The World: Population - Age 15-19 (2019) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 28. | Afghanistan | 3,919,611 | 2019 | |
| 137. | Albania | 222,274 | 2019 | |
| 40. | Algeria | 2,819,396 | 2019 | |
| 196. | American Samoa | 6,891 | 2019 | |
| 203. | Andorra | 4,604 | 2019 | |
| 52. | Angola | 2,385,696 | 2019 | |
| 220. | Anguilla | 1,304 | 2019 | |
| 193. | Antigua and Barbuda | 7,845 | 2019 | |
| 32. | Argentina | 3,485,096 | 2019 | |
| 148. | Armenia | 155,549 | 2019 | |
| 197. | Aruba | 6,708 | 2019 | |
| 70. | Australia | 1,405,274 | 2019 | |
| 112. | Austria | 402,084 | 2019 | |
| 94. | Azerbaijan | 629,772 | 2019 | |
| 152. | Bahrain | 100,320 | 2019 | |
| 7. | Bangladesh | 18,045,760 | 2019 | |
| 185. | Barbados | 18,181 | 2019 | |
| 108. | Belarus | 448,321 | 2019 | |
| 101. | Belgium | 570,081 | 2019 | |
| 170. | Belize | 38,682 | 2019 | |
| 72. | Benin | 1,300,254 | 2019 | |
| 204. | Bermuda | 4,241 | 2019 | |
| 164. | Bhutan | 69,098 | 2019 | |
| 77. | Bolivia | 1,150,758 | 2019 | |
| 141. | Bosnia and Herzegovina | 203,824 | 2019 | |
| 134. | Botswana | 237,411 | 2019 | |
| 8. | Brazil | 17,788,972 | 2019 | |
| 213. | British Virgin Islands | 2,145 | 2019 | |
| 171. | Brunei | 35,251 | 2019 | |
| 118. | Bulgaria | 329,601 | 2019 | |
| 53. | Burkina Faso | 2,308,810 | 2019 | |
| 69. | Burundi | 1,431,219 | 2019 | |
| 68. | Cambodia | 1,477,286 | 2019 | |
| 46. | Cameroon | 2,525,417 | 2019 | |
| 55. | Canada | 1,962,107 | 2019 | |
| 168. | Cape Verde | 54,856 | 2019 | |
| 207. | Cayman Islands | 3,557 | 2019 | |
| 95. | Central African Republic | 620,767 | 2019 | |
| 65. | Chad | 1,505,347 | 2019 | |
| 200. | Channel Islands | 5,658 | 2019 | |
| 74. | Chile | 1,265,500 | 2019 | |
| 2. | China | 75,823,664 | 2019 | |
| 27. | Colombia | 3,971,461 | 2019 | |
| 155. | Comoros | 94,653 | 2019 | |
| 224. | Cook Islands | 679 | 2019 | |
| 115. | Costa Rica | 378,585 | 2019 | |
| 42. | Cote d'Ivoire | 2,754,751 | 2019 | |
| 138. | Croatia | 218,642 | 2019 | |
| 91. | Cuba | 672,522 | 2019 | |
| 165. | Cyprus | 67,775 | 2019 | |
| 107. | Czech Republic | 464,093 | 2019 | |
| 12. | Democratic Republic of the Congo | 9,898,350 | 2019 | |
| 116. | Denmark | 351,083 | 2019 | |
| 157. | Djibouti | 91,318 | 2019 | |
| 202. | Dominica | 4,816 | 2019 | |
| 82. | Dominican Republic | 985,641 | 2019 | |
| 150. | East Timor | 128,840 | 2019 | |
| 66. | Ecuador | 1,504,686 | 2019 | |
| 13. | Egypt | 8,621,398 | 2019 | |
| 100. | El Salvador | 594,260 | 2019 | |
| 159. | Equatorial Guinea | 87,231 | 2019 | |
| 85. | Eritrea | 799,181 | 2019 | |
| 167. | Estonia | 61,302 | 2019 | |
| 9. | Ethiopia | 12,729,183 | 2019 | |
| 208. | Faroe Islands | 3,554 | 2019 | |
| 190. | Federated States of Micronesia | 10,504 | 2019 | |
| 161. | Fiji | 72,206 | 2019 | |
| 127. | Finland | 285,923 | 2019 | |
| 26. | France | 4,089,808 | 2019 | |
| 179. | French Polynesia | 22,324 | 2019 | |
| 140. | Gabon | 204,552 | 2019 | |
| 135. | Gaza Strip | 228,559 | 2019 | |
| 139. | Georgia | 216,566 | 2019 | |
| 29. | Germany | 3,750,754 | 2019 | |
| 37. | Ghana | 2,917,548 | 2019 | |
| 216. | Gibraltar | 1,847 | 2019 | |
| 103. | Greece | 516,938 | 2019 | |
| 205. | Greenland | 4,032 | 2019 | |
| 192. | Grenada | 8,117 | 2019 | |
| 186. | Guam | 16,950 | 2019 | |
| 62. | Guatemala | 1,701,153 | 2019 | |
| 210. | Guernsey | 3,314 | 2019 | |
| 71. | Guinea | 1,390,841 | 2019 | |
| 142. | Guinea-Bissau | 198,459 | 2019 | |
| 160. | Guyana | 81,715 | 2019 | |
| 78. | Haiti | 1,138,765 | 2019 | |
| 81. | Honduras | 991,992 | 2019 | |
| 129. | Hong Kong | 278,501 | 2019 | |
| 104. | Hungary | 499,979 | 2019 | |
| 182. | Iceland | 21,222 | 2019 | |
| 1. | India | 116,911,112 | 2019 | |
| 3. | Indonesia | 22,434,688 | 2019 | |
| 17. | Iran | 5,962,193 | 2019 | |
| 30. | Iraq | 3,746,357 | 2019 | |
| 120. | Ireland | 315,960 | 2019 | |
| 201. | Isle of Man | 4,854 | 2019 | |
| 90. | Israel | 693,560 | 2019 | |
| 36. | Italy | 2,945,048 | 2019 | |
| 126. | Jamaica | 292,505 | 2019 | |
| 19. | Japan | 5,840,115 | 2019 |
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