | Israel | 704,412 | 2025 (Est.) | |
| 89. | Libya | 719,927 | 2025 (Est.) | |
| 88. | Tunisia | 738,816 | 2025 (Est.) | |
| 87. | Papua New Guinea | 741,977 | 2025 (Est.) | |
| 86. | Laos | 768,279 | 2025 (Est.) | |
| 85. | Eritrea | 804,295 | 2025 (Est.) | |
| 84. | Tajikistan | 806,321 | 2025 (Est.) | |
| 83. | Togo | 872,537 | 2025 (Est.) | |
| 82. | Dominican Republic | 954,913 | 2025 (Est.) | |
| 81. | Honduras | 977,053 | 2025 (Est.) | |
| 80. | Netherlands | 1,054,632 | 2025 (Est.) | |
| 79. | Romania | 1,057,793 | 2025 (Est.) | |
| 78. | Haiti | 1,106,177 | 2025 (Est.) | |
| 77. | Bolivia | 1,150,667 | 2025 (Est.) | |
| 76. | Taiwan | 1,192,774 | 2025 (Est.) | |
| 75. | Somalia | 1,231,646 | 2025 (Est.) | |
| 74. | Chile | 1,249,054 | 2025 (Est.) | |
| 73. | Kazakhstan | 1,249,450 | 2025 (Est.) | |
| 72. | Benin | 1,315,402 | 2025 (Est.) | |
| 71. | Guinea | 1,405,177 | 2025 (Est.) | |
| 70. | Chad | 1,447,067 | 2025 (Est.) | |
| 69. | Burundi | 1,454,337 | 2025 (Est.) | |
| 68. | Cambodia | 1,485,926 | 2025 (Est.) | |
| 67. | Ecuador | 1,490,755 | 2025 (Est.) | |
| 66. | Rwanda | 1,525,058 | 2025 (Est.) | |
| 65. | Australia | 1,547,288 | 2025 (Est.) | |
| 64. | Zimbabwe | 1,633,465 | 2025 (Est.) | |
| 63. | Guatemala | 1,668,563 | 2025 (Est.) | |
| 62. | Senegal | 1,679,864 | 2025 (Est.) | |
| 61. | Sri Lanka | 1,743,271 | 2025 (Est.) | |
| 60. | Poland | 1,766,681 | 2025 (Est.) | |
| 59. | North Korea | 1,817,808 | 2025 (Est.) | |
| 58. | Mali | 1,902,690 | 2025 (Est.) | |
| 57. | Zambia | 1,940,062 | 2025 (Est.) | |
| 56. | Ukraine | 1,954,622 | 2025 (Est.) | |
| 55. | Canada | 2,084,450 | 2025 (Est.) | |
| 54. | Malawi | 2,210,748 | 2025 (Est.) | |
| 53. | Burkina Faso | 2,340,320 | 2025 (Est.) | |
| 52. | Angola | 2,376,354 | 2025 (Est.) | |
| 51. | Syria | 2,377,824 | 2025 (Est.) | |
| 50. | Uzbekistan | 2,386,606 | 2025 (Est.) | |
| 49. | Niger | 2,475,317 | 2025 (Est.) | |
| 48. | South Korea | 2,497,504 | 2025 (Est.) | |
| 47. | Cameroon | 2,530,481 | 2025 (Est.) | |
| 46. | Peru | 2,655,232 | 2025 (Est.) | |
| 45. | Venezuela | 2,691,884 | 2025 (Est.) | |
| 44. | Spain | 2,697,152 | 2025 (Est.) | |
| 43. | Saudi Arabia | 2,698,356 | 2025 (Est.) | |
| 42. | Cote d'Ivoire | 2,744,554 | 2025 (Est.) | |
| 41. | Algeria | 2,768,570 | 2025 (Est.) | |
| 40. | Malaysia | 2,795,437 | 2025 (Est.) | |
| 39. | Morocco | 2,804,854 | 2025 (Est.) | |
| 38. | Ghana | 2,918,159 | 2025 (Est.) | |
| 37. | Madagascar | 2,951,735 | 2025 (Est.) | |
| 36. | Italy | 3,064,856 | 2025 (Est.) | |
| 35. | Mozambique | 3,223,799 | 2025 (Est.) | |
| 34. | Nepal | 3,346,660 | 2025 (Est.) | |
| 33. | Yemen | 3,369,948 | 2025 (Est.) | |
| 32. | Argentina | 3,510,161 | 2025 (Est.) | |
| 31. | Afghanistan | 3,794,626 | 2025 (Est.) | |
| 30. | Iraq | 3,798,642 | 2025 (Est.) | |
| 29. | United Kingdom | 3,829,819 | 2025 (Est.) |
