The World: Population - Age 15-19 (2019) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 101. | Belgium | 570,081 | 2019 | |
| 102. | Liberia | 522,692 | 2019 | |
| 103. | Greece | 516,938 | 2019 | |
| 104. | Hungary | 499,979 | 2019 | |
| 105. | Kyrgyzstan | 497,025 | 2019 | |
| 106. | Sweden | 486,806 | 2019 | |
| 107. | Czech Republic | 464,093 | 2019 | |
| 108. | Belarus | 448,321 | 2019 | |
| 109. | Turkmenistan | 442,007 | 2019 | |
| 110. | Mauritania | 409,861 | 2019 | |
| 111. | Switzerland | 404,074 | 2019 | |
| 112. | Austria | 402,084 | 2019 | |
| 113. | Serbia | 383,111 | 2019 | |
| 114. | Singapore | 379,042 | 2019 | |
| 115. | Costa Rica | 378,585 | 2019 | |
| 116. | Denmark | 351,083 | 2019 | |
| 117. | United Arab Emirates | 338,144 | 2019 | |
| 118. | Bulgaria | 329,601 | 2019 | |
| 119. | Panama | 322,102 | 2019 | |
| 120. | Ireland | 315,960 | 2019 | |
| 121. | West Bank | 304,035 | 2019 | |
| 122. | Lebanon | 302,864 | 2019 | |
| 123. | Oman | 298,013 | 2019 | |
| 124. | New Zealand | 296,911 | 2019 | |
| 125. | Norway | 296,363 | 2019 | |
| 126. | Jamaica | 292,505 | 2019 | |
| 127. | Finland | 285,923 | 2019 | |
| 128. | Slovakia | 279,424 | 2019 | |
| 129. | Hong Kong | 278,501 | 2019 | |
| 130. | Mongolia | 270,815 | 2019 | |
| 131. | Puerto Rico | 251,478 | 2019 | |
| 132. | Uruguay | 250,775 | 2019 | |
| 133. | Namibia | 250,278 | 2019 | |
| 134. | Botswana | 237,411 | 2019 | |
| 135. | Gaza Strip | 228,559 | 2019 | |
| 136. | The Gambia | 223,302 | 2019 | |
| 137. | Albania | 222,274 | 2019 | |
| 138. | Croatia | 218,642 | 2019 | |
| 139. | Georgia | 216,566 | 2019 | |
| 140. | Gabon | 204,552 | 2019 | |
| 141. | Bosnia and Herzegovina | 203,824 | 2019 | |
| 142. | Guinea-Bissau | 198,459 | 2019 | |
| 143. | Lesotho | 196,677 | 2019 | |
| 144. | Moldova | 184,545 | 2019 | |
| 145. | Kuwait | 183,092 | 2019 | |
| 146. | Swaziland | 169,821 | 2019 | |
| 147. | Kosovo | 166,183 | 2019 | |
| 148. | Armenia | 155,549 | 2019 | |
| 149. | Lithuania | 154,395 | 2019 | |
| 150. | East Timor | 128,840 | 2019 | |
| 151. | Macedonia | 126,529 | 2019 | |
| 152. | Bahrain | 100,320 | 2019 | |
| 153. | Mauritius | 97,439 | 2019 | |
| 154. | Qatar | 95,740 | 2019 | |
| 155. | Comoros | 94,653 | 2019 | |
| 156. | Latvia | 93,453 | 2019 | |
| 157. | Djibouti | 91,318 | 2019 | |
| 158. | Slovenia | 89,023 | 2019 | |
| 159. | Equatorial Guinea | 87,231 | 2019 | |
| 160. | Guyana | 81,715 | 2019 | |
| 161. | Fiji | 72,206 | 2019 | |
| 162. | Trinidad and Tobago | 70,644 | 2019 | |
| 163. | Solomon Islands | 69,808 | 2019 | |
| 164. | Bhutan | 69,098 | 2019 | |
| 165. | Cyprus | 67,775 | 2019 | |
| 166. | Western Sahara | 65,170 | 2019 | |
| 167. | Estonia | 61,302 | 2019 | |
| 168. | Cape Verde | 54,856 | 2019 | |
| 169. | Suriname | 52,603 | 2019 | |
| 170. | Belize | 38,682 | 2019 | |
| 171. | Brunei | 35,251 | 2019 | |
| 172. | Luxembourg | 33,192 | 2019 | |
| 173. | Maldives | 30,138 | 2019 | |
| 174. | Macau | 29,965 | 2019 | |
| 175. | Mayotte | 29,624 | 2019 | |
| 176. | Montenegro | 29,358 | 2019 | |
| 177. | The Bahamas | 25,016 | 2019 | |
| 178. | Sao Tome and Principe | 24,584 | 2019 | |
| 179. | French Polynesia | 22,324 | 2019 | |
| 180. | New Caledonia | 22,277 | 2019 | |
| 181. | Vanuatu | 21,836 | 2019 | |
| 182. | Iceland | 21,222 | 2019 | |
| 183. | Malta | 20,807 | 2019 | |
| 184. | Samoa | 20,788 | 2019 | |
| 185. | Barbados | 18,181 | 2019 | |
| 186. | Guam | 16,950 | 2019 | |
| 187. | Kiribati | 11,178 | 2019 | |
| 188. | Saint Lucia | 11,171 | 2019 | |
| 189. | Tonga | 11,086 | 2019 | |
| 190. | Federated States of Micronesia | 10,504 | 2019 | |
| 191. | Netherlands Antilles | 9,863 | 2019 | |
| 192. | Grenada | 8,117 | 2019 | |
| 193. | Antigua and Barbuda | 7,845 | 2019 | |
| 194. | Saint Vincent and the Grenadines | 7,726 | 2019 | |
| 195. | Marshall Islands | 7,722 | 2019 | |
| 196. | American Samoa | 6,891 | 2019 | |
| 197. | Aruba | 6,708 | 2019 | |
| 198. | U.S. Virgin Islands | 6,241 | 2019 | |
| 199. | Seychelles | 5,938 | 2019 | |
| 200. | Channel Islands | 5,658 | 2019 |
