The World: Population - Age 30-34 (2020) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 128. | Finland | 318,926 | 2020 | |
| 127. | Liberia | 332,462 | 2020 | |
| 126. | Bosnia and Herzegovina | 333,515 | 2020 | |
| 125. | Denmark | 335,327 | 2020 | |
| 124. | Mongolia | 338,551 | 2020 | |
| 123. | Ireland | 341,277 | 2020 | |
| 122. | Kuwait | 346,918 | 2020 | |
| 121. | Lebanon | 350,666 | 2020 | |
| 120. | Republic of Congo | 350,907 | 2020 | |
| 119. | Georgia | 353,175 | 2020 | |
| 118. | Oman | 368,810 | 2020 | |
| 117. | Qatar | 402,977 | 2020 | |
| 116. | Slovakia | 405,874 | 2020 | |
| 115. | Costa Rica | 435,420 | 2020 | |
| 114. | Central African Republic | 437,059 | 2020 | |
| 113. | Bulgaria | 450,589 | 2020 | |
| 112. | Sierra Leone | 453,117 | 2020 | |
| 111. | Hong Kong | 453,293 | 2020 | |
| 110. | Serbia | 467,775 | 2020 | |
| 109. | El Salvador | 487,263 | 2020 | |
| 108. | Eritrea | 493,012 | 2020 | |
| 107. | Switzerland | 503,852 | 2020 | |
| 106. | Austria | 512,515 | 2020 | |
| 105. | Turkmenistan | 519,175 | 2020 | |
| 104. | Nicaragua | 519,370 | 2020 | |
| 103. | Papua New Guinea | 522,889 | 2020 | |
| 102. | Jordan | 524,220 | 2020 | |
| 101. | Kyrgyzstan | 559,543 | 2020 | |
| 100. | Israel | 580,619 | 2020 | |
| 99. | Laos | 600,055 | 2020 | |
| 98. | Libya | 602,022 | 2020 | |
| 97. | Paraguay | 613,524 | 2020 | |
| 96. | Hungary | 624,279 | 2020 | |
| 95. | Greece | 625,985 | 2020 | |
| 94. | Togo | 629,590 | 2020 | |
| 93. | Sweden | 642,603 | 2020 | |
| 92. | Belgium | 648,102 | 2020 | |
| 91. | Singapore | 652,438 | 2020 | |
| 90. | Portugal | 656,217 | 2020 | |
| 89. | Czech Republic | 661,204 | 2020 | |
| 88. | Honduras | 760,640 | 2020 | |
| 87. | Belarus | 778,096 | 2020 | |
| 86. | Somalia | 778,818 | 2020 | |
| 85. | Benin | 780,152 | 2020 | |
| 84. | Tajikistan | 809,635 | 2020 | |
| 83. | Cuba | 812,386 | 2020 | |
| 82. | Dominican Republic | 845,558 | 2020 | |
| 81. | Chad | 856,042 | 2020 | |
| 80. | Burundi | 862,671 | 2020 | |
| 79. | Tunisia | 867,198 | 2020 | |
| 78. | Guinea | 868,694 | 2020 | |
| 77. | Haiti | 869,846 | 2020 | |
| 76. | Azerbaijan | 944,724 | 2020 | |
| 75. | Bolivia | 949,193 | 2020 | |
| 74. | United Arab Emirates | 967,321 | 2020 | |
| 73. | Rwanda | 1,054,704 | 2020 | |
| 72. | Senegal | 1,089,082 | 2020 | |
| 71. | Netherlands | 1,094,210 | 2020 | |
| 70. | Mali | 1,108,651 | 2020 | |
| 69. | Zambia | 1,148,603 | 2020 | |
| 68. | Niger | 1,266,994 | 2020 | |
| 67. | Guatemala | 1,300,790 | 2020 | |
| 66. | Ecuador | 1,329,161 | 2020 | |
| 65. | Malawi | 1,370,486 | 2020 | |
| 64. | Burkina Faso | 1,384,149 | 2020 | |
| 63. | Chile | 1,386,120 | 2020 | |
| 62. | Zimbabwe | 1,402,820 | 2020 | |
| 61. | Angola | 1,439,740 | 2020 | |
| 60. | Taiwan | 1,585,561 | 2020 | |
| 59. | Sri Lanka | 1,590,394 | 2020 | |
| 58. | Cambodia | 1,596,405 | 2020 | |
| 57. | Kazakhstan | 1,672,632 | 2020 | |
| 56. | Romania | 1,685,171 | 2020 | |
| 55. | Australia | 1,696,354 | 2020 | |
| 54. | Mozambique | 1,704,591 | 2020 | |
| 53. | Cameroon | 1,759,234 | 2020 | |
| 52. | Madagascar | 1,883,739 | 2020 | |
| 51. | North Korea | 1,886,883 | 2020 | |
| 50. | Cote d'Ivoire | 1,992,220 | 2020 | |
| 49. | Syria | 2,135,761 | 2020 | |
| 48. | Yemen | 2,277,536 | 2020 | |
| 47. | Venezuela | 2,330,048 | 2020 | |
| 46. | Ghana | 2,385,319 | 2020 | |
| 45. | Malaysia | 2,402,301 | 2020 | |
| 44. | Canada | 2,419,648 | 2020 | |
| 43. | Afghanistan | 2,486,682 | 2020 | |
| 42. | Peru | 2,490,911 | 2020 | |
| 41. | Poland | 2,782,786 | 2020 | |
| 40. | Uganda | 2,853,366 | 2020 | |
| 39. | Morocco | 2,877,649 | 2020 | |
| 38. | Nepal | 2,900,241 | 2020 | |
| 37. | Iraq | 2,902,770 | 2020 | |
| 36. | Uzbekistan | 2,994,874 | 2020 | |
| 35. | Spain | 3,037,298 | 2020 | |
| 34. | South Korea | 3,087,510 | 2020 | |
| 33. | Saudi Arabia | 3,202,112 | 2020 | |
| 32. | Argentina | 3,296,369 | 2020 | |
| 31. | Ukraine | 3,481,221 | 2020 | |
| 30. | Italy | 3,545,863 | 2020 | |
| 29. | Algeria | 3,568,668 | 2020 |
