The World: Population - Age 35-39 (2021) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 128. | Mongolia | 298,948 | 2021 | |
| 127. | Liberia | 300,124 | 2021 | |
| 126. | Denmark | 306,698 | 2021 | |
| 125. | Croatia | 309,845 | 2021 | |
| 124. | Kuwait | 312,144 | 2021 | |
| 123. | Bosnia and Herzegovina | 320,564 | 2021 | |
| 122. | Finland | 329,340 | 2021 | |
| 121. | Georgia | 331,108 | 2021 | |
| 120. | Lebanon | 334,110 | 2021 | |
| 119. | Oman | 344,281 | 2021 | |
| 118. | Central African Republic | 361,702 | 2021 | |
| 117. | Sierra Leone | 385,027 | 2021 | |
| 116. | Qatar | 398,654 | 2021 | |
| 115. | Ireland | 400,279 | 2021 | |
| 114. | Costa Rica | 415,014 | 2021 | |
| 113. | El Salvador | 434,206 | 2021 | |
| 112. | Slovakia | 438,309 | 2021 | |
| 111. | Eritrea | 441,976 | 2021 | |
| 110. | Turkmenistan | 453,161 | 2021 | |
| 109. | Papua New Guinea | 462,994 | 2021 | |
| 108. | Nicaragua | 467,850 | 2021 | |
| 107. | Bulgaria | 471,074 | 2021 | |
| 106. | Jordan | 475,649 | 2021 | |
| 105. | Kyrgyzstan | 494,834 | 2021 | |
| 104. | Serbia | 496,790 | 2021 | |
| 103. | Switzerland | 503,237 | 2021 | |
| 102. | Hong Kong | 519,247 | 2021 | |
| 101. | Austria | 520,761 | 2021 | |
| 100. | Laos | 522,168 | 2021 | |
| 99. | Togo | 540,834 | 2021 | |
| 98. | Paraguay | 541,828 | 2021 | |
| 97. | Israel | 565,295 | 2021 | |
| 96. | Sweden | 566,290 | 2021 | |
| 95. | Singapore | 599,352 | 2021 | |
| 94. | Libya | 599,878 | 2021 | |
| 93. | Hungary | 632,346 | 2021 | |
| 92. | Somalia | 634,073 | 2021 | |
| 91. | Belgium | 640,463 | 2021 | |
| 90. | Honduras | 667,495 | 2021 | |
| 89. | Benin | 678,480 | 2021 | |
| 88. | Czech Republic | 693,301 | 2021 | |
| 87. | Tajikistan | 694,125 | 2021 | |
| 86. | Chad | 706,266 | 2021 | |
| 85. | Portugal | 712,617 | 2021 | |
| 84. | Cuba | 727,661 | 2021 | |
| 83. | Greece | 732,083 | 2021 | |
| 82. | Burundi | 736,596 | 2021 | |
| 81. | Guinea | 746,606 | 2021 | |
| 80. | Haiti | 748,126 | 2021 | |
| 79. | Dominican Republic | 776,859 | 2021 | |
| 78. | Belarus | 798,565 | 2021 | |
| 77. | United Arab Emirates | 811,887 | 2021 | |
| 76. | Azerbaijan | 833,015 | 2021 | |
| 75. | Bolivia | 865,086 | 2021 | |
| 74. | Tunisia | 906,203 | 2021 | |
| 73. | Senegal | 928,745 | 2021 | |
| 72. | Mali | 956,715 | 2021 | |
| 71. | Rwanda | 960,890 | 2021 | |
| 70. | Zambia | 977,897 | 2021 | |
| 69. | Netherlands | 1,036,452 | 2021 | |
| 68. | Guatemala | 1,072,872 | 2021 | |
| 67. | Niger | 1,087,882 | 2021 | |
| 66. | Malawi | 1,152,681 | 2021 | |
| 65. | Burkina Faso | 1,173,369 | 2021 | |
| 64. | Ecuador | 1,231,423 | 2021 | |
| 63. | Angola | 1,235,310 | 2021 | |
| 62. | Zimbabwe | 1,293,749 | 2021 | |
| 61. | Chile | 1,295,483 | 2021 | |
| 60. | Mozambique | 1,317,227 | 2021 | |
| 59. | Cambodia | 1,423,014 | 2021 | |
| 58. | Cameroon | 1,490,653 | 2021 | |
| 57. | Kazakhstan | 1,500,420 | 2021 | |
| 56. | Romania | 1,595,226 | 2021 | |
| 55. | Madagascar | 1,607,673 | 2021 | |
| 54. | Cote d'Ivoire | 1,674,357 | 2021 | |
| 53. | Australia | 1,694,285 | 2021 | |
| 52. | Sri Lanka | 1,706,228 | 2021 | |
| 51. | North Korea | 1,756,126 | 2021 | |
| 50. | Taiwan | 1,812,581 | 2021 | |
| 49. | Syria | 1,922,474 | 2021 | |
| 48. | Afghanistan | 1,937,675 | 2021 | |
| 47. | Yemen | 2,008,119 | 2021 | |
| 46. | Ghana | 2,042,813 | 2021 | |
| 45. | Peru | 2,201,098 | 2021 | |
| 44. | Uganda | 2,204,633 | 2021 | |
| 43. | Venezuela | 2,214,586 | 2021 | |
| 42. | Malaysia | 2,392,177 | 2021 | |
| 41. | Canada | 2,417,954 | 2021 | |
| 40. | Nepal | 2,497,874 | 2021 | |
| 39. | Uzbekistan | 2,632,905 | 2021 | |
| 38. | Iraq | 2,688,798 | 2021 | |
| 37. | Morocco | 2,809,419 | 2021 | |
| 36. | Saudi Arabia | 2,956,076 | 2021 | |
| 35. | Tanzania | 3,165,294 | 2021 | |
| 34. | Argentina | 3,202,149 | 2021 | |
| 33. | Poland | 3,248,080 | 2021 | |
| 32. | Sudan | 3,371,772 | 2021 | |
| 31. | Spain | 3,496,522 | 2021 | |
| 30. | Kenya | 3,536,621 | 2021 | |
| 29. | Colombia | 3,537,358 | 2021 |
