The World: Population - Age 20-24 (2025) - Top 100+
| Rank | Country | Population | Year | |
|---|---|---|---|---|
| 101. | Belgium | 575,143 | 2025 (Est.) | |
| 102. | Greece | 534,132 | 2025 (Est.) | |
| 103. | Liberia | 527,995 | 2025 (Est.) | |
| 104. | El Salvador | 527,620 | 2025 (Est.) | |
| 105. | Singapore | 515,380 | 2025 (Est.) | |
| 106. | Sweden | 504,093 | 2025 (Est.) | |
| 107. | Hungary | 497,978 | 2025 (Est.) | |
| 108. | Kyrgyzstan | 496,494 | 2025 (Est.) | |
| 109. | Czech Republic | 470,745 | 2025 (Est.) | |
| 110. | Belarus | 445,185 | 2025 (Est.) | |
| 111. | Turkmenistan | 428,254 | 2025 (Est.) | |
| 112. | Mauritania | 408,257 | 2025 (Est.) | |
| 113. | Austria | 407,746 | 2025 (Est.) | |
| 114. | Switzerland | 405,528 | 2025 (Est.) | |
| 115. | Serbia | 384,604 | 2025 (Est.) | |
| 116. | Costa Rica | 373,758 | 2025 (Est.) | |
| 117. | Denmark | 354,118 | 2025 (Est.) | |
| 118. | Ireland | 331,115 | 2025 (Est.) | |
| 119. | Oman | 321,193 | 2025 (Est.) | |
| 120. | Panama | 320,745 | 2025 (Est.) | |
| 121. | Bulgaria | 319,934 | 2025 (Est.) | |
| 122. | West Bank | 302,008 | 2025 (Est.) | |
| 123. | New Zealand | 298,531 | 2025 (Est.) | |
| 124. | Norway | 295,237 | 2025 (Est.) | |
| 125. | Jamaica | 286,424 | 2025 (Est.) | |
| 126. | Lebanon | 285,767 | 2025 (Est.) | |
| 127. | Finland | 283,571 | 2025 (Est.) | |
| 128. | Slovakia | 281,652 | 2025 (Est.) | |
| 129. | Hong Kong | 279,966 | 2025 (Est.) | |
| 130. | Kuwait | 272,176 | 2025 (Est.) | |
| 131. | Mongolia | 271,108 | 2025 (Est.) | |
| 132. | Uruguay | 243,315 | 2025 (Est.) | |
| 133. | Namibia | 239,741 | 2025 (Est.) | |
| 134. | Botswana | 238,245 | 2025 (Est.) | |
| 135. | Gaza Strip | 236,826 | 2025 (Est.) | |
| 136. | Puerto Rico | 229,075 | 2025 (Est.) | |
| 137. | The Gambia | 225,710 | 2025 (Est.) | |
| 138. | Croatia | 217,278 | 2025 (Est.) | |
| 139. | Georgia | 209,447 | 2025 (Est.) | |
| 140. | Gabon | 203,273 | 2025 (Est.) | |
| 141. | Albania | 203,219 | 2025 (Est.) | |
| 142. | Guinea-Bissau | 197,493 | 2025 (Est.) | |
| 143. | Bosnia and Herzegovina | 196,587 | 2025 (Est.) | |
| 144. | Qatar | 188,244 | 2025 (Est.) | |
| 145. | Lesotho | 186,844 | 2025 (Est.) | |
| 146. | Swaziland | 169,643 | 2025 (Est.) | |
| 147. | Moldova | 169,285 | 2025 (Est.) | |
| 148. | Kosovo | 162,031 | 2025 (Est.) | |
| 149. | Armenia | 154,977 | 2025 (Est.) | |
| 150. | Lithuania | 147,739 | 2025 (Est.) | |
| 151. | East Timor | 127,091 | 2025 (Est.) | |
| 152. | Bahrain | 125,207 | 2025 (Est.) | |
| 153. | Macedonia | 122,159 | 2025 (Est.) | |
| 154. | Djibouti | 96,652 | 2025 (Est.) | |
| 155. | Mauritius | 96,155 | 2025 (Est.) | |
| 156. | Comoros | 94,152 | 2025 (Est.) | |
| 157. | Latvia | 91,831 | 2025 (Est.) | |
| 158. | Slovenia | 89,219 | 2025 (Est.) | |
| 159. | Equatorial Guinea | 88,676 | 2025 (Est.) | |
| 160. | Guyana | 79,431 | 2025 (Est.) | |
| 161. | Cyprus | 78,178 | 2025 (Est.) | |
| 162. | Solomon Islands | 69,986 | 2025 (Est.) | |
| 163. | Fiji | 69,417 | 2025 (Est.) | |
| 164. | Bhutan | 68,228 | 2025 (Est.) | |
| 165. | Western Sahara | 67,657 | 2025 (Est.) | |
| 166. | Trinidad and Tobago | 64,390 | 2025 (Est.) | |
| 167. | Estonia | 57,314 | 2025 (Est.) | |
| 168. | Suriname | 51,445 | 2025 (Est.) | |
| 169. | Cape Verde | 51,432 | 2025 (Est.) | |
| 170. | Brunei | 39,123 | 2025 (Est.) | |
| 171. | Belize | 38,685 | 2025 (Est.) | |
| 172. | Luxembourg | 36,318 | 2025 (Est.) | |
| 173. | Macau | 31,806 | 2025 (Est.) | |
| 174. | Montenegro | 29,487 | 2025 (Est.) | |
| 175. | Maldives | 27,468 | 2025 (Est.) | |
| 176. | Mayotte | 26,553 | 2025 (Est.) | |
| 177. | The Bahamas | 24,727 | 2025 (Est.) | |
| 178. | Sao Tome and Principe | 23,736 | 2025 (Est.) | |
| 179. | New Caledonia | 22,435 | 2025 (Est.) | |
| 180. | Vanuatu | 21,543 | 2025 (Est.) | |
| 181. | Iceland | 21,062 | 2025 (Est.) | |
| 182. | French Polynesia | 21,047 | 2025 (Est.) | |
| 183. | Malta | 20,498 | 2025 (Est.) | |
| 184. | Samoa | 19,567 | 2025 (Est.) | |
| 185. | Barbados | 18,016 | 2025 (Est.) | |
| 186. | Guam | 16,507 | 2025 (Est.) | |
| 187. | Kiribati | 10,691 | 2025 (Est.) | |
| 188. | Netherlands Antilles | 9,775 | 2025 (Est.) | |
| 189. | Saint Lucia | 9,707 | 2025 (Est.) | |
| 190. | Tonga | 9,575 | 2025 (Est.) | |
| 191. | Federated States of Micronesia | 8,272 | 2025 (Est.) | |
| 192. | Marshall Islands | 7,641 | 2025 (Est.) | |
| 193. | Antigua and Barbuda | 7,571 | 2025 (Est.) | |
| 194. | Grenada | 7,371 | 2025 (Est.) | |
| 195. | Aruba | 7,016 | 2025 (Est.) | |
| 196. | Saint Vincent and the Grenadines | 6,770 | 2025 (Est.) | |
| 197. | American Samoa | 6,614 | 2025 (Est.) | |
| 198. | Channel Islands | 6,160 | 2025 (Est.) | |
| 199. | Seychelles | 5,805 | 2025 (Est.) | |
| 200. | U.S. Virgin Islands | 5,415 | 2025 (Est.) |
