The World: Population - Age 25-29 (2023) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 96. | Jordan | 621,530 | 2023 | |
| 70. | Kazakhstan | 1,352,974 | 2023 | |
| 26. | Kenya | 4,134,928 | 2023 | |
| 189. | Kiribati | 10,936 | 2023 | |
| 151. | Kosovo | 152,054 | 2023 | |
| 119. | Kuwait | 354,086 | 2023 | |
| 106. | Kyrgyzstan | 510,316 | 2023 | |
| 88. | Laos | 703,507 | 2023 | |
| 158. | Latvia | 93,940 | 2023 | |
| 126. | Lebanon | 311,720 | 2023 | |
| 146. | Lesotho | 171,807 | 2023 | |
| 115. | Liberia | 387,362 | 2023 | |
| 99. | Libya | 598,201 | 2023 | |
| 214. | Liechtenstein | 2,438 | 2023 | |
| 144. | Lithuania | 190,883 | 2023 | |
| 172. | Luxembourg | 39,947 | 2023 | |
| 171. | Macau | 40,483 | 2023 | |
| 152. | Macedonia | 145,913 | 2023 | |
| 47. | Madagascar | 2,433,205 | 2023 | |
| 58. | Malawi | 1,788,932 | 2023 | |
| 46. | Malaysia | 2,559,401 | 2023 | |
| 173. | Maldives | 38,651 | 2023 | |
| 65. | Mali | 1,477,671 | 2023 | |
| 177. | Malta | 24,996 | 2023 | |
| 199. | Marshall Islands | 6,203 | 2023 | |
| 120. | Mauritania | 348,133 | 2023 | |
| 155. | Mauritius | 100,040 | 2023 | |
| 182. | Mayotte | 18,663 | 2023 | |
| 10. | Mexico | 10,015,255 | 2023 | |
| 143. | Moldova | 196,326 | 2023 | |
| 219. | Monaco | 1,423 | 2023 | |
| 132. | Mongolia | 286,883 | 2023 | |
| 175. | Montenegro | 30,257 | 2023 | |
| 227. | Montserrat | 342 | 2023 | |
| 40. | Morocco | 2,795,193 | 2023 | |
| 43. | Mozambique | 2,619,108 | 2023 | |
| 21. | Myanmar | 4,978,434 | 2023 | |
| 139. | Namibia | 247,499 | 2023 | |
| 223. | Nauru | 736 | 2023 | |
| 30. | Nepal | 3,612,193 | 2023 | |
| 76. | Netherlands | 1,086,389 | 2023 | |
| 188. | Netherlands Antilles | 11,169 | 2023 | |
| 178. | New Caledonia | 23,860 | 2023 | |
| 130. | New Zealand | 299,945 | 2023 | |
| 95. | Nicaragua | 622,884 | 2023 | |
| 57. | Niger | 1,805,051 | 2023 | |
| 6. | Nigeria | 17,236,250 | 2023 | |
| 55. | North Korea | 1,988,260 | 2023 | |
| 212. | Northern Mariana Islands | 3,094 | 2023 | |
| 121. | Norway | 323,095 | 2023 | |
| 118. | Oman | 379,047 | 2023 | |
| 5. | Pakistan | 21,093,982 | 2023 | |
| 218. | Palau | 1,930 | 2023 | |
| 122. | Panama | 316,544 | 2023 | |
| 91. | Papua New Guinea | 660,020 | 2023 | |
| 89. | Paraguay | 692,419 | 2023 | |
| 39. | Peru | 2,838,391 | 2023 | |
| 9. | Philippines | 10,251,481 | 2023 | |
| 52. | Poland | 2,103,813 | 2023 | |
| 97. | Portugal | 615,295 | 2023 | |
| 138. | Puerto Rico | 254,533 | 2023 | |
| 125. | Qatar | 313,086 | 2023 | |
| 111. | Republic of Congo | 482,167 | 2023 | |
| 74. | Romania | 1,141,462 | 2023 | |
| 17. | Russia | 6,507,399 | 2023 | |
| 71. | Rwanda | 1,146,494 | 2023 | |
| 225. | Saint Barthélemy | 517 | 2023 | |
| 226. | Saint Helena | 480 | 2023 | |
| 210. | Saint Kitts and Nevis | 3,660 | 2023 | |
| 187. | Saint Lucia | 11,750 | 2023 | |
| 215. | Saint Martin | 2,413 | 2023 | |
| 228. | Saint Pierre and Miquelon | 193 | 2023 | |
| 196. | Saint Vincent and the Grenadines | 7,142 | 2023 | |
| 184. | Samoa | 18,043 | 2023 | |
| 217. | San Marino | 2,052 | 2023 | |
| 185. | Sao Tome and Principe | 17,594 | 2023 | |
| 37. | Saudi Arabia | 3,112,267 | 2023 | |
| 68. | Senegal | 1,373,542 | 2023 | |
| 114. | Serbia | 412,069 | 2023 | |
| 198. | Seychelles | 6,715 | 2023 | |
| 104. | Sierra Leone | 527,684 | 2023 | |
| 93. | Singapore | 643,173 | 2023 | |
| 211. | Sint Maarten | 3,134 | 2023 | |
| 127. | Slovakia | 311,030 | 2023 | |
| 157. | Slovenia | 95,374 | 2023 | |
| 165. | Solomon Islands | 62,296 | 2023 | |
| 82. | Somalia | 922,775 | 2023 | |
| 23. | South Africa | 4,484,165 | 2023 | |
| 32. | South Korea | 3,358,926 | 2023 | |
| 44. | Spain | 2,592,907 | 2023 | |
| 61. | Sri Lanka | 1,587,814 | 2023 | |
| 20. | Sudan | 5,032,488 | 2023 | |
| 169. | Suriname | 50,198 | 2023 | |
| 150. | Swaziland | 154,447 | 2023 | |
| 101. | Sweden | 555,214 | 2023 | |
| 112. | Switzerland | 468,939 | 2023 | |
| 51. | Syria | 2,226,903 | 2023 | |
| 62. | Taiwan | 1,568,470 | 2023 | |
| 86. | Tajikistan | 760,467 | 2023 | |
| 22. | Tanzania | 4,912,120 | 2023 |
