The World: Population - Age 25-29 (2018) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 38. | Afghanistan | 2,942,985 | 2018 | |
| 135. | Albania | 290,737 | 2018 | |
| 29. | Algeria | 3,549,978 | 2018 | |
| 198. | American Samoa | 6,614 | 2018 | |
| 209. | Andorra | 3,924 | 2018 | |
| 57. | Angola | 1,635,284 | 2018 | |
| 221. | Anguilla | 1,181 | 2018 | |
| 197. | Antigua and Barbuda | 7,093 | 2018 | |
| 32. | Argentina | 3,365,923 | 2018 | |
| 131. | Armenia | 303,163 | 2018 | |
| 194. | Aruba | 7,648 | 2018 | |
| 56. | Australia | 1,690,376 | 2018 | |
| 108. | Austria | 515,410 | 2018 | |
| 75. | Azerbaijan | 972,155 | 2018 | |
| 153. | Bahrain | 146,268 | 2018 | |
| 8. | Bangladesh | 14,200,063 | 2018 | |
| 182. | Barbados | 21,029 | 2018 | |
| 89. | Belarus | 680,725 | 2018 | |
| 93. | Belgium | 656,929 | 2018 | |
| 175. | Belize | 33,339 | 2018 | |
| 82. | Benin | 875,446 | 2018 | |
| 205. | Bermuda | 4,335 | 2018 | |
| 161. | Bhutan | 77,110 | 2018 | |
| 74. | Bolivia | 996,126 | 2018 | |
| 127. | Bosnia and Herzegovina | 318,363 | 2018 | |
| 143. | Botswana | 227,299 | 2018 | |
| 6. | Brazil | 16,279,659 | 2018 | |
| 213. | British Virgin Islands | 3,102 | 2018 | |
| 172. | Brunei | 41,890 | 2018 | |
| 116. | Bulgaria | 401,890 | 2018 | |
| 60. | Burkina Faso | 1,584,724 | 2018 | |
| 79. | Burundi | 949,556 | 2018 | |
| 55. | Cambodia | 1,691,774 | 2018 | |
| 54. | Cameroon | 1,952,221 | 2018 | |
| 48. | Canada | 2,427,946 | 2018 | |
| 167. | Cape Verde | 54,353 | 2018 | |
| 208. | Cayman Islands | 3,943 | 2018 | |
| 111. | Central African Republic | 483,622 | 2018 | |
| 76. | Chad | 969,804 | 2018 | |
| 190. | Channel Islands | 8,751 | 2018 | |
| 65. | Chile | 1,454,817 | 2018 | |
| 1. | China | 112,848,104 | 2018 | |
| 26. | Colombia | 4,103,987 | 2018 | |
| 165. | Comoros | 61,910 | 2018 | |
| 224. | Cook Islands | 599 | 2018 | |
| 113. | Costa Rica | 430,502 | 2018 | |
| 49. | Cote d'Ivoire | 2,192,384 | 2018 | |
| 137. | Croatia | 271,706 | 2018 | |
| 87. | Cuba | 801,584 | 2018 | |
| 156. | Cyprus | 108,231 | 2018 | |
| 96. | Czech Republic | 638,660 | 2018 | |
| 16. | Democratic Republic of the Congo | 7,120,247 | 2018 | |
| 119. | Denmark | 363,375 | 2018 | |
| 158. | Djibouti | 92,231 | 2018 | |
| 200. | Dominica | 5,977 | 2018 | |
| 80. | Dominican Republic | 896,014 | 2018 | |
| 154. | East Timor | 127,688 | 2018 | |
| 68. | Ecuador | 1,379,317 | 2018 | |
| 15. | Egypt | 7,506,041 | 2018 | |
| 106. | El Salvador | 549,837 | 2018 | |
| 164. | Equatorial Guinea | 62,387 | 2018 | |
| 105. | Eritrea | 561,253 | 2018 | |
| 160. | Estonia | 82,937 | 2018 | |
| 14. | Ethiopia | 8,379,176 | 2018 | |
| 207. | Faroe Islands | 4,018 | 2018 | |
| 192. | Federated States of Micronesia | 8,512 | 2018 | |
| 162. | Fiji | 72,573 | 2018 | |
| 123. | Finland | 331,444 | 2018 | |
| 27. | France | 4,070,923 | 2018 | |
| 178. | French Polynesia | 24,477 | 2018 | |
| 152. | Gabon | 146,287 | 2018 | |
| 146. | Gaza Strip | 181,180 | 2018 | |
| 121. | Georgia | 346,892 | 2018 | |
| 22. | Germany | 4,860,283 | 2018 | |
| 45. | Ghana | 2,558,181 | 2018 | |
| 215. | Gibraltar | 2,485 | 2018 | |
| 104. | Greece | 572,565 | 2018 | |
| 203. | Greenland | 4,763 | 2018 | |
| 191. | Grenada | 8,669 | 2018 | |
| 184. | Guam | 15,420 | 2018 | |
| 64. | Guatemala | 1,462,521 | 2018 | |
| 204. | Guernsey | 4,457 | 2018 | |
| 77. | Guinea | 969,712 | 2018 | |
| 149. | Guinea-Bissau | 151,654 | 2018 | |
| 163. | Guyana | 62,955 | 2018 | |
| 78. | Haiti | 965,413 | 2018 | |
| 85. | Honduras | 831,104 | 2018 | |
| 114. | Hong Kong | 426,965 | 2018 | |
| 97. | Hungary | 621,182 | 2018 | |
| 179. | Iceland | 23,761 | 2018 | |
| 2. | India | 106,472,584 | 2018 | |
| 4. | Indonesia | 20,478,796 | 2018 | |
| 12. | Iran | 8,935,761 | 2018 | |
| 39. | Iraq | 2,939,056 | 2018 | |
| 130. | Ireland | 307,420 | 2018 | |
| 202. | Isle of Man | 5,296 | 2018 | |
| 100. | Israel | 593,917 | 2018 | |
| 31. | Italy | 3,373,951 | 2018 | |
| 133. | Jamaica | 301,607 | 2018 | |
| 18. | Japan | 6,129,885 | 2018 |
← previous |
