The World: Population - Age 15-19 (2023) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 27. | Afghanistan | 4,082,482 | 2023 | |
| 146. | Albania | 172,240 | 2023 | |
| 43. | Algeria | 2,716,966 | 2023 | |
| 197. | American Samoa | 6,664 | 2023 | |
| 203. | Andorra | 4,509 | 2023 | |
| 49. | Angola | 2,542,400 | 2023 | |
| 220. | Anguilla | 1,278 | 2023 | |
| 194. | Antigua and Barbuda | 7,326 | 2023 | |
| 31. | Argentina | 3,601,994 | 2023 | |
| 147. | Armenia | 167,154 | 2023 | |
| 195. | Aruba | 6,963 | 2023 | |
| 72. | Australia | 1,452,844 | 2023 | |
| 113. | Austria | 383,926 | 2023 | |
| 91. | Azerbaijan | 746,119 | 2023 | |
| 154. | Bahrain | 100,286 | 2023 | |
| 8. | Bangladesh | 17,802,350 | 2023 | |
| 185. | Barbados | 17,763 | 2023 | |
| 108. | Belarus | 449,591 | 2023 | |
| 101. | Belgium | 549,574 | 2023 | |
| 170. | Belize | 39,706 | 2023 | |
| 73. | Benin | 1,418,740 | 2023 | |
| 204. | Bermuda | 4,128 | 2023 | |
| 166. | Bhutan | 66,635 | 2023 | |
| 76. | Bolivia | 1,175,515 | 2023 | |
| 142. | Bosnia and Herzegovina | 196,019 | 2023 | |
| 132. | Botswana | 243,053 | 2023 | |
| 7. | Brazil | 17,863,128 | 2023 | |
| 213. | British Virgin Islands | 2,127 | 2023 | |
| 171. | Brunei | 33,412 | 2023 | |
| 120. | Bulgaria | 325,941 | 2023 | |
| 48. | Burkina Faso | 2,593,422 | 2023 | |
| 66. | Burundi | 1,606,307 | 2023 | |
| 67. | Cambodia | 1,586,060 | 2023 | |
| 47. | Cameroon | 2,676,578 | 2023 | |
| 58. | Canada | 2,006,805 | 2023 | |
| 168. | Cape Verde | 52,934 | 2023 | |
| 207. | Cayman Islands | 3,677 | 2023 | |
| 94. | Central African Republic | 670,899 | 2023 | |
| 68. | Chad | 1,537,095 | 2023 | |
| 200. | Channel Islands | 5,558 | 2023 | |
| 75. | Chile | 1,220,441 | 2023 | |
| 2. | China | 73,893,616 | 2023 | |
| 29. | Colombia | 3,878,164 | 2023 | |
| 152. | Comoros | 104,841 | 2023 | |
| 224. | Cook Islands | 542 | 2023 | |
| 114. | Costa Rica | 365,241 | 2023 | |
| 40. | Cote d'Ivoire | 2,851,175 | 2023 | |
| 139. | Croatia | 217,881 | 2023 | |
| 98. | Cuba | 573,601 | 2023 | |
| 165. | Cyprus | 67,786 | 2023 | |
| 107. | Czech Republic | 465,732 | 2023 | |
| 11. | Democratic Republic of the Congo | 10,691,333 | 2023 | |
| 118. | Denmark | 330,738 | 2023 | |
| 158. | Djibouti | 90,480 | 2023 | |
| 202. | Dominica | 4,632 | 2023 | |
| 83. | Dominican Republic | 933,955 | 2023 | |
| 150. | East Timor | 133,248 | 2023 | |
| 70. | Ecuador | 1,486,117 | 2023 | |
| 13. | Egypt | 9,272,861 | 2023 | |
| 103. | El Salvador | 526,770 | 2023 | |
| 156. | Equatorial Guinea | 95,224 | 2023 | |
| 85. | Eritrea | 850,527 | 2023 | |
| 167. | Estonia | 63,117 | 2023 | |
| 9. | Ethiopia | 14,585,960 | 2023 | |
| 209. | Faroe Islands | 3,424 | 2023 | |
| 191. | Federated States of Micronesia | 9,641 | 2023 | |
| 160. | Fiji | 79,098 | 2023 | |
| 128. | Finland | 279,217 | 2023 | |
| 26. | France | 4,164,654 | 2023 | |
| 181. | French Polynesia | 21,201 | 2023 | |
| 137. | Gabon | 221,861 | 2023 | |
| 131. | Gaza Strip | 261,457 | 2023 | |
| 138. | Georgia | 221,765 | 2023 | |
| 33. | Germany | 3,542,632 | 2023 | |
| 37. | Ghana | 3,012,582 | 2023 | |
| 215. | Gibraltar | 1,909 | 2023 | |
| 104. | Greece | 521,410 | 2023 | |
| 205. | Greenland | 3,905 | 2023 | |
| 192. | Grenada | 8,460 | 2023 | |
| 186. | Guam | 15,921 | 2023 | |
| 63. | Guatemala | 1,723,966 | 2023 | |
| 210. | Guernsey | 3,363 | 2023 | |
| 69. | Guinea | 1,524,354 | 2023 | |
| 140. | Guinea-Bissau | 212,091 | 2023 | |
| 161. | Guyana | 72,748 | 2023 | |
| 77. | Haiti | 1,108,852 | 2023 | |
| 80. | Honduras | 984,172 | 2023 | |
| 130. | Hong Kong | 276,064 | 2023 | |
| 105. | Hungary | 504,030 | 2023 | |
| 183. | Iceland | 20,758 | 2023 | |
| 1. | India | 116,260,936 | 2023 | |
| 5. | Indonesia | 22,140,244 | 2023 | |
| 19. | Iran | 6,205,209 | 2023 | |
| 28. | Iraq | 3,972,600 | 2023 | |
| 117. | Ireland | 342,776 | 2023 | |
| 201. | Isle of Man | 4,960 | 2023 | |
| 93. | Israel | 718,706 | 2023 | |
| 38. | Italy | 3,010,823 | 2023 | |
| 127. | Jamaica | 279,670 | 2023 | |
| 22. | Japan | 5,596,968 | 2023 |
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